tag flasher / timestamp content / bugfixes (#217)

- added webinterface for tag flasher - added tcp transport for communicating with tag flasher (OTG USB also still works) - added content 'timestamp', makes use of preloaded images and buttons on the 2.9" M3 - webinterface is now aware of C6 and flasher capabilities - AP can run without ieee801.15.4 radio (i.e. flasher only) by shorting FLASHER_AP_TXD and FLASHER_AP_RXD - added tcp transport option to OEPL-Flasher.py (serial also still works) - added new environment OpenEPaperLink_Mini_AP_v4 - lots of finetuning and bug fixes
2026-03-21 06:06:23 +01:00 · 2024-02-04 20:30:52 +01:00
parent 472f148b0c
commit b4836e81f3
48 changed files with 1864 additions and 445 deletions
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -41,8 +41,14 @@ jobs:
          pio run --environment OpenEPaperLink_AP_and_Flasher
          pio run --target buildfs --environment OpenEPaperLink_AP_and_Flasher
          
-      - name: Build ESP32_S3_16_8_YELLOW_AP]
+      - name: Build ESP32_S3_16_8_YELLOW_AP
        run: |
          cd ESP32_AP-Flasher
          pio run --environment ESP32_S3_16_8_YELLOW_AP
          pio run --target buildfs --environment ESP32_S3_16_8_YELLOW_AP
+
+      - name: OpenEPaperLink_Mini_AP_v4
+        run: |
+          cd ESP32_AP-Flasher
+          pio run --environment OpenEPaperLink_Mini_AP_v4
+          pio run --target buildfs --environment OpenEPaperLink_Mini_AP_v4
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -46,24 +46,6 @@ jobs:
 #            cd /home/runner/work/OpenEPaperLink/OpenEPaperLink/ESP32_AP-Flasher
 #            python gzip_wwwfiles.py
          
-      - name: Build firmware for Simple_AP
-        run: |
-          cd ESP32_AP-Flasher
-          export PLATFORMIO_BUILD_FLAGS="-D BUILD_VERSION=${{ github.ref_name }} -D SHA=$GITHUB_SHA"
-          pio run --environment Simple_AP
-          pio run --target buildfs --environment Simple_AP
-          mkdir /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP
-          cp ~/.platformio/packages/framework-arduinoespressif32/tools/partitions/boot_app0.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP/boot_app0.bin
-          cp .pio/build/Simple_AP/firmware.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP/firmware.bin
-          cp .pio/build/Simple_AP/bootloader.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP/bootloader.bin
-          cp .pio/build/Simple_AP/partitions.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP/partitions.bin
-          cp .pio/build/Simple_AP/littlefs.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP/littlefs.bin
-          cd /home/runner/work/OpenEPaperLink/OpenEPaperLink/Simple_AP
-          esptool.py --chip esp32 merge_bin -o merged-firmware.bin --flash_mode dio --flash_freq 40m --flash_size 4MB 0x1000 bootloader.bin 0x8000 partitions.bin 0xe000 boot_app0.bin 0x10000 firmware.bin 0x290000 littlefs.bin
-          cd /home/runner/work/OpenEPaperLink/OpenEPaperLink
-          cp Simple_AP/firmware.bin espbinaries/Simple_AP.bin
-          cp Simple_AP/merged-firmware.bin espbinaries/Simple_AP_full.bin
-          
      - name: Build firmware for OpenEPaperLink_Mini_AP
        run: |
          cd ESP32_AP-Flasher
@@ -176,6 +158,24 @@ jobs:
          cp OpenEPaperLink_PoE_AP/firmware.bin espbinaries/OpenEPaperLink_PoE_AP.bin
          cp OpenEPaperLink_PoE_AP/merged-firmware.bin espbinaries/OpenEPaperLink_PoE_AP_full.bin

+      - name: Build firmware for OpenEPaperLink_Mini_AP_v4
+        run: |
+          cd ESP32_AP-Flasher
+          export PLATFORMIO_BUILD_FLAGS="-D BUILD_VERSION=${{ github.ref_name }} -D SHA=$GITHUB_SHA"
+          pio run --environment OpenEPaperLink_Mini_AP_v4
+          pio run --target buildfs --environment OpenEPaperLink_Mini_AP_v4
+          mkdir /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4
+          cp ~/.platformio/packages/framework-arduinoespressif32/tools/partitions/boot_app0.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4/boot_app0.bin
+          cp .pio/build/OpenEPaperLink_Mini_AP_v4/firmware.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4/firmware.bin
+          cp .pio/build/OpenEPaperLink_Mini_AP_v4/bootloader.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4/bootloader.bin
+          cp .pio/build/OpenEPaperLink_Mini_AP_v4/partitions.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4/partitions.bin
+          cp .pio/build/OpenEPaperLink_Mini_AP_v4/littlefs.bin /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4/littlefs.bin
+          cd /home/runner/work/OpenEPaperLink/OpenEPaperLink/OpenEPaperLink_Mini_AP_v4
+          esptool.py --chip esp32-s3 merge_bin -o merged-firmware.bin --flash_mode dio --flash_freq 80m --flash_size 16MB 0x0000 bootloader.bin 0x8000 partitions.bin 0xe000 boot_app0.bin 0x10000 firmware.bin 0x00910000 littlefs.bin
+          cd /home/runner/work/OpenEPaperLink/OpenEPaperLink
+          cp OpenEPaperLink_Mini_AP_v4/firmware.bin espbinaries/OpenEPaperLink_Mini_AP_v4.bin
+          cp OpenEPaperLink_Mini_AP_v4/merged-firmware.bin espbinaries/OpenEPaperLink_Mini_AP_v4_full.bin
+
      - name: generate release json file
        run: |
          mkdir jsonfiles
--- a/ESP32_AP-Flasher/data/tagtypes/33.json
+++ b/ESP32_AP-Flasher/data/tagtypes/33.json
@@ -13,7 +13,7 @@
 	},
 	"shortlut": 0,
 	"options": ["button", "led"],
-	"contentids": [22, 23, 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 16, 17, 18, 19, 20, 27],
+	"contentids": [22, 23, 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 16, 17, 18, 19, 20, 26, 27],
 	"usetemplate": 1,
 	"template": {
 		"1": {
--- a/ESP32_AP-Flasher/data/tagtypes/E1.json
+++ b/ESP32_AP-Flasher/data/tagtypes/E1.json
@@ -0,0 +1,29 @@
+{
+	"name": "TFT 160x80",
+	"width": 160,
+	"height": 80,
+	"rotatebuffer": 1,
+	"bpp": 16,
+	"colors": 4,
+	"colortable": {
+		"white": [ 255, 255, 255 ],
+		"black": [ 0, 0, 0 ],
+		"red": [ 255, 0, 0 ],
+		"gray": [ 150, 150, 150 ]
+	},
+	"shortlut": 0,
+	"options": [],
+	"contentids": [ 22, 21 ],
+	"template": {
+		"21": [
+			{ "box": [ 0, 0, 160, 80, 1 ] },
+			{ "text": [ 1, 3, "OpenEpaperLink AP", "calibrib16.vlw", 2, 0, 0, 1 ] },
+			{ "text": [ 1, 28, "IP:", "REFSAN12.vlw", "#888888", 0, 0, 1 ] },
+			{ "text": [ 45, 28, "{ap_ip}", "REFSAN12.vlw", 0, 0, 0, 1 ] },
+			{ "text": [ 1, 45, "Ch:", "REFSAN12.vlw", "#888888", 0, 0, 1 ] },
+			{ "text": [ 45, 45, "{ap_ch}", "REFSAN12.vlw", 0, 0, 0, "1" ] },
+			{ "text": [ 1, 62, "Tags:", "REFSAN12.vlw", "#888888", 0, 0, 1 ] },
+			{ "text": [ 45, 62, "{ap_tagcount}", "REFSAN12.vlw", 0, 0, 0, "1" ] }
+		]
+	}
+}
--- a/ESP32_AP-Flasher/data/www/content_cards.json.gz
+++ b/ESP32_AP-Flasher/data/www/content_cards.json.gz
--- a/ESP32_AP-Flasher/data/www/flash.js.gz
+++ b/ESP32_AP-Flasher/data/www/flash.js.gz
--- a/ESP32_AP-Flasher/data/www/index.html.gz
+++ b/ESP32_AP-Flasher/data/www/index.html.gz
--- a/ESP32_AP-Flasher/data/www/main.css.gz
+++ b/ESP32_AP-Flasher/data/www/main.css.gz
--- a/ESP32_AP-Flasher/data/www/main.js.gz
+++ b/ESP32_AP-Flasher/data/www/main.js.gz
--- a/ESP32_AP-Flasher/include/flasher.h
+++ b/ESP32_AP-Flasher/include/flasher.h
@@ -8,7 +8,7 @@ bool doAPFlash();
 bool doAPUpdate(uint8_t type);
 void flashCountDown(uint8_t c);

-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 bool extTagConnected();
 bool doTagFlash();
 #endif
@@ -20,6 +20,7 @@ class flasher {
    char md5char[34];
    uint8_t tagtype;
    uint8_t *infoblock = nullptr;
+    bool includeInfoBlock = false;

    // Infoblock structure:
    // 0x00-0x0F - Calibration data
@@ -35,7 +36,7 @@ class flasher {
    flasher();
    ~flasher();
    bool connectTag(uint8_t port);
-    void getFirmwareMD5();
+    bool getFirmwareMD5();
    bool getFirmwareMac();
    bool findTagByMD5();
    bool findTagByType(uint8_t type);
--- a/ESP32_AP-Flasher/include/ips_display.h
+++ b/ESP32_AP-Flasher/include/ips_display.h
@@ -1,12 +1,13 @@
 #include <Arduino.h>
 #include <TFT_eSPI.h>

-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT

 extern TFT_eSPI tft2;
-extern int32_t tftid;
 extern uint8_t YellowSense;
+extern bool tftOverride;

 void TFTLog(String text);
+void sendAvail(uint8_t wakeupReason);

 #endif
--- a/ESP32_AP-Flasher/include/leds.h
+++ b/ESP32_AP-Flasher/include/leds.h
@@ -34,6 +34,8 @@ void shortBlink(CRGB cname);
 void showColorPattern(CRGB colorone, CRGB colortwo, CRGB colorthree);
 void rgbIdle();
 void addFadeColor(CRGB cname);
+
 #endif

-void quickBlink(uint8_t repeat);
+void quickBlink(uint8_t repeat);
+void addFadeMono(uint8_t value);
--- a/ESP32_AP-Flasher/include/newproto.h
+++ b/ESP32_AP-Flasher/include/newproto.h
@@ -16,6 +16,7 @@ extern bool checkCRC(void* p, uint8_t len);
 extern void processBlockRequest(struct espBlockRequest* br);
 extern void prepareCancelPending(const uint8_t dst[8]);
 extern void prepareIdleReq(const uint8_t* dst, uint16_t nextCheckin);
+extern void prepareDataAvail(const uint8_t* dst);
 extern void prepareDataAvail(uint8_t* data, uint16_t len, uint8_t dataType, const uint8_t* dst);
 extern bool prepareDataAvail(String& filename, uint8_t dataType, uint8_t dataTypeArgument, const uint8_t* dst, uint16_t nextCheckin, bool resend = false);
 extern void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP);
@@ -41,5 +42,5 @@ uint16_t countQueueItem(const uint8_t* targetMac);
 extern PendingItem* getQueueItem(const uint8_t* targetMac);
 extern PendingItem* getQueueItem(const uint8_t* targetMac, const uint64_t dataVer);
 void checkQueue(const uint8_t* targetMac);
-bool queueDataAvail(struct pendingData* pending);
+bool queueDataAvail(struct pendingData* pending, bool local);
 uint8_t* getDataForFile(fs::File& file);
--- a/ESP32_AP-Flasher/include/powermgt.h
+++ b/ESP32_AP-Flasher/include/powermgt.h
@@ -1,5 +1,3 @@
 #include <Arduino.h>

-
-//void doLeds();
 void powerControl(bool powerState, uint8_t* pin, uint8_t pincount);
--- a/ESP32_AP-Flasher/include/serialap.h
+++ b/ESP32_AP-Flasher/include/serialap.h
@@ -9,6 +9,7 @@ extern struct espSetChannelPower curChannel;
 #define AP_STATE_REQUIRED_POWER_CYCLE 4
 #define AP_STATE_FAILED 5
 #define AP_STATE_COMING_ONLINE 6
+#define AP_STATE_NORADIO 7

 struct APInfoS {
    bool isOnline = false;
--- a/ESP32_AP-Flasher/include/settings.h
+++ b/ESP32_AP-Flasher/include/settings.h
@@ -1,7 +1,7 @@
 #include <Arduino.h>

 #define FLASHER_AP_PORT 0
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 #define FLASHER_EXT_PORT 1
 #define FLASHER_ALTRADIO_PORT 2
 #endif
--- a/ESP32_AP-Flasher/include/tag_db.h
+++ b/ESP32_AP-Flasher/include/tag_db.h
@@ -55,7 +55,7 @@ class tagRecord {
 struct Config {
    uint8_t channel;
    char alias[32];
-    int16_t led;
+    uint8_t led;
    uint8_t tft;
    uint8_t language;
    uint8_t maxsleep;
--- a/ESP32_AP-Flasher/include/usbflasher.h
+++ b/ESP32_AP-Flasher/include/usbflasher.h
@@ -1,4 +1,10 @@
 #include <Arduino.h>

+#define TRANSPORT_USB 0
+#define TRANSPORT_TCP 1

-void usbFlasherTask(void* parameter);
+#ifdef HAS_USB
+void usbFlasherTask(void* parameter);
+#endif
+void flasherDataHandler(uint8_t* data, size_t len, uint8_t transportType);
+void processFlasherCommand(struct flasherCommand* cmd, uint8_t transportType);
--- a/ESP32_AP-Flasher/include/web.h
+++ b/ESP32_AP-Flasher/include/web.h
@@ -13,6 +13,7 @@ void wsSendTaginfo(const uint8_t *mac, uint8_t syncMode);
 void wsSendSysteminfo();
 void wsSendAPitem(struct APlist *apitem);
 void wsSerial(const String &text);
+void wsSerial(const String &text, const String &color);
 uint8_t wsClientCount();

 extern AsyncWebSocket ws;
--- a/ESP32_AP-Flasher/include/webflasher.h
+++ b/ESP32_AP-Flasher/include/webflasher.h
@@ -0,0 +1,30 @@
+#include <Arduino.h>
+
+#ifdef HAS_EXT_FLASHER
+
+#include "web.h"
+
+#define WEBFLASH_ENABLE_AUTOFLASH 1
+#define WEBFLASH_ENABLE_USBFLASHER 2
+#define WEBFLASH_FOCUS 3
+#define WEBFLASH_BLUR 4
+
+class Logger : public Print {
+   public:
+    Logger();
+
+    ~Logger();
+
+    size_t write(uint8_t c) override;
+    size_t write(const uint8_t* buffer, size_t size) override;
+    size_t printf(const char* format, ...);
+    size_t println(const char* text);
+
+   private:
+};
+
+void webFlasherTask(void* parameter);
+void handleWSdata(uint8_t* data, size_t len, AsyncWebSocketClient* client);
+void sendDataToClient(const uint8_t* data, size_t len);
+
+#endif
--- a/ESP32_AP-Flasher/include/zbs_interface.h
+++ b/ESP32_AP-Flasher/include/zbs_interface.h
@@ -13,7 +13,7 @@ public:
    void setSpeed(uint32_t speed);
    void set_power(uint8_t state);
    void enable_debug();
-    void reset();
+    void reset(bool leavepower = true);
    void send_byte(uint8_t data);
    uint8_t read_byte();
    void write_byte(uint8_t cmd, uint8_t addr, uint8_t data);
--- a/ESP32_AP-Flasher/platformio.ini
+++ b/ESP32_AP-Flasher/platformio.ini
@@ -59,6 +59,7 @@ build_flags =
 	-D BOARD_HAS_PSRAM
 	-D SAVE_SPACE
 	-D POWER_NO_SOFT_POWER
+	-D SAVE_SPACE
 	-D FLASHER_AP_SS=11
 	-D FLASHER_AP_CLK=9
 	-D FLASHER_AP_MOSI=10
@@ -71,7 +72,7 @@ build_flags =
  	-D FLASHER_LED=15
  	-D FLASHER_RGB_LED=33
 build_src_filter = 
-	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>
+	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>-<webflasher.cpp>
 board_build.psram_type=qspi_opi
 board_upload.maximum_size = 4194304
 board_upload.maximum_ram_size = 327680
@@ -107,7 +108,7 @@ build_flags =
  	-D FLASHER_LED=15
  	-D FLASHER_RGB_LED=-1
 build_src_filter = 
-	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>
+	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>-<webflasher.cpp>
 board_build.psram_type=qspi_opi
 board_upload.maximum_size = 4194304
 board_upload.maximum_ram_size = 327680
@@ -126,7 +127,7 @@ build_unflags =
 build_flags = 
 	-std=gnu++17
 	${env.build_flags}
-	-D OPENEPAPERLINK_PCB
+	-D HAS_EXT_FLASHER
 	-D ARDUINO_USB_MODE=0
 	-D CONFIG_ESP32S3_SPIRAM_SUPPORT=1
 	-D CONFIG_SPIRAM_USE_MALLOC=1
@@ -197,8 +198,9 @@ build_flags =
 	-D FLASHER_AP_TXD=17
 	-D FLASHER_AP_RXD=16
 	-D FLASHER_LED=22
+	-D SAVE_SPACE
 build_src_filter = 
-	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>
+	+<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<ips_display.cpp>-<webflasher.cpp>
 ; ----------------------------------------------------------------------------------------
 ; !!! this configuration expects an ESP32-S3 16MB Flash 8MB RAM
 ; ----------------------------------------------------------------------------------------
@@ -215,7 +217,7 @@ lib_deps =
 build_flags = 
 	-std=gnu++17
 	${env.build_flags}
-	-D YELLOW_IPS_AP
+	-D HAS_TFT
 	-D CORE_DEBUG_LEVEL=0
 	-D ARDUINO_USB_MODE=0
 	-D CONFIG_ESP32S3_SPIRAM_SUPPORT=1
@@ -254,8 +256,9 @@ build_flags =
 	-D SERIAL_FLASHER_INTERFACE_UART=1
 	-D SERIAL_FLASHER_BOOT_HOLD_TIME_MS=50
 	-D SERIAL_FLASHER_RESET_HOLD_TIME_MS=100
+	-D C6_OTA_FLASHING
 build_src_filter = 
-	+<*>-<usbflasher.cpp>-<swd.cpp>
+	+<*>-<usbflasher.cpp>-<swd.cpp>-<webflasher.cpp>
 board_build.flash_mode=qio
 board_build.arduino.memory_type = qio_opi
 board_build.psram_type=qspi_opi
@@ -302,7 +305,7 @@ build_flags =
 	-D SERIAL_FLASHER_RESET_HOLD_TIME_MS=100
 	-D C6_OTA_FLASHING
 build_src_filter = 
-	+<*>-<usbflasher.cpp>-<swd.cpp>
+	+<*>-<usbflasher.cpp>-<swd.cpp>-<webflasher.cpp>
 board_build.flash_mode=qio
 board_build.arduino.memory_type = qio_opi
 board_build.psram_type=qspi_opi
@@ -348,12 +351,102 @@ build_flags =
 	-D SD_CARD_MOSI=14
 	-D SD_CARD_SS=12
 build_src_filter = 
-   +<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>
+   +<*>-<usbflasher.cpp>-<swd.cpp>-<espflasher.cpp>-<webflasher.cpp>
 board_build.flash_mode=qio
 board_upload.maximum_size = 16777216
 board_upload.maximum_ram_size = 327680
 board_upload.flash_size = 16MB
 ; ----------------------------------------------------------------------------------------
+; !!! this configuration expects an ESP32-S3 16MB Flash 8MB RAM
+; ----------------------------------------------------------------------------------------
+[env:OpenEPaperLink_Mini_AP_v4]
+board = esp32-s3-devkitc-1
+board_build.partitions = large_spiffs_16MB.csv
+monitor_dtr = 0
+monitor_rts = 0
+build_unflags =
+	-std=gnu++11
+    -D CONFIG_MBEDTLS_INTERNAL_MEM_ALLOC=y
+	-D ILI9341_DRIVER
+lib_deps =
+    ${env.lib_deps}
+build_flags = 
+	-std=gnu++17
+	${env.build_flags}
+	-D HAS_TFT
+	-D HAS_EXT_FLASHER
+	-D CORE_DEBUG_LEVEL=1
+    -D ARDUINO_USB_CDC_ON_BOOT=1
+	-D CONFIG_ESP32S3_SPIRAM_SUPPORT=1
+	-D CONFIG_SPIRAM_USE_MALLOC=1
+	-D POWER_NO_SOFT_POWER
+	-D BOARD_HAS_PSRAM
+	-D POWER_RAMPING
+	-D POWER_HIGH_SIDE_DRIVER
+	-D CONFIG_MBEDTLS_EXTERNAL_MEM_ALLOC=y
+	-D FLASHER_AP_SS=-1
+	-D FLASHER_AP_CLK=-1
+	-D FLASHER_AP_MOSI=-1
+	-D FLASHER_AP_MISO=-1
+	-D FLASHER_AP_RESET=47
+	-D FLASHER_AP_POWER={-1}
+	-D FLASHER_AP_TEST=-1
+	-D FLASHER_AP_TXD=17
+	-D FLASHER_AP_RXD=18
+	-D FLASHER_DEBUG_TXD=15
+	-D FLASHER_DEBUG_RXD=7
+	-D FLASHER_DEBUG_PROG=21
+	-D FLASHER_LED=16
+	-D FLASHER_EXT_SS=40
+	-D FLASHER_EXT_CLK=41
+	-D FLASHER_EXT_MOSI=2
+	-D FLASHER_EXT_MISO=42
+	-D FLASHER_EXT_RESET=5
+	-D FLASHER_EXT_POWER={6}
+	-D FLASHER_EXT_TXD=38
+	-D FLASHER_EXT_RXD=39
+	-D FLASHER_EXT_TEST=4
+	-D FLASHER_ALT_SS=-1
+	-D FLASHER_ALT_CLK=-1
+	-D FLASHER_ALT_MOSI=-1
+	-D FLASHER_ALT_MISO=-1
+	-D FLASHER_ALT_RESET=-1
+	-D FLASHER_ALT_POWER={-1}
+	-D FLASHER_ALT_TXD=-1
+	-D FLASHER_ALT_RXD=-1
+	-D FLASHER_ALT_TEST=-1
+	-D HAS_RGB_LED
+	-D FLASHER_RGB_LED=48
+	-D ST7735_DRIVER
+	-D ST7735_GREENTAB160x80
+	-D TFT_INVERSION_ON
+	-D TFT_WIDTH=80
+	-D TFT_HEIGHT=160
+	-D TFT_MISO=-1
+	-D TFT_MOSI=13
+	-D TFT_SCLK=12
+	-D TFT_CS=10
+	-D TFT_DC=11
+	-D TFT_RST=1
+	-D TFT_RGB_ORDER=TFT_BGR
+	-D USE_HSPI_PORT
+	-D LOAD_FONT2
+	-D LOAD_FONT4
+	-D LOAD_GLCD
+	-D MD5_ENABLED=1
+	-D SERIAL_FLASHER_INTERFACE_UART=1
+	-D SERIAL_FLASHER_BOOT_HOLD_TIME_MS=50
+	-D SERIAL_FLASHER_RESET_HOLD_TIME_MS=100
+	-D C6_OTA_FLASHING
+build_src_filter = 
+	+<*>
+board_build.flash_mode=qio
+board_build.arduino.memory_type = qio_opi
+board_build.psram_type=qspi_opi
+board_upload.maximum_size = 16777216
+board_upload.maximum_ram_size = 327680
+board_upload.flash_size = 16MB
+; ----------------------------------------------------------------------------------------
 ; !!! this configuration expects an SONOFF ZB Bridge-P
 ; ----------------------------------------------------------------------------------------
 ;[env:Sonoff_zb_bridge_P_AP]
--- a/ESP32_AP-Flasher/src/contentmanager.cpp
+++ b/ESP32_AP-Flasher/src/contentmanager.cpp
@@ -7,6 +7,7 @@
 #define CONTENT_BIGCAL
 #define CONTENT_NFCLUT
 #define CONTENT_DAYAHEAD
+#define CONTENT_TIMESTAMP
 #endif
 #define CONTENT_CAL
 #define CONTENT_BUIENRADAR
@@ -41,6 +42,12 @@

 // https://csvjson.com/json_beautifier

+bool needRedraw(uint8_t contentMode, uint8_t wakeupReason) {
+    // contentmode 26, timestamp
+    if ((wakeupReason == WAKEUP_REASON_BUTTON1 || wakeupReason == WAKEUP_REASON_BUTTON2) && contentMode == 26) return true;
+    return false;
+}
+
 void contentRunner() {
    if (config.runStatus == RUNSTATUS_STOP) return;

@@ -49,11 +56,11 @@ void contentRunner() {

    for (tagRecord *taginfo : tagDB) {
        if (taginfo->RSSI &&
-            (now >= taginfo->nextupdate || taginfo->wakeupReason == WAKEUP_REASON_NFC) &&
+            (now >= taginfo->nextupdate || needRedraw(taginfo->contentMode, taginfo->wakeupReason)) &&
            config.runStatus == RUNSTATUS_RUN &&
            Storage.freeSpace() > 31000 && !util::isSleeping(config.sleepTime1, config.sleepTime2)) {
            drawNew(taginfo->mac, taginfo);
-            // taginfo->wakeupReason = 0;
+            taginfo->wakeupReason = 0;
        }

        if (taginfo->expectedNextCheckin > now - 10 && taginfo->expectedNextCheckin < now + 30 && taginfo->pendingIdle == 0 && taginfo->pendingCount == 0) {
@@ -73,7 +80,7 @@ void contentRunner() {
                minutesUntilNextUpdate = (nextWakeTime - now) / 60 - 2;
            }
            if (minutesUntilNextUpdate > 1 && (wsClientCount() == 0 || config.stopsleep == 0)) {
-                taginfo->pendingIdle = minutesUntilNextUpdate;
+                taginfo->pendingIdle = minutesUntilNextUpdate * 60;
                if (taginfo->isExternal == false) {
                    Serial.printf("sleeping for %d more minutes\n", minutesUntilNextUpdate);
                    prepareIdleReq(taginfo->mac, minutesUntilNextUpdate);
@@ -180,7 +187,7 @@ void drawNew(const uint8_t mac[8], tagRecord *&taginfo) {
    char hexmac[17];
    mac2hex(mac, hexmac);
    String filename = "/temp/" + String(hexmac) + ".raw";
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    if (isAp) {
        filename = "direct";
    }
@@ -287,6 +294,11 @@ void drawNew(const uint8_t mac[8], tagRecord *&taginfo) {
                } else {
                    wsErr("Error accessing " + filename);
                }
+            } else {
+                // configfilename is empty. Probably the tag needs to redisplay the image after a reboot.
+                Serial.println("Resend static image");
+                // fixme: doesn't work yet
+                // prepareDataAvail(mac);
            }
            taginfo->nextupdate = 3216153600;
        } break;
@@ -508,10 +520,13 @@ void drawNew(const uint8_t mac[8], tagRecord *&taginfo) {
            taginfo->nextupdate = 3216153600;
            break;

+#ifdef CONTENT_TIMESTAMP
        case 26:  // timestamp
+            taginfo->nextupdate = 3216153600;
            drawTimestamp(filename, cfgobj, taginfo, imageParams);
            updateTagImage(filename, mac, 0, taginfo, imageParams);
-            taginfo->nextupdate = 3216153600;
+            break;
+#endif

 #ifdef CONTENT_DAYAHEAD
        case 27:  // Day Ahead:
@@ -1459,7 +1474,7 @@ bool getDayAheadFeed(String &filename, JsonObject &cfgobj, tagRecord *&taginfo,
    StaticJsonDocument<512> loc;
    getTemplate(loc, 27, taginfo->hwType);

-    // This is a link to a Google Apps Script script, which fetches (and caches) the tariff from https://transparency.entsoe.eu/ 
+    // This is a link to a Google Apps Script script, which fetches (and caches) the tariff from https://transparency.entsoe.eu/
    // I made it available to provide easy access to the data, but please don't use this link in any projects other than OpenEpaperLink.
    String URL = "https://script.google.com/macros/s/AKfycbwMmeGAaPrWzVZrESSpmPmD--O132PzW_acnBsuEottKNATTqCRn6h8zN0Yts7S56ggsg/exec?country=" + cfgobj["country"].as<String>();

@@ -1546,8 +1561,8 @@ bool getDayAheadFeed(String &filename, JsonObject &cfgobj, tagRecord *&taginfo,
            spr.fillRect(barX + i * barwidth + 3, 5, barwidth - 6, 10, imageParams.highlightColor);
            spr.fillTriangle(barX + i * barwidth, 15,
                             barX + i * barwidth + barwidth - 1, 15,
-                             barX + i * barwidth + barwidth / 2, 15 + barwidth, imageParams.highlightColor);
-            spr.drawLine(barX + i * barwidth + barwidth / 2, 20 + barwidth, barX + i * barwidth + barwidth / 2, spr.height(), getColor("pink"));
+                             barX + i * barwidth + (barwidth - 1) / 2, 15 + barwidth, imageParams.highlightColor);
+            spr.drawLine(barX + i * barwidth + (barwidth - 1) / 2, 20 + barwidth, barX + i * barwidth + (barwidth - 1) / 2, spr.height(), getColor("pink"));
            pricenow = price;
        }
    }
@@ -1702,9 +1717,142 @@ void drawAPinfo(String &filename, JsonObject &cfgobj, tagRecord *&taginfo, imgPa
    spr.deleteSprite();
 }

+#ifdef CONTENT_TIMESTAMP
 void drawTimestamp(String &filename, JsonObject &cfgobj, tagRecord *&taginfo, imgParam &imageParams) {
-    // todo
+    Serial.println("make Timestamp");
+    time_t now;
+    time(&now);
+    struct tm timeinfo;
+
+    StaticJsonDocument<512> loc;
+    getTemplate(loc, 1, taginfo->hwType);
+
+    TFT_eSprite spr = TFT_eSprite(&tft);
+    initSprite(spr, imageParams.width, imageParams.height, imageParams);
+
+    if (!cfgobj["#init"]) {
+        Serial.println("init");
+        // init preload images
+
+        char hexmac[17];
+        mac2hex(taginfo->mac, hexmac);
+
+        String filename2 = "/temp/" + String(hexmac) + "-2.raw";
+        drawString(spr, cfgobj["button1"].as<String>(), spr.width() / 2, 40, "calibrib30.vlw", TC_DATUM, TFT_BLACK);
+        drawString(spr, "Well done!", spr.width() / 2, 90, "calibrib30.vlw", TC_DATUM, TFT_BLACK);
+        spr2buffer(spr, filename2, imageParams);
+
+        struct imageDataTypeArgStruct arg = {0};
+        arg.preloadImage = 1;
+        arg.specialType = 17;  // button 2
+        arg.lut = 0;
+        prepareDataAvail(filename2, imageParams.dataType, *((uint8_t *)&arg), taginfo->mac, 5 | 0x8000 );
+
+        spr.fillRect(0, 0, spr.width(), spr.height(), TFT_WHITE);
+
+        filename2 = "/temp/" + String(hexmac) + "-3.raw";
+        drawString(spr, cfgobj["button2"].as<String>(), spr.width() / 2, 40, "calibrib30.vlw", TC_DATUM, TFT_BLACK);
+        drawString(spr, "Well done!", spr.width() / 2, 90, "calibrib30.vlw", TC_DATUM, TFT_BLACK);
+        spr2buffer(spr, filename2, imageParams);
+
+        arg.preloadImage = 1;
+        arg.specialType = 16;  // button 1
+        arg.lut = 0;
+        prepareDataAvail(filename2, imageParams.dataType, *((uint8_t *)&arg), taginfo->mac, 5 | 0x8000 );
+
+        cfgobj["#init"] = "1";
+    }
+
+    spr.fillRect(0, 0, spr.width(), spr.height(), TFT_WHITE);
+    drawString(spr, cfgobj["title"], spr.width() / 2, 10, "calibrib30.vlw", TC_DATUM, TFT_BLACK);
+    spr.drawLine(0, 40, spr.width(), 40, TFT_BLACK);
+    drawString(spr, cfgobj["button1"], 32, 145, "calibrib16.vlw", TC_DATUM, TFT_BLACK);
+    drawString(spr, cfgobj["button2"], 122, 145, "calibrib16.vlw", TC_DATUM, TFT_BLACK);
+    spr.fillTriangle(27, 160, 37, 160, 32, 165, TFT_BLACK);
+    spr.fillTriangle(127, 160, 117, 160, 122, 165, TFT_BLACK);
+
+    uint8_t mode = cfgobj["mode"].as<int>();
+    switch (taginfo->wakeupReason) {
+        case WAKEUP_REASON_BUTTON2:
+            Serial.println("button 1");
+            cfgobj["last1"] = now;
+            if (mode == 0) {
+                // 1 timestamp
+                cfgobj["last2"] = cfgobj["button1"].as<String>();
+            }
+            break;
+        case WAKEUP_REASON_BUTTON1:
+            Serial.println("button 2");
+            if (mode == 0) {
+                // 1 timestamp
+                cfgobj["last1"] = now;
+                cfgobj["last2"] = cfgobj["button2"].as<String>();
+            } else {
+                cfgobj["last2"] = now;
+                // 2 timestamps
+            }
+            break;
+    }
+
+    char dateString1[40];
+    uint32_t nextaction = cfgobj["nextaction"].as<uint32_t>();
+    String dateformat = languageDateFormat[0] + " %H:%M";
+    time_t timestamp = cfgobj["last1"].as<uint32_t>();
+    localtime_r(&timestamp, &timeinfo);
+    strftime(dateString1, sizeof(dateString1), dateformat.c_str(), &timeinfo);
+    if (timestamp == 0) strcpy(dateString1, "never");
+
+    if (mode == 0) {
+        drawString(spr, "last:", 10, 50, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+        drawString(spr, dateString1, spr.width() / 2, 50, "bahnschrift30.vlw", TC_DATUM, TFT_BLACK);
+        drawString(spr, cfgobj["last2"].as<String>(), spr.width() / 2, 80, "bahnschrift30.vlw", TC_DATUM, TFT_BLACK);
+
+        if (nextaction > 0 && timestamp > 0) {
+            timestamp += nextaction * 24 * 3600;
+            if (timestamp < taginfo->nextupdate) taginfo->nextupdate = timestamp;
+            localtime_r(&timestamp, &timeinfo);
+            strftime(dateString1, sizeof(dateString1), languageDateFormat[0].c_str(), &timeinfo);
+
+            drawString(spr, "next:", 10, 115, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+            drawString(spr, dateString1, 50, 115, "calibrib16.vlw", TL_DATUM, timestamp < now ? imageParams.highlightColor : TFT_BLACK);
+        }
+    } else {
+        drawString(spr, cfgobj["button1"].as<String>(), 10, 50, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+        drawString(spr, dateString1, 20, 67, "fonts/bahnschrift20", TL_DATUM, TFT_BLACK);
+
+        if (nextaction > 0 && timestamp > 0) {
+            timestamp += nextaction * 24 * 3600;
+            if (timestamp < taginfo->nextupdate) taginfo->nextupdate = timestamp;
+            localtime_r(&timestamp, &timeinfo);
+            strftime(dateString1, sizeof(dateString1), languageDateFormat[0].c_str(), &timeinfo);
+
+            drawString(spr, "next", 200, 50, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+            drawString(spr, dateString1, 210, 67, "fonts/bahnschrift20", TL_DATUM, timestamp < now ? imageParams.highlightColor : TFT_BLACK);
+        }
+
+        char dateString2[40];
+        time_t timestamp = cfgobj["last2"].as<uint32_t>();
+        localtime_r(&timestamp, &timeinfo);
+        strftime(dateString2, sizeof(dateString2), dateformat.c_str(), &timeinfo);
+        if (timestamp == 0) strcpy(dateString2, "never");
+
+        drawString(spr, cfgobj["button2"].as<String>(), 10, 90, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+        drawString(spr, dateString2, 20, 107, "fonts/bahnschrift20", TL_DATUM, TFT_BLACK);
+
+        if (nextaction > 0 && timestamp > 0) {
+            timestamp += nextaction * 24 * 3600;
+            localtime_r(&timestamp, &timeinfo);
+            strftime(dateString2, sizeof(dateString2), languageDateFormat[0].c_str(), &timeinfo);
+
+            drawString(spr, "next", 200, 90, "calibrib16.vlw", TL_DATUM, TFT_BLACK);
+            drawString(spr, dateString2, 210, 107, "fonts/bahnschrift20", TL_DATUM, timestamp < now ? imageParams.highlightColor : TFT_BLACK);
+        }
+    }
+
+    spr2buffer(spr, filename, imageParams);
+    spr.deleteSprite();
 }
+#endif

 bool getJsonTemplateFile(String &filename, String jsonfile, tagRecord *&taginfo, imgParam &imageParams) {
    if (jsonfile.c_str()[0] != '/') {
--- a/ESP32_AP-Flasher/src/flasher.cpp
+++ b/ESP32_AP-Flasher/src/flasher.cpp
@@ -5,23 +5,29 @@
 #include <MD5Builder.h>

 #include "LittleFS.h"
-#include "storage.h"
-// #include <FS.h>
-
 #include "leds.h"
 #include "settings.h"
+#include "storage.h"
 #include "time.h"
 #include "zbs_interface.h"

+#ifdef HAS_EXT_FLASHER
+#include "webflasher.h"
+#define Seriallog logger
+extern Logger logger;
+#else
+#define Seriallog Serial
+#endif
+
 #define FINGERPRINT_FLASH_SIZE 10240

-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 bool extTagConnected() {
    // checks if the TEST (P1.0) pin on the ZBS243 will come up high. If it doesn't, there's probably a tag connected.
    pinMode(FLASHER_EXT_TEST, INPUT_PULLDOWN);
-    vTaskDelay(5 / portTICK_PERIOD_MS);
+    vTaskDelay(10 / portTICK_PERIOD_MS);
    pinMode(FLASHER_EXT_TEST, INPUT_PULLUP);
-    vTaskDelay(5 / portTICK_PERIOD_MS);
+    vTaskDelay(10 / portTICK_PERIOD_MS);
    return !digitalRead(FLASHER_EXT_TEST);
 }
 #endif
@@ -55,11 +61,10 @@ void dump(uint8_t *a, uint16_t l) {
 int8_t powerPinsAP[] = FLASHER_AP_POWER;
 int8_t pinsAP[] = {FLASHER_AP_CLK, FLASHER_AP_MISO, FLASHER_AP_MOSI, FLASHER_AP_RESET, FLASHER_AP_RXD, FLASHER_AP_SS, FLASHER_AP_TEST, FLASHER_AP_TXD};

-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 int8_t powerPinsExt[] = FLASHER_EXT_POWER;
 int8_t powerPinsAlt[] = FLASHER_ALT_POWER;
 uint8_t pinsExt[] = {FLASHER_EXT_CLK, FLASHER_EXT_MISO, FLASHER_EXT_MOSI, FLASHER_EXT_RESET, FLASHER_EXT_RXD, FLASHER_EXT_SS, FLASHER_EXT_TEST, FLASHER_EXT_TXD};
-
 #endif

 flasher::flasher() {
@@ -90,7 +95,7 @@ bool flasher::connectTag(uint8_t port) {
            power_pins = validatePowerPinCount(powerPinsAP, sizeof(powerPinsAP));
            result = zbs->begin(FLASHER_AP_SS, FLASHER_AP_CLK, FLASHER_AP_MOSI, FLASHER_AP_MISO, FLASHER_AP_RESET, (uint8_t *)powerPinsAP, power_pins, FLASHER_AP_SPEED);
            break;
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
        case 1:
            power_pins = validatePowerPinCount(powerPinsExt, sizeof(powerPinsExt));
            result = zbs->begin(FLASHER_EXT_SS, FLASHER_EXT_CLK, FLASHER_EXT_MOSI, FLASHER_EXT_MISO, FLASHER_EXT_RESET, (uint8_t *)powerPinsExt, power_pins, FLASHER_AP_SPEED);
@@ -101,18 +106,17 @@ bool flasher::connectTag(uint8_t port) {
            break;
 #endif
        default:
-            Serial.printf("Tried to connect to port %d, but this port isn't available. Some dev borked it up, probably Jelmer.\n", port);
            return false;
    }
    if (!result) Serial.printf("I tried connecting to port %d, but I couldn't establish a link to the tag. That's all I know.\n", port);
    return result;
 }

-void flasher::getFirmwareMD5() {
+bool flasher::getFirmwareMD5() {
    uint8_t *buffer = (uint8_t *)malloc(FINGERPRINT_FLASH_SIZE);
    if (buffer == nullptr) {
-        Serial.print("couldn't malloc bytes for firmware MD5\n");
-        return;
+        Seriallog.print("couldn't malloc bytes for firmware MD5\n");
+        return false;
    }

    zbs->select_flash(0);
@@ -131,8 +135,9 @@ void flasher::getFirmwareMD5() {
    for (uint8_t c = 0; c < 16; c++) {
        sprintf(md5char + (2 * c), "%02X", md5[c]);
    }
-    Serial.printf("MD5=%s\n", md5char);
+    Seriallog.printf("MD5=%s\n", md5char);
    free(buffer);
+    return true;
 }

 bool flasher::getInfoBlockMac() {
@@ -140,13 +145,11 @@ bool flasher::getInfoBlockMac() {
    for (uint16_t c = 7; c < 8; c--) {
        mac[7 - c] = zbs->read_flash(c + 0x10);
    }
-    Serial.printf("Infopage mac=");
    uint16_t macsum = 0;
    for (uint8_t c = 0; c < 8; c++) {
        macsum += mac[c];
-        Serial.printf("%02X", mac[c]);
    }
-    Serial.printf("\n");
+    Seriallog.printf("Infopage mac=%02X%02X%02X%02X%02X%02X%02X%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], mac[6], mac[7]);
    if (macsum == 0) return false;
    if (macsum > 0x5F9) return false;
    return true;
@@ -162,7 +165,7 @@ bool flasher::getInfoBlockMD5() {
        macsum += md5[c];
        sprintf(md5char + (2 * c), "%02X", md5[c]);
    }
-    Serial.printf("Infoblock MD5=%s\n", md5char);
+    Seriallog.printf("Infoblock MD5=%s\n", md5char);
    if (macsum == 0) return false;     // invalid mac
    if (macsum > 0xF00) return false;  // *probably* an invalid mac
    return true;
@@ -183,9 +186,9 @@ bool flasher::findTagByMD5() {
            const char *jsonmd5 = elem["MD5"];
            if (jsonmd5 != nullptr) {
                if (strncmp(md5char, jsonmd5, 32) == 0) {
-                    Serial.print("MD5 Matches > ");
+                    Seriallog.print("MD5 Matches > ");
                    const char *name = elem["name"];
-                    Serial.println(name);
+                    Seriallog.println(name);
                    mac_suffix = strtoul(elem["mac_suffix"], 0, 16);
                    mac_format = elem["mac_format"];
                    mac_offset = elem["mac_offset"];
@@ -197,7 +200,7 @@ bool flasher::findTagByMD5() {
        }
        Serial.print("Failed to find this tag's current firmware MD5 in the json database. If this tag is already OpenEpaperLink, this is to be expected.\n");
    } else {
-        Serial.print("Failed to read json file\n");
+        Seriallog.print("Failed to read json file /tag_md5_db.json\n");
    }
    readfile.close();
    return false;
@@ -212,9 +215,9 @@ bool flasher::findTagByType(uint8_t type) {
            if (elem["type"] != nullptr) {
                uint8_t jtype = elem["type"];
                if (jtype == type) {
-                    Serial.print("Type Matches > ");
+                    Seriallog.print("Type Matches > ");
                    const char *name = elem["name"];
-                    Serial.println(name);
+                    Seriallog.println(name);
                    const char *jsonmd5 = elem["MD5"];

                    for (uint8_t c = 0; c < 16; c++) {
@@ -236,9 +239,9 @@ bool flasher::findTagByType(uint8_t type) {
                }
            }
        }
-        Serial.print("Failed to find this tag's type in the json database.\n");
+        Seriallog.print("Failed to find this tag's type in the json database.\n");
    } else {
-        Serial.print("Failed to read json file\n");
+        Seriallog.print("Failed to read json file\n");
    }
    readfile.close();
    return false;
@@ -320,7 +323,7 @@ bool flasher::writeFlash(uint8_t *flashbuffer, uint16_t size) {
    if (!zbs->select_flash(0)) return false;
    zbs->erase_flash();
    if (!zbs->select_flash(0)) return false;
-    Serial.printf("Starting flash, size=%d\n", size);
+    Seriallog.printf("Starting flash, size=%d\n", size);
    for (uint16_t c = 0; c < size; c++) {
        if (flashbuffer[c] == 0xFF) goto flashWriteSuccess;
        for (uint8_t i = 0; i < MAX_WRITE_ATTEMPTS; i++) {
@@ -333,11 +336,11 @@ bool flasher::writeFlash(uint8_t *flashbuffer, uint16_t size) {
    flashWriteSuccess:
        if (c % 256 == 0) {
 #ifdef HAS_RGB_LED
-            shortBlink(CRGB::Yellow);
+            shortBlink(CRGB::White);
 #else
            quickBlink(2);
 #endif
-            Serial.printf("\rNow flashing, %d/%d  ", c, size);
+            Seriallog.printf("\rNow flashing, %d/%d  ", c, size);
            vTaskDelay(1 / portTICK_PERIOD_MS);
        }
    }
@@ -412,7 +415,7 @@ bool flasher::writeFlashFromPackOffset(fs::File *file, uint16_t length) {
    if (!zbs->select_flash(0)) return false;
    zbs->erase_flash();
    if (!zbs->select_flash(0)) return false;
-    Serial.printf("Starting flash, size=%d\n", length);
+    Seriallog.printf("Starting flash, size=%d\n", length);

    uint8_t *buf = (uint8_t *)malloc(256);
    uint16_t offset = 0;
@@ -425,20 +428,21 @@ bool flasher::writeFlashFromPackOffset(fs::File *file, uint16_t length) {
            length = 0;
        }
 #ifdef HAS_RGB_LED
-        shortBlink(CRGB::Yellow);
+        shortBlink(CRGB::White);
 #else
        quickBlink(2);
 #endif
-        Serial.printf("\rFlashing, %d bytes left     ", length);
+        Seriallog.printf("\r[Flashing %d bytes]    ", length);
+
        bool res = writeBlock256(offset, buf);
        offset += 256;
        if (!res) {
-            Serial.printf("Failed writing block to tag, probably a hardware failure\n");
+            Seriallog.printf("Failed writing block to tag, probably a hardware failure\n");
            return false;
        }
        vTaskDelay(1 / portTICK_PERIOD_MS);
    }
-    Serial.printf("\nFlashing done\n");
+    Seriallog.printf("\nFlashing done\n");
    return true;
 }

@@ -452,8 +456,8 @@ bool flasher::writeFlashFromPack(String filename, uint8_t type) {
                uint8_t jtype = elem["type"];
                if (jtype == type) {
                    const char *name = elem["name"];
-                    Serial.print("Flashing from FW pack: ");
-                    Serial.println(name);
+                    Seriallog.print("Flashing from FW pack: ");
+                    Seriallog.println(name);

                    uint32_t offset = elem["offset"];
                    uint16_t length = elem["length"];
@@ -464,10 +468,10 @@ bool flasher::writeFlashFromPack(String filename, uint8_t type) {
                }
            }
        }
-        Serial.print("Failed to find this tag's type in the FW pack database.\n");
+        Seriallog.print("Failed to find this tag's type in the FW pack database.\n");
    } else {
-        Serial.println(err.c_str());
-        Serial.print("Failed to read json header from FW pack\n");
+        Seriallog.println(err.c_str());
+        Seriallog.print("Failed to read json header from FW pack\n");
    }
    readfile.close();
    return false;
@@ -501,6 +505,7 @@ bool flasher::writeBlock(uint16_t offset, uint8_t *data, uint16_t len, bool info
    return true;
 }

+#ifndef C6_OTA_FLASHING
 uint16_t getAPUpdateVersion(uint8_t type) {
    StaticJsonDocument<512> doc;
    fs::File readfile = contentFS->open("/AP_FW_Pack.bin", "r");
@@ -625,12 +630,13 @@ bool doAPUpdate(uint8_t type) {
    delete f;
    return res;
 }
+#endif

 void flashCountDown(uint8_t c) {
-    Serial.printf("\r%d  ", c);
+    Seriallog.printf("\r%d  ", c);
    for (c -= 1; c < 254; c--) {
        vTaskDelay(1000 / portTICK_PERIOD_MS);
-        Serial.printf("\r%d  ", c);
+        Seriallog.printf("\r%d  ", c);
    }
 }

@@ -639,7 +645,7 @@ void flashCountDown(uint8_t c) {
 bool doTagFlash() {
    class flasher *f = new flasher();
    if (!f->connectTag(FLASHER_EXT_PORT)) {
-        Serial.printf("Sorry, failed to connect to this tag...\n");
+        Seriallog.printf("Sorry, failed to connect to this tag...\n");
        return false;
    }

@@ -647,7 +653,7 @@ bool doTagFlash() {

    if (f->findTagByMD5()) {
        // this tag currently contains original firmware, found its fingerprint
-        Serial.printf("Found original firmware tag, recognized its fingerprint (%s)\n", f->md5char);
+        Seriallog.printf("Found original firmware tag, recognized its fingerprint (%s)\n", f->md5char);
        f->readInfoBlock();
        f->getFirmwareMac();
        f->prepareInfoBlock();
@@ -658,7 +664,7 @@ bool doTagFlash() {
        // did find an infoblock MD5 that looks valid
        if (f->findTagByMD5()) {
            // did find the md5 in the database
-            Serial.printf("Found an already-flashed tag, recognized its fingerprint (%s)\n", f->md5char);
+            Seriallog.printf("Found an already-flashed tag, recognized its fingerprint (%s)\n", f->md5char);
            f->getInfoBlockMac();
            f->getInfoBlockType();
            f->readInfoBlock();
@@ -666,14 +672,14 @@ bool doTagFlash() {
            f->zbs->reset();
        } else {
            // couldn't find the md5 from the infoblock
-            Serial.printf("Found an already-flashed tag, but we couldn't find its fingerprint (%s) in the database\n", f->md5char);
+            Seriallog.printf("Found an already-flashed tag, but we couldn't find its fingerprint (%s) in the database\n", f->md5char);
            return false;
        }
    } else {
        // We couldn't recognize the tag from it's fingerprint...
-        Serial.printf("Found a tag but didn't recognize its fingerprint\n", f->md5char);
+        Seriallog.printf("Found a tag but didn't recognize its fingerprint\n", f->md5char);
        f->backupFlash();
-        Serial.printf("Saved this MD5 binary to filesystem\n");
+        Seriallog.printf("Saved this MD5 binary to filesystem\n");
    }
    delete f;
    return false;
--- a/ESP32_AP-Flasher/src/ips_display.cpp
+++ b/ESP32_AP-Flasher/src/ips_display.cpp
@@ -7,7 +7,7 @@
 #include "storage.h"
 #include "tag_db.h"

-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT

 #include "ips_display.h"

@@ -15,15 +15,17 @@
 #define TFT_BACKLIGHT 14

 TFT_eSPI tft2 = TFT_eSPI();
-int32_t tftid = -1;
 uint8_t YellowSense = 0;
 bool tftLogscreen = true;
+bool tftOverride = false;

 void TFTLog(String text) {
    if (tftLogscreen == false) {
        tft2.fillScreen(TFT_BLACK);
-        tft2.setCursor(0, 5, 2);
+        tft2.setCursor(0, 0, (tft2.width() == 160 ? 1 : 2));
        tftLogscreen = true;
+    } else {
+        if (tft2.width() == 160) tft2.setCursor(0, tft2.getCursorY(), 1);
    }
    if (text.isEmpty()) return;
    tft2.setTextColor(TFT_SILVER);
@@ -34,12 +36,18 @@ void TFTLog(String text) {
        int httpIndex = text.indexOf("http");
        tft2.print(text.substring(0, httpIndex));
        tft2.setTextColor(TFT_YELLOW);
-        text = text.substring(httpIndex);
+        if (tft2.width() == 160) {
+            tft2.setCursor(0, tft2.getCursorY() + 8, 2);
+            text = text.substring(httpIndex + 7);
+        } else {
+            text = text.substring(httpIndex);
+        }
    } else if (text.indexOf(":") != -1) {
        int colonIndex = text.indexOf(":");
        tft2.setTextColor(TFT_SILVER);
        tft2.print(text.substring(0, colonIndex + 1));
        tft2.setTextColor(TFT_WHITE);
+        if (tft2.width() == 160) tft2.setCursor(0, tft2.getCursorY() + 8, 2);
        text = text.substring(colonIndex + 1);
    } else if (text.endsWith("!")) {
        tft2.setTextColor(TFT_GREEN);
@@ -64,36 +72,34 @@ void sendAvail(uint8_t wakeupReason) {
    memcpy(&eadr.src, mac, 6);
    eadr.adr.lastPacketRSSI = WiFi.RSSI();
    eadr.adr.currentChannel = config.channel;
-    eadr.adr.hwType = 0xE0;
+    eadr.adr.hwType = (tft2.width() == 160 ? 0xE1 : 0xE0);
    eadr.adr.wakeupReason = wakeupReason;
    eadr.adr.capabilities = 0;
    eadr.adr.tagSoftwareVersion = 0;
    eadr.adr.customMode = 0;
    processDataReq(&eadr, true);
-    if (wakeupReason) tftid = findId(eadr.src);
 }

 void yellow_ap_display_init(void) {
-
    pinMode(YELLOW_SENSE, INPUT_PULLDOWN);
    vTaskDelay(100 / portTICK_PERIOD_MS);
    if (digitalRead(YELLOW_SENSE) == HIGH) YellowSense = 1;
-
    pinMode(TFT_BACKLIGHT, OUTPUT);
-    digitalWrite(TFT_BACKLIGHT, HIGH);
-
-    ledcSetup(6, 5000, 8);
-    ledcAttachPin(TFT_BACKLIGHT, 6);
-    ledcWrite(6, config.tft);
+    digitalWrite(TFT_BACKLIGHT, LOW);

    tft2.init();
    tft2.setRotation(YellowSense == 1 ? 1 : 3);
-
    tft2.fillScreen(TFT_BLACK);
-    tft2.setCursor(10, 5, 2);
+    tft2.setCursor(12, 0, (tft2.width() == 160 ? 1 : 2));
    tft2.setTextColor(TFT_WHITE);
-    tft2.println("*** Initialising... ***");
    tftLogscreen = true;
+
+    ledcSetup(6, 5000, 8);
+    ledcAttachPin(TFT_BACKLIGHT, 6);
+    if (tft2.width() == 160) {
+        GPIO.func_out_sel_cfg[TFT_BACKLIGHT].inv_sel = 1;
+    }
+    ledcWrite(6, config.tft);
 }

 void yellow_ap_display_loop(void) {
@@ -110,9 +116,16 @@ void yellow_ap_display_loop(void) {
        sendAvail(0xFC);
        first_run = 1;
    }
-    if (millis() - last_update >= 1000) {
-        tagRecord* tag = tagDB.at(tftid);
-        if (tag->pendingCount > 0) {
+    if (millis() - last_update >= 3000) {
+        uint8_t wifimac[8];
+        WiFi.macAddress(wifimac);
+        memset(&wifimac[6], 0, 2);
+        tagRecord* tag = tagRecord::findByMAC(wifimac);
+        if (tag == nullptr) {
+            last_update = millis();
+            return;
+        }
+        if (tag->pendingCount > 0 && tftOverride == false) {
            String filename = tag->filename;
            fs::File file = contentFS->open(filename);
            if (!file) {
@@ -122,7 +135,7 @@ void yellow_ap_display_loop(void) {
            }

            TFT_eSprite spr = TFT_eSprite(&tft2);
-            if (tag->len == tft2.width() * tft2.height() * 2) spr.setColorDepth(16);
+            spr.setColorDepth(16);
            if (tag->len == tft2.width() * tft2.height()) spr.setColorDepth(8);
            spr.createSprite(tft2.width(), tft2.height());
            void* spriteData = spr.getPointer();
--- a/ESP32_AP-Flasher/src/leds.cpp
+++ b/ESP32_AP-Flasher/src/leds.cpp
@@ -8,6 +8,7 @@
 #include "leds.h"
 #include "settings.h"
 #include "tag_db.h"
+#include "serialap.h"

 QueueHandle_t ledQueue;
 int maxledbrightness = 255;
@@ -58,7 +59,6 @@ void addFadeColor(CRGB cname) {
 }

 void shortBlink(CRGB cname) {
-#ifndef YELLOW_IPS_AP
    struct ledInstructionRGB* rgb = new struct ledInstructionRGB;
    rgb->ledColor = CRGB::Black;
    rgb->fadeTime = 0;
@@ -75,7 +75,6 @@ void shortBlink(CRGB cname) {
    rgb->fadeTime = 0;
    rgb->length = 3;
    addToRGBQueue(rgb, false);
-#endif
 }

 void flushRGBQueue() {
@@ -91,6 +90,8 @@ void showColorPattern(CRGB colorone, CRGB colortwo, CRGB colorthree) {
    const int patternLengths[] = {600, 120, 200, 120, 200, 120};
    const CRGB patternColors[] = {CRGB::Black, colorone, CRGB::Black, colortwo, CRGB::Black, colorthree};

+    while (xQueueReceive(rgbLedQueue, &rgb, 0) == pdPASS) { }
+
    for (int i = 0; i < sizeof(patternLengths) / sizeof(patternLengths[0]); i++) {
        rgb = new struct ledInstructionRGB;
        rgb->ledColor = patternColors[i];
@@ -131,7 +132,7 @@ void rgbIdleStep() {

 void setBrightness(int brightness) {
    maxledbrightness = brightness;
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    ledcWrite(6, config.tft);
 #endif
 #ifdef HAS_RGB_LED
@@ -140,14 +141,14 @@ void setBrightness(int brightness) {
 }

 void updateBrightnessFromConfig() {
-    if (config.led != 0) {
-        int newbrightness = config.led;
-        if (newbrightness < 0) newbrightness = 0;
-        if (newbrightness != maxledbrightness) {
-            setBrightness(newbrightness);
-        }
+    int newbrightness = config.led;
+    if (newbrightness != maxledbrightness) {
+        setBrightness(newbrightness);
    }
+#ifdef HAS_TFT
    ledcWrite(6, config.tft);
+#endif
+    if (apInfo.state == AP_STATE_NORADIO) addFadeMono(config.led);
 }

 void addToMonoQueue(struct ledInstruction* mono) {
@@ -176,7 +177,7 @@ void showMono(uint8_t brightness) {
 void quickBlink(uint8_t repeat) {
    for (int i = 0; i < repeat; i++) {
        struct ledInstruction* mono = new struct ledInstruction;
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
        mono->value = 255;
 #else
        mono->value = maxledbrightness;
@@ -222,7 +223,7 @@ void ledTask(void* parameter) {
    struct ledInstruction* monoled = nullptr;

    addFadeMono(0);
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    addFadeMono(255);
 #else
    addFadeMono(maxledbrightness);
--- a/ESP32_AP-Flasher/src/main.cpp
+++ b/ESP32_AP-Flasher/src/main.cpp
@@ -13,7 +13,11 @@
 #include "tagdata.h"
 #include "wifimanager.h"

-#ifdef HAS_USB
+#ifdef HAS_EXT_FLASHER
+#include "webflasher.h"
+#endif
+
+#if defined HAS_USB || defined HAS_EXT_FLASHER
 #include "usbflasher.h"
 #endif

@@ -28,10 +32,6 @@ util::Timer intervalSysinfo(seconds(5));
 util::Timer intervalVars(seconds(10));
 util::Timer intervalSaveDB(minutes(5));

-#ifdef OPENEPAPERLINK_PCB
-util::Timer tagConnectTimer(seconds(1));
-#endif
-
 SET_LOOP_TASK_STACK_SIZE(16 * 1024);

 void delayedStart(void* parameter) {
@@ -47,7 +47,7 @@ void delayedStart(void* parameter) {
 void setup() {
    Serial.begin(115200);
    Serial.print(">\n");
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    extern void yellow_ap_display_init(void);
    yellow_ap_display_init();
 #endif
@@ -108,16 +108,12 @@ void setup() {
    }
    */

-#ifdef HAS_USB
-    // We'll need to start the 'usbflasher' task for boards with a second (USB) port. This can be used as a 'flasher' interface, using a python script on the host
-    xTaskCreate(usbFlasherTask, "usbflasher", 10000, NULL, configMAX_PRIORITIES - 10, NULL);
-#endif
-
    initAPconfig();

    updateLanguageFromConfig();
    updateBrightnessFromConfig();

+    config.runStatus = RUNSTATUS_INIT;
    init_web();
    xTaskCreate(initTime, "init time", 5000, NULL, 2, NULL);

@@ -135,10 +131,18 @@ void setup() {
    } else {
        cleanupCurrent();
    }
-    xTaskCreate(APTask, "AP Process", 6000, NULL, 2, NULL);
+    xTaskCreate(APTask, "AP Process", 6000, NULL, 5, NULL);
    vTaskDelay(10 / portTICK_PERIOD_MS);

-    config.runStatus = RUNSTATUS_INIT;
+#ifdef HAS_USB
+    // We'll need to start the 'usbflasher' task for boards with a second (USB) port. This can be used as a 'flasher' interface, using a python script on the host
+    xTaskCreate(usbFlasherTask, "usbflasher", 10000, NULL, 5, NULL);
+#endif
+
+#ifdef HAS_EXT_FLASHER
+    xTaskCreate(webFlasherTask, "webflasher", 8000, NULL, 3, NULL);
+#endif
+
    esp_reset_reason_t resetReason = esp_reset_reason();
    if (resetReason == ESP_RST_PANIC) {
        Serial.println("Panic! Pausing content generation for 30 seconds");
@@ -164,29 +168,14 @@ void loop() {
    if (intervalSaveDB.doRun() && config.runStatus != RUNSTATUS_STOP) {
        saveDB("/current/tagDB.json");
    }
-    if (intervalContentRunner.doRun() && apInfo.state == AP_STATE_ONLINE) {
+    if (intervalContentRunner.doRun() && (apInfo.state == AP_STATE_ONLINE || apInfo.state == AP_STATE_NORADIO)) {
        contentRunner();
    }

-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    extern void yellow_ap_display_loop(void);
    yellow_ap_display_loop();
 #endif

-#ifdef OPENEPAPERLINK_PCB
-    if (tagConnectTimer.doRun() && extTagConnected()) {
-        flashCountDown(3);
-
-        pinMode(FLASHER_EXT_TEST, OUTPUT);
-        digitalWrite(FLASHER_EXT_TEST, LOW);
-
-        doTagFlash();
-
-        vTaskDelay(10000 / portTICK_PERIOD_MS);
-        pinMode(FLASHER_EXT_TEST, INPUT);
-        vTaskDelay(1000 / portTICK_PERIOD_MS);
-    }
-#endif
-
    vTaskDelay(100 / portTICK_PERIOD_MS);
 }
--- a/ESP32_AP-Flasher/src/makeimage.cpp
+++ b/ESP32_AP-Flasher/src/makeimage.cpp
@@ -10,6 +10,10 @@
 #include "storage.h"
 #include "util.h"

+#ifdef HAS_TFT
+#include "ips_display.h"
+#endif
+
 TFT_eSPI tft = TFT_eSPI();
 TFT_eSprite spr = TFT_eSprite(&tft);

@@ -276,11 +280,22 @@ void rewriteHeader(File &f_out) {
 void spr2buffer(TFT_eSprite &spr, String &fileout, imgParam &imageParams) {
    long t = millis();

-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    extern uint8_t YellowSense;
    if (fileout == "direct") {
-        tft.setRotation(YellowSense == 1 ? 1 : 3);
-        spr.pushSprite(0, 0);
+        if (tftOverride == false) {
+            TFT_eSprite spr2 = TFT_eSprite(&tft2);
+            tft2.setRotation(YellowSense == 1 ? 1 : 3);
+            spr2.createSprite(spr.width(), spr.height());
+            spr2.setColorDepth(spr.getColorDepth());
+
+            void *spriteData = spr.getPointer();
+            void *spriteData2 = spr2.getPointer();
+            size_t dataSize = spr.width() * spr.height() * (spr.getColorDepth() / 8);
+            memcpy(spriteData2, spriteData, dataSize);
+
+            spr2.pushSprite(0, 0);
+        }
        return;
    }
 #endif
--- a/ESP32_AP-Flasher/src/newproto.cpp
+++ b/ESP32_AP-Flasher/src/newproto.cpp
@@ -82,10 +82,38 @@ void prepareIdleReq(const uint8_t* dst, uint16_t nextCheckin) {
        pending.attemptsLeft = 10 + config.maxsleep;

        Serial.printf(">SDA %02X%02X%02X%02X%02X%02X%02X%02X NOP\n", dst[7], dst[6], dst[5], dst[4], dst[3], dst[2], dst[1], dst[0]);
-        queueDataAvail(&pending);
+        queueDataAvail(&pending, true);
    }
 }

+void prepareDataAvail(const uint8_t* dst) {
+    // resend
+    tagRecord* taginfo = tagRecord::findByMAC(dst);
+    if (taginfo == nullptr) {
+        if (config.lock) return;
+        wsErr("Tag not found, this shouldn't happen.");
+        return;
+    }
+
+    taginfo->pendingCount++;
+    taginfo->pendingIdle = 0;
+
+    struct pendingData pending = {0};
+    memcpy(pending.targetMac, dst, 8);
+    pending.availdatainfo.dataSize = taginfo->len;
+    pending.availdatainfo.dataType = taginfo->dataType;
+    pending.availdatainfo.nextCheckIn = 0;
+    memcpy(&pending.availdatainfo.dataVer, taginfo->md5, sizeof(uint64_t));
+    pending.attemptsLeft = 10;
+
+    queueDataAvail(&pending, !taginfo->isExternal);
+    if (taginfo->isExternal) {
+        udpsync.netSendDataAvail(&pending);
+    }
+
+    wsSendTaginfo(dst, SYNC_TAGSTATUS);
+}
+
 void prepareDataAvail(uint8_t* data, uint16_t len, uint8_t dataType, const uint8_t* dst) {
    tagRecord* taginfo = tagRecord::findByMAC(dst);
    if (taginfo == nullptr) {
@@ -121,23 +149,22 @@ void prepareDataAvail(uint8_t* data, uint16_t len, uint8_t dataType, const uint8
    memcpy(pending.targetMac, dst, 8);
    pending.availdatainfo.dataSize = len;
    pending.availdatainfo.dataType = dataType;
-    pending.availdatainfo.nextCheckIn = 0;
+    pending.availdatainfo.nextCheckIn = 5 | 0x8000;  // 5 seconds
    pending.availdatainfo.dataVer = *((uint64_t*)md5bytes);
    pending.attemptsLeft = 10;

+    queueDataAvail(&pending, !taginfo->isExternal);
    if (taginfo->isExternal) {
        udpsync.netSendDataAvail(&pending);
-    } else {
-        queueDataAvail(&pending);
    }

    wsSendTaginfo(dst, SYNC_TAGSTATUS);
 }

 bool prepareDataAvail(String& filename, uint8_t dataType, uint8_t dataTypeArgument, const uint8_t* dst, uint16_t nextCheckin, bool resend) {
-    if (nextCheckin > config.maxsleep) nextCheckin = config.maxsleep;
-    if (wsClientCount() && config.stopsleep == 1) nextCheckin = 0;
-#ifdef YELLOW_IPS_AP
+    if ((nextCheckin & 0x8000) == 0 && nextCheckin > config.maxsleep) nextCheckin = config.maxsleep;
+    if ((nextCheckin & 0x8000) == 0 && wsClientCount() && (config.stopsleep == 1)) nextCheckin = 0;
+#ifdef HAS_TFT
    if (filename == "direct") {
        char dst_path[64];
        sprintf(dst_path, "/current/%02X%02X%02X%02X%02X%02X%02X%02X.raw\0", dst[7], dst[6], dst[5], dst[4], dst[3], dst[2], dst[1], dst[0]);
@@ -196,7 +223,8 @@ bool prepareDataAvail(String& filename, uint8_t dataType, uint8_t dataTypeArgume

        time_t now;
        time(&now);
-        taginfo->pendingIdle = nextCheckin * 60 + 60;
+
+        taginfo->pendingIdle = (nextCheckin & 0x8000) ? (nextCheckin & 0x7FFF) + 5 : (nextCheckin * 60) + 60;
        clearPending(taginfo);
    } else {
        wsLog("firmware upload pending");
@@ -216,9 +244,9 @@ bool prepareDataAvail(String& filename, uint8_t dataType, uint8_t dataTypeArgume
    pending.availdatainfo.nextCheckIn = nextCheckin;
    pending.attemptsLeft = attempts;
    checkMirror(taginfo, &pending);
+    queueDataAvail(&pending, !taginfo->isExternal);
    if (taginfo->isExternal == false) {
        Serial.printf(">SDA %02X%02X%02X%02X%02X%02X%02X%02X TYPE 0x%02X\n", dst[7], dst[6], dst[5], dst[4], dst[3], dst[2], dst[1], dst[0], pending.availdatainfo.dataType);
-        queueDataAvail(&pending);
    } else {
        udpsync.netSendDataAvail(&pending);
    }
@@ -241,10 +269,12 @@ void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP) {
                char hexmac[17];
                mac2hex(pending->targetMac, hexmac);
                String filename = "/current/" + String(hexmac) + "_" + String(millis() % 1000000) + ".pending";
-                String imageUrl = "http://" + remoteIP.toString() + "/getdata?mac=" + String(hexmac);
-                wsLog("prepareExternalDataAvail GET " + imageUrl);
+                char md5[17];
+                mac2hex(reinterpret_cast<uint8_t*>(&pending->availdatainfo.dataVer), md5);
+                char imageUrl[80];
+                snprintf(imageUrl, sizeof(imageUrl), "http://%s/getdata?mac=%s&md5=%s", remoteIP.toString().c_str(), hexmac, md5);
+                wsLog("prepareExternalDataAvail GET " + String(imageUrl));
                HTTPClient http;
-                logLine("http prepareExternalDataAvail " + imageUrl);
                http.begin(imageUrl);
                int httpCode = http.GET();
                if (httpCode == 200) {
@@ -254,9 +284,9 @@ void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP) {
                    file.close();
                    xSemaphoreGive(fsMutex);
                } else if (httpCode == 404) {
-                    imageUrl = "http://" + remoteIP.toString() + "/current/" + String(hexmac) + ".raw";
+                    snprintf(imageUrl, sizeof(imageUrl), "http://%s/current/%s.raw", remoteIP.toString().c_str(), hexmac);
+                    // imageUrl = "http://" + remoteIP.toString() + "/current/" + String(hexmac) + ".raw";
                    http.end();
-                    logLine("http prepareExternalDataAvail " + imageUrl);
                    http.begin(imageUrl);
                    httpCode = http.GET();
                    if (httpCode == 200) {
@@ -266,6 +296,9 @@ void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP) {
                        file.close();
                        xSemaphoreGive(fsMutex);
                    }
+                } else {
+                    logLine("prepareExternalDataAvail " + String(imageUrl) + " error " + String(httpCode));
+                    wsLog("error " + String(httpCode));
                }
                http.end();

@@ -299,10 +332,13 @@ void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP) {
            case DATATYPE_CUSTOM_LUT_OTA: {
                char hexmac[17];
                mac2hex(pending->targetMac, hexmac);
-                String dataUrl = "http://" + remoteIP.toString() + "/getdata?mac=" + String(hexmac);
-                wsLog("GET " + dataUrl);
+                char dataUrl[80];
+                char md5[17];
+                mac2hex(reinterpret_cast<uint8_t*>(&pending->availdatainfo.dataVer), md5);
+                snprintf(dataUrl, sizeof(dataUrl), "http://%s/getdata?mac=%s&md5=%s", remoteIP.toString().c_str(), hexmac, md5);
+                wsLog("GET " + String(dataUrl));
                HTTPClient http;
-                logLine("http DATATYPE_CUSTOM_LUT_OTA " + dataUrl);
+                logLine("http DATATYPE_CUSTOM_LUT_OTA " + String(dataUrl));
                http.begin(dataUrl);
                int httpCode = http.GET();
                if (httpCode == 200) {
@@ -325,7 +361,7 @@ void prepareExternalDataAvail(struct pendingData* pending, IPAddress remoteIP) {
            }
        }
        checkMirror(taginfo, pending);
-        queueDataAvail(pending);
+        queueDataAvail(pending, !taginfo->isExternal);

        wsSendTaginfo(pending->targetMac, SYNC_NOSYNC);
    }
@@ -365,7 +401,6 @@ void processBlockRequest(struct espBlockRequest* br) {
    if (br->blockId >= totalblocks) {
        br->blockId = totalblocks - 1;
    }
-
    uint32_t len = queueItem->len - (BLOCK_DATA_SIZE * br->blockId);
    if (len > BLOCK_DATA_SIZE) len = BLOCK_DATA_SIZE;
    uint16_t checksum = sendBlock(queueItem->data + (br->blockId * BLOCK_DATA_SIZE), len);
@@ -431,7 +466,7 @@ void processXferComplete(struct espXferComplete* xfc, bool local) {
    }

    // more in the queue?
-    checkQueue(xfc->src);
+    if (local) checkQueue(xfc->src);

    wsSendTaginfo(xfc->src, SYNC_TAGSTATUS);
    if (local) udpsync.netProcessXferComplete(xfc);
@@ -507,7 +542,7 @@ void processDataReq(struct espAvailDataReq* eadr, bool local, IPAddress remoteIP
        taginfo->expectedNextCheckin = 3216153600;
        taginfo->pendingIdle = 0;
    } else {
-        taginfo->expectedNextCheckin = now + 60 * taginfo->pendingIdle;
+        taginfo->expectedNextCheckin = now + taginfo->pendingIdle;
        taginfo->pendingIdle = 0;
    }
    taginfo->lastseen = now;
@@ -537,7 +572,7 @@ void processDataReq(struct espAvailDataReq* eadr, bool local, IPAddress remoteIP
        taginfo->temperature = eadr->adr.temperature;
        taginfo->batteryMv = eadr->adr.batteryMv;
        taginfo->hwType = eadr->adr.hwType;
-        taginfo->wakeupReason = eadr->adr.wakeupReason;
+        if (eadr->adr.wakeupReason > 0) taginfo->wakeupReason = eadr->adr.wakeupReason;
        taginfo->capabilities = eadr->adr.capabilities;
        taginfo->currentChannel = eadr->adr.currentChannel;
        taginfo->tagSoftwareVersion = eadr->adr.tagSoftwareVersion;
@@ -618,8 +653,9 @@ bool sendAPSegmentedData(const uint8_t* dst, String data, uint16_t icons, bool i
    pending.attemptsLeft = 120;
    Serial.printf(">AP Segmented Data %02X%02X%02X%02X%02X%02X%02X%02X\n\0", dst[7], dst[6], dst[5], dst[4], dst[3], dst[2], dst[1], dst[0]);
    if (local) {
-        return queueDataAvail(&pending);
+        return queueDataAvail(&pending, true);
    } else {
+        queueDataAvail(&pending, false);
        udpsync.netSendDataAvail(&pending);
        return true;
    }
@@ -636,8 +672,9 @@ bool showAPSegmentedInfo(const uint8_t* dst, bool local) {
    pending.attemptsLeft = 120;
    Serial.printf(">SDA %02X%02X%02X%02X%02X%02X%02X%02X\n\0", dst[7], dst[6], dst[5], dst[4], dst[3], dst[2], dst[1], dst[0]);
    if (local) {
-        return queueDataAvail(&pending);
+        return queueDataAvail(&pending, true);
    } else {
+        queueDataAvail(&pending, false);
        udpsync.netSendDataAvail(&pending);
        return true;
    }
@@ -663,8 +700,9 @@ bool sendTagCommand(const uint8_t* dst, uint8_t cmd, bool local, const uint8_t*
    }

    if (local) {
-        return queueDataAvail(&pending);
+        return queueDataAvail(&pending, true);
    } else {
+        queueDataAvail(&pending, false);
        udpsync.netSendDataAvail(&pending);
        return true;
    }
@@ -755,7 +793,7 @@ bool checkMirror(struct tagRecord* taginfo, struct pendingData* pending) {
                pending2.attemptsLeft = pending->attemptsLeft;

                if (taginfo2->isExternal == false) {
-                    queueDataAvail(&pending2);
+                    queueDataAvail(&pending2, true);
                } else {
                    char dst_path[64];
                    sprintf(dst_path, "/current/%02X%02X%02X%02X%02X%02X%02X%02X_%lu.pending", taginfo2->mac[7], taginfo2->mac[6], taginfo2->mac[5], taginfo2->mac[4], taginfo2->mac[3], taginfo2->mac[2], taginfo2->mac[1], taginfo2->mac[0], millis() % 1000000);
@@ -765,6 +803,7 @@ bool checkMirror(struct tagRecord* taginfo, struct pendingData* pending) {
                        file.write(taginfo2->data, taginfo2->len);
                        file.close();
                        xSemaphoreGive(fsMutex);
+                        queueDataAvail(&pending2, false);
                        udpsync.netSendDataAvail(&pending2);
                    } else {
                        xSemaphoreGive(fsMutex);
@@ -850,12 +889,12 @@ void checkQueue(const uint8_t* targetMac) {
        if (queueItem == nullptr) {
            return;
        }
-        if (queueCount > 1) queueItem->pendingdata.availdatainfo.nextCheckIn = 0;
+        if (queueCount > 1) queueItem->pendingdata.availdatainfo.nextCheckIn = 5 | 0x8000;
        sendDataAvail(&queueItem->pendingdata);
    }
 }

-bool queueDataAvail(struct pendingData* pending) {
+bool queueDataAvail(struct pendingData* pending, bool local) {
    PendingItem newPending;
    newPending.pendingdata.availdatainfo = pending->availdatainfo;
    newPending.pendingdata.attemptsLeft = pending->attemptsLeft;
@@ -882,7 +921,7 @@ bool queueDataAvail(struct pendingData* pending) {
            Serial.println("Reading file " + String(newPending.filename));
            file.close();
        } else {
-            Serial.println("Something's wrong... not found: " + String(newPending.filename));
+            Serial.println("Warning: not found: " + String(newPending.filename));
        }
    }
    newPending.len = taginfo->len;
@@ -891,10 +930,11 @@ bool queueDataAvail(struct pendingData* pending) {
        enqueueItem(newPending);
        // first in line, send to tag
        Serial.printf("queue item added, first in line, total %d elements\n", pendingQueue.size());
-        sendDataAvail(pending);
+        if (local) sendDataAvail(pending);
    } else {
        enqueueItem(newPending);
        Serial.printf("queue item added, total %d elements\n", pendingQueue.size());
+        // to do: notify C6 to shorten the checkin time for the current SDA
    }

    return true;
--- a/ESP32_AP-Flasher/src/ota.cpp
+++ b/ESP32_AP-Flasher/src/ota.cpp
@@ -41,12 +41,16 @@ void handleSysinfoRequest(AsyncWebServerRequest* request) {
    doc["psramsize"] = ESP.getPsramSize();
    doc["flashsize"] = ESP.getFlashChipSize();
    doc["rollback"] = Update.canRollBack();
-#if defined YELLOW_IPS_AP || defined C6_OTA_FLASHING
-    doc["C6"] = 1;
+#if defined C6_OTA_FLASHING
+    doc["hasC6"] = 1;
 #else
-    doc["C6"] = 0;
+    doc["hasC6"] = 0;
+#endif
+#ifdef HAS_EXT_FLASHER
+    doc["hasFlasher"] = 1;
+#else
+    doc["hasFlasher"] = 0;
 #endif
-
    const size_t bufferSize = measureJson(doc) + 1;
    AsyncResponseStream* response = request->beginResponseStream("application/json", bufferSize);
    serializeJson(doc, *response);
@@ -266,7 +270,7 @@ void C6firmwareUpdateTask(void* parameter) {
        Serial1.begin(115200, SERIAL_8N1, FLASHER_AP_RXD, FLASHER_AP_TXD);
        rxSerialStopTask2 = false;
 #ifdef FLASHER_DEBUG_RXD
-        xTaskCreate(rxSerialTask2, "rxSerialTask2", 1750, NULL, configMAX_PRIORITIES - 4, NULL);
+        xTaskCreate(rxSerialTask2, "rxSerialTask2", 1750, NULL, 2, NULL);
 #endif
        vTaskDelay(1000 / portTICK_PERIOD_MS);

@@ -285,7 +289,7 @@ void C6firmwareUpdateTask(void* parameter) {
 }

 void handleUpdateC6(AsyncWebServerRequest* request) {
-#if defined YELLOW_IPS_AP || defined C6_OTA_FLASHING
+#if defined C6_OTA_FLASHING
    uint8_t doDownload = 1;
    if (request->hasParam("download", true)) {
        doDownload = atoi(request->getParam("download", true)->value().c_str());
--- a/ESP32_AP-Flasher/src/powermgt.cpp
+++ b/ESP32_AP-Flasher/src/powermgt.cpp
@@ -4,7 +4,7 @@

 #include "settings.h"

-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 #include "soc/rtc_cntl_reg.h"
 #include "soc/soc.h"
 #endif
@@ -29,7 +29,7 @@ void simpleAPPower(uint8_t* pin, uint8_t pincount, bool state) {
 // when drained if the board applies power, will cause the 3v3 rail to sag enough to reset the ESP32. This is obviously not great. To prevent this from happening,
 // we ramp up/down the voltage with PWM. Ramping down really is unnecessary, as the board has a resistor to dump the charge into.
 void rampTagPower(uint8_t* pin, bool up) {
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
    WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 0);
 #endif
    if (up) {
@@ -69,7 +69,7 @@ void rampTagPower(uint8_t* pin, bool up) {
        ledcDetachPin(pin[0]);
        digitalWrite(pin[0], HIGH);
    }
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
    WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG, 1);
 #endif
 }
--- a/ESP32_AP-Flasher/src/serialap.cpp
+++ b/ESP32_AP-Flasher/src/serialap.cpp
@@ -1,8 +1,8 @@
+#include "serialap.h"
+
 #include <Arduino.h>
 #include <HardwareSerial.h>

-#include "serialap.h"
-
 #include "commstructs.h"
 #include "contentmanager.h"
 #include "flasher.h"
@@ -118,7 +118,7 @@ int8_t APpowerPins[] = FLASHER_AP_POWER;
 #define AP_RESET_PIN FLASHER_AP_RESET
 #define AP_POWER_PIN FLASHER_AP_POWER
 #endif
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 #if (AP_PROCESS_PORT == FLASHER_EXT_PORT)
 int8_t APpowerPins[] = FLASHER_EXT_POWER;
 #define AP_RESET_PIN FLASHER_EXT_RESET
@@ -172,9 +172,11 @@ void APTagReset() {

 // Send data to the AP
 uint16_t sendBlock(const void* data, const uint16_t len) {
+    time_t timeCanary = millis();
    if (!apInfo.isOnline) return false;
    if (!txStart()) return 0;
-    for (uint8_t attempt = 0; attempt < 5; attempt++) {
+    // don't retry now, as it collides with communication from the tag
+    for (uint8_t attempt = 0; attempt < 1; attempt++) {
        cmdReplyValue = CMD_REPLY_WAIT;
        AP_SERIAL_PORT.print(">D>");
        if (waitCmdReply()) goto blksend;
@@ -190,32 +192,51 @@ blksend:
    bd->checksum = 0;

    // calculate checksum
+    const uint8_t* dataBytes = reinterpret_cast<const uint8_t*>(data);
    for (uint16_t c = 0; c < len; c++) {
-        bd->checksum += ((uint8_t*)data)[c];
+        bd->checksum += dataBytes[c];
    }

    // send blockData header
-    for (uint8_t c = 0; c < sizeof(struct blockData); c++) {
-        AP_SERIAL_PORT.write(0xAA ^ blockbuffer[c]);
+    dataBytes = reinterpret_cast<const uint8_t*>(&blockbuffer);
+    const size_t bufferSize = sizeof(struct blockData);
+    uint8_t* modifiedHeader = static_cast<uint8_t*>(malloc(bufferSize));
+    if (modifiedHeader != nullptr) {
+        for (size_t i = 0; i < bufferSize; i++) {
+            modifiedHeader[i] = 0xAA ^ dataBytes[i];
+        }
+        AP_SERIAL_PORT.write(modifiedHeader, bufferSize);
+        free(modifiedHeader);
    }

    // send an entire block of data
    uint16_t c;
-    for (c = 0; c < len; c++) {
-        AP_SERIAL_PORT.write(0xAA ^ ((uint8_t*)data)[c]);
+    dataBytes = reinterpret_cast<const uint8_t*>(data);
+    uint8_t* modifiedBuffer = static_cast<uint8_t*>(malloc(len));
+    if (modifiedBuffer != nullptr) {
+        for (c = 0; c < len; c++) {
+            modifiedBuffer[c] = 0xAA ^ dataBytes[c];
+        }
+        AP_SERIAL_PORT.write(modifiedBuffer, len);
+        free(modifiedBuffer);
    }

    // fill the rest of the block-length filled with something else (will end up as 0xFF in the buffer)
-    for (; c < BLOCK_DATA_SIZE; c++) {
-        AP_SERIAL_PORT.write(0x55);
+    const size_t remainingBytes = BLOCK_DATA_SIZE - c;
+    if (remainingBytes > 0) {
+        uint8_t fillBuffer[remainingBytes];
+        memset(fillBuffer, 0x55, remainingBytes);
+        AP_SERIAL_PORT.write(fillBuffer, remainingBytes);
    }

    // dummy bytes in case some bytes were missed, makes sure the AP gets kicked out of data-loading mode
-    for (c = 0; c < 32; c++) {
-        AP_SERIAL_PORT.write(0xF5);
-    }
+    uint8_t dummyBuffer[32];
+    memset(dummyBuffer, 0xF5, 32);
+    AP_SERIAL_PORT.write(dummyBuffer, 32);
+
    if (apInfo.type != ESP32_C6) delay(10);
    txEnd();
+    Serial.println("Sendblock complete, " + String(millis() - timeCanary) + "ms");
    return bd->checksum;
 }

@@ -353,21 +374,21 @@ void rxCmdProcessor(void* parameter) {
                case RX_CMD_RQB:
                    processBlockRequest((struct espBlockRequest*)rxcmd->data);
 #ifdef HAS_RGB_LED
-                    shortBlink(CRGB::Blue);
+                    // shortBlink(CRGB::Blue);
 #endif
                    quickBlink(3);
                    break;
                case RX_CMD_ADR:
                    processDataReq((struct espAvailDataReq*)rxcmd->data, true);
 #ifdef HAS_RGB_LED
-                    shortBlink(CRGB::Aqua);
+                    // shortBlink(CRGB::Aqua);
 #endif
                    quickBlink(1);
                    break;
                case RX_CMD_XFC:
                    processXferComplete((struct espXferComplete*)rxcmd->data, true);
 #ifdef HAS_RGB_LED
-                    shortBlink(CRGB::Purple);
+                    // shortBlink(CRGB::Purple);
 #endif
                    break;
                case RX_CMD_XTO:
@@ -402,7 +423,9 @@ void rxSerialTask(void* parameter) {
            lastchar = AP_SERIAL_PORT.read();
            switch (RXState) {
                case ZBS_RX_WAIT_HEADER:
+
                    Serial.write(lastchar);
+
                    //  shift characters in
                    for (uint8_t c = 0; c < 3; c++) {
                        cmdbuffer[c] = cmdbuffer[c + 1];
@@ -614,6 +637,8 @@ void rxSerialTask2(void* parameter) {
        while (Serial2.available()) {
            lastchar = Serial2.read();
            charCount++;
+
+            // debug info
            Serial.write(lastchar);
        }
        vTaskDelay(1 / portTICK_PERIOD_MS);
@@ -723,17 +748,34 @@ bool bringAPOnline() {
    }
 }

+bool checkRadio() {
+    // make a short between FLASHER_AP_TXD and FLASHER_AP_RXD to indicate that no radio is present
+    // e.g. for flasher only, or just to use the S3 to generate images for smaller AP's
+    pinMode(FLASHER_AP_TXD, OUTPUT);
+    pinMode(FLASHER_AP_RXD, INPUT_PULLDOWN);
+    digitalWrite(FLASHER_AP_TXD, LOW);
+    if (digitalRead(FLASHER_AP_RXD) != LOW) return true;
+    digitalWrite(FLASHER_AP_TXD, HIGH);
+    if (digitalRead(FLASHER_AP_RXD) != HIGH) return true;
+    pinMode(FLASHER_AP_TXD, INPUT_PULLDOWN);
+    return false;
+}
+
 void APTask(void* parameter) {
-    xTaskCreate(rxCmdProcessor, "rxCmdProcessor", 4000, NULL, configMAX_PRIORITIES - 10, NULL);
-    xTaskCreate(rxSerialTask, "rxSerialTask", 1750, NULL, configMAX_PRIORITIES - 4, NULL);
-#ifdef FLASHER_DEBUG_RXD
-    xTaskCreate(rxSerialTask2, "rxSerialTask2", 1750, NULL, configMAX_PRIORITIES - 4, NULL);
-#endif
+    if (!checkRadio()) {
+        // no radio
+        Serial.println("Working without radio.");
+        addFadeMono(config.led);
+        setAPstate(true, AP_STATE_NORADIO);
+        refreshAllPending();
+        vTaskDelete(NULL);
+        return;
+    }

 #if (AP_PROCESS_PORT == FLASHER_AP_PORT)
    AP_SERIAL_PORT.begin(115200, SERIAL_8N1, FLASHER_AP_RXD, FLASHER_AP_TXD);
 #endif
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 #if (AP_PROCESS_PORT == FLASHER_EXT_PORT)
    AP_SERIAL_PORT.begin(115200, SERIAL_8N1, FLASHER_EXT_RXD, FLASHER_EXT_TXD);
 #endif
@@ -742,8 +784,15 @@ void APTask(void* parameter) {
 #endif
 #endif

+    xTaskCreate(rxCmdProcessor, "rxCmdProcessor", 6000, NULL, 15, NULL);
+    xTaskCreate(rxSerialTask, "rxSerialTask", 1750, NULL, 11, NULL);
+#ifdef FLASHER_DEBUG_RXD
+    xTaskCreate(rxSerialTask2, "rxSerialTask2", 1750, NULL, 2, NULL);
+#endif
+
    bringAPOnline();

+#ifndef C6_OTA_FLASHING
    if (checkForcedAPFlash() && FLASHER_AP_MOSI != -1) {
        if (apInfo.type == SOLUM_SEG_UK && apInfo.isOnline) {
            notifySegmentedFlash();
@@ -756,6 +805,7 @@ void APTask(void* parameter) {
        checkWaitPowerCycle();
        bringAPOnline();
    }
+#endif

    if (apInfo.isOnline) {
        // AP works!
@@ -770,6 +820,7 @@ void APTask(void* parameter) {
        }

        uint16_t fsversion;
+#ifndef C6_OTA_FLASHING
        if (FLASHER_AP_MOSI != -1) {
            fsversion = getAPUpdateVersion(apInfo.type);
            if ((fsversion) && (apInfo.version != fsversion)) {
@@ -805,6 +856,8 @@ void APTask(void* parameter) {
                }
            }
        }
+#endif
+
        refreshAllPending();
    } else {
 #ifndef FLASH_TIMEOUT
@@ -817,9 +870,10 @@ void APTask(void* parameter) {
 #ifdef HAS_RGB_LED
            showColorPattern(CRGB::Red, CRGB::Yellow, CRGB::Red);
 #endif
-            if(apInfo.state != AP_STATE_FLASHING)// In case we are flashing already we do not want to end in a failed AP
+            if (apInfo.state != AP_STATE_FLASHING)  // In case we are flashing already we do not want to end in a failed AP
                setAPstate(false, AP_STATE_FAILED);
        } else {
+#ifndef C6_OTA_FLASHING
            // AP unavailable, maybe time to flash?
            setAPstate(false, AP_STATE_OFFLINE);

@@ -886,13 +940,14 @@ void APTask(void* parameter) {
                flashCountDown(30);
                ESP.restart();
            }
+#endif
 #endif
        }
    }

    uint8_t attempts = 0;
    while (1) {
-        if (((apInfo.state == AP_STATE_ONLINE)||(apInfo.state == AP_STATE_FAILED)) && (millis() - lastAPActivity > AP_ACTIVITY_MAX_INTERVAL)) {
+        if (((apInfo.state == AP_STATE_ONLINE) || (apInfo.state == AP_STATE_FAILED)) && (millis() - lastAPActivity > AP_ACTIVITY_MAX_INTERVAL)) {
            bool reply = sendPing();
            if (!reply) {
                attempts++;
--- a/ESP32_AP-Flasher/src/system.cpp
+++ b/ESP32_AP-Flasher/src/system.cpp
@@ -14,11 +14,12 @@ void timeSyncCallback(struct timeval* tv) {
 }

 void initTime(void* parameter) {
-    if (WiFi.status() == WL_CONNECTED) {
-        sntp_set_time_sync_notification_cb(timeSyncCallback);
-        sntp_set_sync_interval(300 * 1000);
-        configTzTime(config.timeZone, "nl.pool.ntp.org", "europe.pool.ntp.org", "time.nist.gov");
+    if (WiFi.status() != WL_CONNECTED) {
+        vTaskDelay(500 / portTICK_PERIOD_MS);
    }
+    sntp_set_time_sync_notification_cb(timeSyncCallback);
+    sntp_set_sync_interval(300 * 1000);
+    configTzTime(config.timeZone, "time.cloudflare.com", "pool.ntp.org", "time.nist.gov");
    logStartUp();
    struct tm timeinfo;
    while (millis() < 30000) {
--- a/ESP32_AP-Flasher/src/tag_db.cpp
+++ b/ESP32_AP-Flasher/src/tag_db.cpp
@@ -314,22 +314,22 @@ void initAPconfig() {
        }
        configFile.close();
    }
-    config.channel = APconfig["channel"] | 0;
+    config.channel = APconfig.containsKey("channel") ? APconfig["channel"] : 0;
    if (APconfig["alias"]) strlcpy(config.alias, APconfig["alias"], sizeof(config.alias));
-    config.led = APconfig["led"] | 255;
-    config.tft = APconfig["tft"] | 255;
-    config.language = APconfig["language"] | 0;
-    config.maxsleep = APconfig["maxsleep"] | 10;
-    config.stopsleep = APconfig["stopsleep"] | 1;
-    config.preview = APconfig["preview"] | 1;
-    config.lock = APconfig["lock"] | 0;
-    config.sleepTime1 = APconfig["sleeptime1"] | 0;
-    config.sleepTime2 = APconfig["sleeptime2"] | 0;
+    config.led = APconfig.containsKey("led") ? APconfig["led"] : 255;
+    config.tft = APconfig.containsKey("tft") ? APconfig["tft"] : 255;
+    config.language = APconfig.containsKey("language") ? APconfig["language"] : 0;
+    config.maxsleep = APconfig.containsKey("maxsleep") ? APconfig["maxsleep"] : 10;
+    config.stopsleep = APconfig.containsKey("stopsleep") ? APconfig["stopsleep"] : 1;
+    config.preview = APconfig.containsKey("preview") ? APconfig["preview"] : 1;
+    config.lock = APconfig.containsKey("lock") ? APconfig["lock"] : 0;
+    config.sleepTime1 = APconfig.containsKey("sleeptime1") ? APconfig["sleeptime1"] : 0;
+    config.sleepTime2 = APconfig.containsKey("sleeptime2") ? APconfig["sleeptime2"] : 0;
    // default wifi power 8.5 dbM
    // see https://github.com/espressif/arduino-esp32/blob/master/libraries/WiFi/src/WiFiGeneric.h#L111
-    config.wifiPower = APconfig["wifipower"] | 34;
-    config.repo = APconfig["repo"] | "jjwbruijn/OpenEPaperLink";
-    config.env = APconfig["env"] | STR(BUILD_ENV_NAME);
+    config.wifiPower = APconfig.containsKey("wifipower") ? APconfig["wifipower"] : 34;
+    config.repo = APconfig.containsKey("repo") ? APconfig["repo"].as<String>() : String("jjwbruijn/OpenEPaperLink");
+    config.env = APconfig.containsKey("env") ? APconfig["env"].as<String>() : String(STR(BUILD_ENV_NAME));
    if (APconfig["timezone"]) {
        strlcpy(config.timeZone, APconfig["timezone"], sizeof(config.timeZone));
    } else {
@@ -425,12 +425,14 @@ bool setVarDB(const std::string& key, const String& value, const bool notify) {
 }

 String getBaseName(const String& filename) {
-    int lastDotIndex = filename.lastIndexOf('.');
-    return lastDotIndex != -1 ? filename.substring(0, lastDotIndex) : filename;
+    // int lastDotIndex = filename.lastIndexOf('.');
+    // return lastDotIndex != -1 ? filename.substring(0, lastDotIndex) : filename;
+    return filename.substring(0, 16);
 }

 void cleanupCurrent() {
    // clean unknown previews
+    Serial.println("Cleaning up temporary files");
    File dir = contentFS->open("/current");
    File file = dir.openNextFile();
    while (file) {
@@ -444,9 +446,10 @@ void cleanupCurrent() {
                    break;
                }
            }
-            if (!found) {
+            if (!found || filename.endsWith(".pending")) {
                filename = file.path();
                file.close();
+                Serial.println("remove " + filename);
                contentFS->remove(filename);
            }
        }
--- a/ESP32_AP-Flasher/src/udp.cpp
+++ b/ESP32_AP-Flasher/src/udp.cpp
@@ -152,7 +152,7 @@ void UDPcomm::getAPList() {
    wsSendAPitem(&APitem);

    if (config.alias == 0) {
-        xTaskCreate(autoselect, "autoselect", 5000, NULL, configMAX_PRIORITIES - 10, NULL);
+        xTaskCreate(autoselect, "autoselect", 5000, NULL, 2, NULL);
    }

    uint8_t buffer[sizeof(struct APlist) + 1];
--- a/ESP32_AP-Flasher/src/usbflasher.cpp
+++ b/ESP32_AP-Flasher/src/usbflasher.cpp
@@ -1,14 +1,26 @@
 #include <Arduino.h>

+#include "usbflasher.h"
+
+#ifdef HAS_USB
+// flashing via 2nd USB port
 #include "USB.h"
+USBCDC USBSerial;
+#define cmdSerial USBSerial
+#else
+#define cmdSerial Serial
+#endif
+
+// #include "esp32-hal-tinyusb.h"
 #include "flasher.h"
+#include "leds.h"
 #include "powermgt.h"
 #include "settings.h"
 #include "swd.h"
+#include "web.h"
+#include "webflasher.h"
 #include "zbs_interface.h"

-USBCDC USBSerial;
-
 QueueHandle_t flasherCmdQueue;

 uint32_t usbConnectedStartTime = 0;
@@ -21,6 +33,7 @@ bool serialPassthroughState = false;
 #define FLASHER_WAIT_DATA 4
 #define FLASHER_WAIT_CRCH 5
 #define FLASHER_WAIT_CRCL 6
+#define FLASHER_RESET 7

 struct flasherCommand {
    uint8_t command = 0;
@@ -29,7 +42,7 @@ struct flasherCommand {
 };

 int8_t powerPins[] = FLASHER_AP_POWER;
-#ifdef OPENEPAPERLINK_PCB
+#ifdef HAS_EXT_FLASHER
 int8_t powerPins2[] = FLASHER_EXT_POWER;
 int8_t powerPins3[] = FLASHER_ALT_POWER;
 #endif
@@ -39,48 +52,48 @@ bool autoFlash(flasher* f) {

    if (f->findTagByMD5()) {
        // this tag currently contains original firmware, found its fingerprint
-        USBSerial.printf("Found original firmware tag, recognized its fingerprint (%s)\n", f->md5char);
+        cmdSerial.printf("Found original firmware tag, recognized its fingerprint (%s)\n", f->md5char);
        f->readInfoBlock();
        f->getFirmwareMac();
        f->prepareInfoBlock();
        f->writeInfoBlock();
-        USBSerial.printf("Attempting to perform a flash...\n");
+        cmdSerial.printf("Attempting to perform a flash...\n");
        if (f->writeFlashFromPack("/Tag_FW_Pack.bin", f->tagtype)) {
-            USBSerial.printf("Successfully flashed the tag!\n");
+            cmdSerial.printf("Successfully flashed the tag!\n");
            return true;
        } else {
-            USBSerial.printf("Couldn't flash the tag, for some reason...\n");
+            cmdSerial.printf("Couldn't flash the tag, for some reason...\n");
        }
    } else if (f->getInfoBlockMD5()) {
        // did find an infoblock MD5 that looks valid
        if (f->findTagByMD5()) {
            // did find the md5 in the database
-            USBSerial.printf("Found an already-flashed tag, recognized its fingerprint (%s)\n", f->md5char);
+            cmdSerial.printf("Found an already-flashed tag, recognized its fingerprint (%s)\n", f->md5char);
            f->getInfoBlockMac();
            f->getInfoBlockType();
            f->readInfoBlock();
-            USBSerial.printf("Attempting to perform a flash...\n");
+            cmdSerial.printf("Attempting to perform a flash...\n");
            if (f->writeFlashFromPack("/Tag_FW_Pack.bin", f->tagtype)) {
-                USBSerial.printf("Successfully flashed the tag!\n");
+                cmdSerial.printf("Successfully flashed the tag!\n");
                return true;
            } else {
-                USBSerial.printf("Couldn't flash the tag, for some reason...\n");
+                cmdSerial.printf("Couldn't flash the tag, for some reason...\n");
            }
        } else {
            // couldn't find the md5 from the infoblock
-            USBSerial.printf("Found an already-flashed tag, but we couldn't find its fingerprint (%s) in the database\n", f->md5char);
+            cmdSerial.printf("Found an already-flashed tag, but we couldn't find its fingerprint (%s) in the database\n", f->md5char);
            return false;
        }
    } else {
        // We couldn't recognize the tag from it's fingerprint...
-        USBSerial.printf("Found a tag but didn't recognize its fingerprint\n", f->md5char);
+        cmdSerial.printf("Found a tag but didn't recognize its fingerprint\n", f->md5char);
        f->backupFlash();
-        USBSerial.printf("Saved this MD5 binary to filesystem\n");
+        cmdSerial.printf("Saved this MD5 binary to filesystem\n");
    }
    return false;
 }

-void sendFlasherAnswer(uint8_t answer_cmd, uint8_t* ans_buff, uint32_t len) {
+void sendFlasherAnswer(uint8_t answer_cmd, uint8_t* ans_buff, uint32_t len, uint8_t transportType) {
    uint8_t* answer_buffer = (uint8_t*)calloc(3 + 2 + 2 + len + 2 + 13, 1);
    if (answer_buffer == nullptr) return;
    uint32_t CRC_value = 0xAB34;
@@ -101,29 +114,42 @@ void sendFlasherAnswer(uint8_t answer_cmd, uint8_t* ans_buff, uint32_t len) {

    answer_buffer[3 + 2 + 2 + len] = CRC_value >> 8;
    answer_buffer[3 + 2 + 2 + len + 1] = CRC_value;
-    USBSerial.write(answer_buffer, 3 + 2 + 2 + len + 2);
+    if (transportType == TRANSPORT_USB) {
+        cmdSerial.write(answer_buffer, 3 + 2 + 2 + len + 2);
+    } else {
+        sendDataToClient(answer_buffer, 3 + 2 + 2 + len + 2);
+    }
    // for(uint16_t c = 0; c< 3+2+2+len+2; c++){

    //}
    free(answer_buffer);
 }

-void flasherUartHandler(uint8_t* data, uint8_t len) {
-    static struct flasherCommand* cmd;
+void flasherDataHandler(uint8_t* data, size_t len, uint8_t transportType) {
+    static struct flasherCommand* cmd = nullptr;
    static uint8_t flasherSerialState = FLASHER_WAIT_A;
    static uint32_t flasherCmdDataIndex = 0;
    static uint16_t flasherCRC = 0xAB34;
    static uint32_t flasherLastCmd = 0;
    static uint8_t curLenIndex = 0;

-    if ((flasherSerialState != FLASHER_WAIT_A) && (millis() - flasherLastCmd >= 225)) {
-        flasherSerialState = FLASHER_WAIT_A;
-        // we should probably do something with stale commands containing data (data leak!)
+    if ((flasherSerialState != FLASHER_WAIT_A) && (millis() - flasherLastCmd >= 3000)) {
+        flasherSerialState = FLASHER_RESET;
    }

    while (len--) {
        uint8_t usbbyte = *(data++);
        switch (flasherSerialState) {
+            case FLASHER_RESET:
+                if (transportType == TRANSPORT_TCP && cmd != nullptr) {
+                    if (cmd->data != nullptr) {
+                        free(cmd->data);
+                        cmd->data = nullptr;
+                    }
+                    delete cmd;
+                    cmd = nullptr;
+                }
+                flasherSerialState = FLASHER_WAIT_A;
            case FLASHER_WAIT_A:
                if (usbbyte == 'A') {
                    flasherSerialState = FLASHER_WAIT_T;
@@ -139,7 +165,7 @@ void flasherUartHandler(uint8_t* data, uint8_t len) {
                    flasherCRC = 0xAB34;
                    flasherCmdDataIndex = 0;
                } else {
-                    flasherSerialState = FLASHER_WAIT_A;
+                    flasherSerialState = FLASHER_RESET;
                }
                break;
            case FLASHER_WAIT_CMD:
@@ -158,9 +184,11 @@ void flasherUartHandler(uint8_t* data, uint8_t len) {
                        cmd->data = (uint8_t*)calloc(cmd->len, 1);
                        if (cmd->data == nullptr) {
                            delete cmd;
+                            cmd = nullptr;
                            flasherSerialState = FLASHER_WAIT_A;
+                        } else {
+                            flasherSerialState = FLASHER_WAIT_DATA;
                        }
-                        flasherSerialState = FLASHER_WAIT_DATA;
                    } else {
                        // 0 len, so skip to CRC immediately
                        flasherSerialState = FLASHER_WAIT_CRCH;
@@ -181,17 +209,16 @@ void flasherUartHandler(uint8_t* data, uint8_t len) {
            case FLASHER_WAIT_CRCL:
                flasherCRC -= ((uint16_t)usbbyte);
                if (flasherCRC) {
-                    cmd = nullptr;
-                    // we should probably delete the cmd and associated data here (data leak)
+                    flasherSerialState = FLASHER_RESET;
+                    wsSerial("failed CRC");
                } else {
-                    BaseType_t queuestatus = xQueueSend(flasherCmdQueue, &cmd, 0);
-                    if (queuestatus == pdFALSE) {
-                        if (cmd->data != nullptr) free(cmd->data);
-                        delete cmd;
+                    if (transportType == TRANSPORT_USB) {
+                        BaseType_t queuestatus = xQueueSend(flasherCmdQueue, &cmd, 0);
+                    } else {
+                        processFlasherCommand(cmd, TRANSPORT_TCP);
                    }
-                    cmd = nullptr;
+                    flasherSerialState = FLASHER_RESET;
                }
-                flasherSerialState = FLASHER_WAIT_A;
                break;
        }
    }
@@ -204,6 +231,7 @@ void resetFlasherState() {
    serialPassthroughState = false;
 }

+#ifdef HAS_USB
 static void usbEventCallback(void* arg, esp_event_base_t event_base, int32_t event_id, void* event_data) {
    if (event_base == ARDUINO_USB_EVENTS) {
        arduino_usb_event_data_t* data = (arduino_usb_event_data_t*)event_data;
@@ -250,11 +278,11 @@ static void usbEventCallback(void* arg, esp_event_base_t event_base, int32_t eve
                // Serial.printf("CDC RX [%u]:", data->rx.len);
                {
                    uint8_t buf[data->rx.len];
-                    size_t len = USBSerial.read(buf, data->rx.len);
+                    size_t len = cmdSerial.read(buf, data->rx.len);
                    if (serialPassthroughState) {
                        Serial2.write(buf, len);
                    } else {
-                        flasherUartHandler(buf, len);
+                        flasherDataHandler(buf, len, TRANSPORT_USB);
                    }
                }
                break;
@@ -267,6 +295,7 @@ static void usbEventCallback(void* arg, esp_event_base_t event_base, int32_t eve
        }
    }
 }
+#endif

 typedef enum {
    CMD_GET_VERSION = 1,
@@ -292,51 +321,65 @@ typedef enum {
    CMD_COMPLETE = 88,

 } ZBS_UART_PROTO;
-uint32_t FLASHER_VERSION = 0x00000030;
+uint32_t FLASHER_VERSION = 0x00000031;

 #define CONTROLLER_ZBS243 0
 #define CONTROLLER_NRF82511 1
 uint8_t selectedController = 0;
 uint8_t selectedFlasherPort;
 uint32_t currentFlasherOffset;
-flasher* zbsflasherp;
-nrfswd* nrfflasherp;
+flasher* zbsflasherp = nullptr;
+nrfswd* nrfflasherp = nullptr;

-void processFlasherCommand(struct flasherCommand* cmd) {
+void processFlasherCommand(struct flasherCommand* cmd, uint8_t transportType) {
    uint8_t* tempbuffer;
    uint8_t temp_buff[16];
    uint32_t spi_speed = 0;
    uint8_t powerPinCount = 1;
    static uint32_t curspeed = 0;
+    uint8_t numPowerPins;
+
+#ifdef HAS_RGB_LED
+    shortBlink(CRGB::White);
+#else
+    quickBlink(2);
+#endif

    switch (cmd->command) {
        case CMD_GET_VERSION:
+            wsSerial("> get version");
            temp_buff[0] = FLASHER_VERSION >> 24;
            temp_buff[1] = FLASHER_VERSION >> 16;
            temp_buff[2] = FLASHER_VERSION >> 8;
            temp_buff[3] = FLASHER_VERSION;
-            sendFlasherAnswer(cmd->command, temp_buff, 4);
+            sendFlasherAnswer(cmd->command, temp_buff, 4, transportType);
            break;
        case CMD_RESET_ESP:
-            sendFlasherAnswer(cmd->command, NULL, 0);
+            wsSerial("reset");
+            sendFlasherAnswer(cmd->command, NULL, 0, transportType);
            delay(100);
            ESP.restart();
            break;
        case CMD_SET_POWER:
+            wsSerial("> power");
            switch (selectedFlasherPort) {
                case 0:
-                    powerControl(cmd->data[0], (uint8_t*)powerPins, 1);
+                    numPowerPins = sizeof(powerPins);
+                    powerControl(cmd->data[0], (uint8_t*)powerPins, numPowerPins);
                    break;
                case 1:
-                    powerControl(cmd->data[0], (uint8_t*)powerPins2, 1);
+                    numPowerPins = sizeof(powerPins2);
+                    powerControl(cmd->data[0], (uint8_t*)powerPins2, numPowerPins);
                    break;
                case 2:
-                    powerControl(cmd->data[0], (uint8_t*)powerPins3, 1);
+                    numPowerPins = sizeof(powerPins3);
+                    powerControl(cmd->data[0], (uint8_t*)powerPins3, numPowerPins);
                    break;
            }
-            sendFlasherAnswer(CMD_SET_POWER, NULL, 0);
+            sendFlasherAnswer(CMD_SET_POWER, NULL, 0, transportType);
            break;
        case CMD_RESET:
+            wsSerial("> reset tag");
            if (zbsflasherp != nullptr) {
                zbsflasherp->zbs->reset();
                delete zbsflasherp;
@@ -347,124 +390,135 @@ void processFlasherCommand(struct flasherCommand* cmd) {
                delete nrfflasherp;
                nrfflasherp = nullptr;
            }
-            sendFlasherAnswer(CMD_RESET, NULL, 0);
+            sendFlasherAnswer(CMD_RESET, NULL, 0, transportType);
            break;
        case CMD_ERASE_FLASH:
+            wsSerial("> erase flash");
            if (selectedController == CONTROLLER_NRF82511) {
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                zbsflasherp->zbs->erase_flash();
            }
-            sendFlasherAnswer(CMD_ERASE_FLASH, NULL, 0);
+            sendFlasherAnswer(CMD_ERASE_FLASH, NULL, 0, transportType);
            break;
        case CMD_ERASE_INFOPAGE:
+            wsSerial("> erase infopage");
            if (selectedController == CONTROLLER_NRF82511) {
                nrfflasherp->erase_uicr();
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                zbsflasherp->zbs->erase_infoblock();
            }
-            sendFlasherAnswer(CMD_ERASE_INFOPAGE, NULL, 0);
+            sendFlasherAnswer(CMD_ERASE_INFOPAGE, NULL, 0, transportType);
            break;
        case CMD_SELECT_PORT:
+            wsSerial("> select port");
            selectedFlasherPort = cmd->data[0];
            Serial.printf("Port selected = %d\n", cmd->data[0]);
            break;
        case CMD_SELECT_ZBS243:
+            wsSerial("> connect zbs");
            zbsflasherp = new flasher;
            temp_buff[0] = zbsflasherp->connectTag(selectedFlasherPort);
-            sendFlasherAnswer(CMD_SELECT_ZBS243, temp_buff, 1);
+            sendFlasherAnswer(CMD_SELECT_ZBS243, temp_buff, 1, transportType);
            currentFlasherOffset = 0;
            selectedController = CONTROLLER_ZBS243;
            break;
        case CMD_SELECT_NRF82511:
+            wsSerial("> connect nrf");
            switch (selectedFlasherPort) {
                case 0:
-                    powerControl(true, (uint8_t*)powerPins, 1);
+                    numPowerPins = sizeof(powerPins);
+                    powerControl(true, (uint8_t*)powerPins, numPowerPins);
                    nrfflasherp = new nrfswd(FLASHER_AP_MISO, FLASHER_AP_CLK);
                    break;
                case 1:
-                    powerControl(true, (uint8_t*)powerPins2, 1);
+                    numPowerPins = sizeof(powerPins2);
+                    powerControl(true, (uint8_t*)powerPins2, numPowerPins);
                    nrfflasherp = new nrfswd(FLASHER_EXT_MISO, FLASHER_EXT_CLK);
                    break;
                case 2:
-                    powerControl(true, (uint8_t*)powerPins3, 1);
+                    numPowerPins = sizeof(powerPins3);
+                    powerControl(true, (uint8_t*)powerPins3, numPowerPins);
                    nrfflasherp = new nrfswd(FLASHER_ALT_MISO, FLASHER_ALT_CLK);
                    break;
            }
            nrfflasherp->init();
            temp_buff[0] = (nrfflasherp->isConnected && !nrfflasherp->isLocked);
-            sendFlasherAnswer(CMD_SELECT_NRF82511, temp_buff, 1);
+            sendFlasherAnswer(CMD_SELECT_NRF82511, temp_buff, 1, transportType);
            currentFlasherOffset = 0;
            selectedController = CONTROLLER_NRF82511;
            break;
        case CMD_READ_FLASH:
+            wsSerial("> read flash");
            uint8_t* bufferp;
            uint32_t cur_len;
            if (selectedController == CONTROLLER_NRF82511) {
                if (nrfflasherp == nullptr) return;
                if (currentFlasherOffset >= nrfflasherp->nrf_info.flash_size) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    bufferp = (uint8_t*)malloc(1024);
                    if (bufferp == nullptr) return;
                    cur_len = (nrfflasherp->nrf_info.flash_size - currentFlasherOffset >= 1024) ? 1024 : nrfflasherp->nrf_info.flash_size - currentFlasherOffset;
                    nrfflasherp->nrf_read_bank(currentFlasherOffset, (uint32_t*)bufferp, cur_len);
                    currentFlasherOffset += cur_len;
-                    sendFlasherAnswer(CMD_READ_FLASH, bufferp, cur_len);
+                    sendFlasherAnswer(CMD_READ_FLASH, bufferp, cur_len, transportType);
                    if (bufferp != nullptr) free(bufferp);
                }
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                if (currentFlasherOffset >= 65536) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    bufferp = (uint8_t*)malloc(1024);
                    if (bufferp == nullptr) return;
                    cur_len = (65536 - currentFlasherOffset >= 1024) ? 1024 : 65536 - currentFlasherOffset;
                    zbsflasherp->readBlock(currentFlasherOffset, bufferp, cur_len, false);
                    currentFlasherOffset += cur_len;
-                    sendFlasherAnswer(CMD_READ_FLASH, bufferp, cur_len);
+                    sendFlasherAnswer(CMD_READ_FLASH, bufferp, cur_len, transportType);
                    if (bufferp != nullptr) free(bufferp);
                }
            }
            break;
        case CMD_READ_INFOPAGE:
+            wsSerial("> read infopage");
            uint8_t* ibufferp;
            uint32_t icur_len;
            if (selectedController == CONTROLLER_NRF82511) {
                if (nrfflasherp == nullptr) return;
                if (currentFlasherOffset >= 4096) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    ibufferp = (uint8_t*)malloc(1024);
                    if (ibufferp == nullptr) return;
                    icur_len = (4096 - currentFlasherOffset >= 256) ? 256 : 4096 - currentFlasherOffset;
                    nrfflasherp->nrf_read_bank(0x10001000 + currentFlasherOffset, (uint32_t*)ibufferp, icur_len);
                    currentFlasherOffset += icur_len;
-                    sendFlasherAnswer(CMD_READ_INFOPAGE, ibufferp, icur_len);
+                    sendFlasherAnswer(CMD_READ_INFOPAGE, ibufferp, icur_len, transportType);
                    if (ibufferp != nullptr) free(ibufferp);
                }
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                if (currentFlasherOffset >= 1024) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    ibufferp = (uint8_t*)malloc(1024);
                    if (ibufferp == nullptr) return;
                    icur_len = (1024 - currentFlasherOffset >= 256) ? 256 : 1024 - currentFlasherOffset;
                    zbsflasherp->readBlock(currentFlasherOffset, ibufferp, icur_len, true);
                    currentFlasherOffset += icur_len;
-                    sendFlasherAnswer(CMD_READ_INFOPAGE, ibufferp, icur_len);
+                    sendFlasherAnswer(CMD_READ_INFOPAGE, ibufferp, icur_len, transportType);
                    if (ibufferp != nullptr) free(ibufferp);
                }
            }
            break;
        case CMD_WRITE_FLASH:
+            wsSerial("> write flash");
            if (selectedController == CONTROLLER_NRF82511) {
                if (nrfflasherp == nullptr) return;
                if (currentFlasherOffset >= nrfflasherp->nrf_info.flash_size) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    for (uint32_t c = currentFlasherOffset; c < (currentFlasherOffset + cmd->len);) {
                        // very ugly and naive way to find out what page we're in, and erase all relevant pages before writing
@@ -479,55 +533,58 @@ void processFlasherCommand(struct flasherCommand* cmd) {
                    nrfflasherp->nrf_write_bank(currentFlasherOffset, (uint32_t*)cmd->data, cmd->len);
                    Serial.printf("wrote page to nrf\n");
                    currentFlasherOffset += cmd->len;
-                    sendFlasherAnswer(CMD_WRITE_FLASH, NULL, 0);
+                    sendFlasherAnswer(CMD_WRITE_FLASH, NULL, 0, transportType);
                }
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                if (currentFlasherOffset >= 65536) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    zbsflasherp->writeBlock(currentFlasherOffset, cmd->data, cmd->len, false);
                    currentFlasherOffset += cmd->len;
-                    sendFlasherAnswer(CMD_WRITE_FLASH, NULL, 0);
+                    sendFlasherAnswer(CMD_WRITE_FLASH, NULL, 0, transportType);
                }
            }
            break;
        case CMD_WRITE_INFOPAGE:
+            wsSerial("> write infopage");
            if (selectedController == CONTROLLER_NRF82511) {
                if (nrfflasherp == nullptr) return;
                if (currentFlasherOffset >= 4096) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    nrfflasherp->nrf_write_bank(0x10001000 + currentFlasherOffset, (uint32_t*)cmd->data, cmd->len);
                    Serial.printf("wrote page to nrf\n");
                    currentFlasherOffset += cmd->len;
-                    sendFlasherAnswer(CMD_WRITE_INFOPAGE, NULL, 0);
+                    sendFlasherAnswer(CMD_WRITE_INFOPAGE, NULL, 0, transportType);
                }
            } else if (selectedController == CONTROLLER_ZBS243) {
                if (zbsflasherp == nullptr) return;
                if (currentFlasherOffset >= 1024) {
-                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1);
+                    sendFlasherAnswer(CMD_COMPLETE, temp_buff, 1, transportType);
                } else {
                    zbsflasherp->writeBlock(currentFlasherOffset, cmd->data, cmd->len, true);
                    currentFlasherOffset += cmd->len;
-                    sendFlasherAnswer(CMD_WRITE_INFOPAGE, NULL, 0);
+                    sendFlasherAnswer(CMD_WRITE_INFOPAGE, NULL, 0, transportType);
                }
            }
            break;
        case CMD_PASS_THROUGH:
+            wsSerial("> pass through");
            Serial2.begin(115200, SERIAL_8N1, FLASHER_EXT_RXD, FLASHER_EXT_TXD);
-            USBSerial.println(">>>");
+            cmdSerial.println(">>>");
            serialPassthroughState = true;
            break;
        case CMD_AUTOFLASH:
+            wsSerial("> autoflash");
            if (selectedController == CONTROLLER_ZBS243) {
                autoFlash(zbsflasherp);
                zbsflasherp->zbs->reset();
                delete zbsflasherp;
-                zbsflasherp = 0;
-                USBSerial.write(0x04);
+                zbsflasherp = nullptr;
+                cmdSerial.write(0x04);
            } else {
-                USBSerial.println("Not yet implemented!");
+                cmdSerial.println("Not yet implemented!");
            }
            break;
    }
@@ -554,41 +611,54 @@ void tagDebugPassthrough() {
        uint8_t* buf = (uint8_t*)malloc(len);
        Serial2.read(buf, len);
        Serial.write(buf, len);
-        USBSerial.write(buf, len);
+        cmdSerial.write(buf, len);
        free(buf);
    }
 }

+#ifdef HAS_USB
 void usbFlasherTask(void* parameter) {
    flasherCmdQueue = xQueueCreate(10, sizeof(struct flasherCommand*));
-#if ARDUINO_USB_MODEflash
-#warning Wrong USB mode is in use, check settings in platformio.ini
+
+#ifndef ARDUINO_USB_MODE
+#error This ESP32 SoC has no Native USB interface
+#elif ARDUINO_USB_MODE == 1
+#warning This sketch should be used when USB is in OTG mode. Wrong USB mode is in use, check settings in platformio.ini
 #endif
    USB.onEvent(usbEventCallback);
-    USBSerial.onEvent(usbEventCallback);
-    USBSerial.setTimeout(1000);
+    cmdSerial.onEvent(usbEventCallback);
+    cmdSerial.setTimeout(1000);
+    USB.productName("OpenEpaperLink-flasher");
    USB.begin();
-    USBSerial.begin();
-
-    struct flasherCommand* cmd;
+    cmdSerial.begin();
+    Serial.println("Task started");
+    uint32_t notificationValue;
+    struct flasherCommand* cmd = nullptr;
    while (true) {
        while (serialPassthroughState) {
            tagDebugPassthrough();
            vTaskDelay(1 / portTICK_PERIOD_MS);
        }
+
        BaseType_t queuereceive = xQueueReceive(flasherCmdQueue, &cmd, 1000 / portTICK_PERIOD_MS);  // timeout every second to make sure the timeout gets triggered after a while
        if (queuereceive == pdTRUE) {
-            processFlasherCommand(cmd);
+            processFlasherCommand(cmd, TRANSPORT_USB);
            lastCmdTimeStamp = millis();
            if (cmd->data != nullptr) {
                free(cmd->data);
+                cmd->data = nullptr;
            }
            delete cmd;
+            cmd = nullptr;
        } else {
            if (lastCmdTimeStamp) {
                if (millis() - lastCmdTimeStamp > USBFLASHER_CONNECTION_TIMEOUT)
-                    flasherCommandTimeout();
+                flasherCommandTimeout();
            }
        }
+
+        vTaskDelay(50 / portTICK_PERIOD_MS);
    }
-}
+}
+#endif
+
--- a/ESP32_AP-Flasher/src/web.cpp
+++ b/ESP32_AP-Flasher/src/web.cpp
@@ -9,6 +9,8 @@
 #include <Preferences.h>
 #include <WiFi.h>

+#include <algorithm>
+
 #include "AsyncJson.h"
 #include "LittleFS.h"
 #include "SPIFFSEditor.h"
@@ -25,6 +27,10 @@
 #include "udp.h"
 #include "wifimanager.h"

+#ifdef HAS_EXT_FLASHER
+#include "webflasher.h"
+#endif
+
 extern uint8_t data_to_send[];

 AsyncWebServer server(80);
@@ -125,17 +131,18 @@ void wsSendSysteminfo() {
        uint32_t tagcount = getTagCount(timeoutcount);
        char result[40];
        if (timeoutcount > 0) {
-#ifdef HAS_RGB_LED
-            if (apInfo.state == AP_STATE_ONLINE && apInfo.isOnline == true) rgbIdleColor = CRGB::DarkBlue;
-#endif
-            snprintf(result, sizeof(result), "%lu / %lu, %lu timed out", tagcount, tagDB.size(), timeoutcount);
+            snprintf(result, sizeof(result), "%lu/%lu, %lu timeout", tagcount, tagDB.size(), timeoutcount);
        } else {
-#ifdef HAS_RGB_LED
-            if (apInfo.state == AP_STATE_ONLINE && apInfo.isOnline == true) rgbIdleColor = CRGB::Green;
-#endif
            snprintf(result, sizeof(result), "%lu / %lu", tagcount, tagDB.size());
        }
        setVarDB("ap_tagcount", result);
+#ifdef HAS_RGB_LED
+        if (timeoutcount > 0) {
+            if (apInfo.state == AP_STATE_ONLINE && apInfo.isOnline == true) rgbIdleColor = CRGB::DarkBlue;
+        } else {
+            if (apInfo.state == AP_STATE_ONLINE && apInfo.isOnline == true) rgbIdleColor = CRGB::Green;
+        }
+#endif
        tagcounttimer = millis();
    }

@@ -201,8 +208,13 @@ void wsSendAPitem(struct APlist *apitem) {
 }

 void wsSerial(const String &text) {
+    wsSerial(text, String(""));
+}
+
+void wsSerial(const String &text, const String &color) {
    StaticJsonDocument<250> doc;
    doc["console"] = text;
+    if (!color.isEmpty()) doc["color"] = color;
    Serial.println(text);
    if (wsMutex) xSemaphoreTake(wsMutex, portMAX_DELAY);
    ws.textAll(doc.as<String>());
@@ -274,17 +286,38 @@ void init_web() {
            if (hex2mac(dst, mac)) {
                tagRecord *taginfo = tagRecord::findByMAC(mac);
                if (taginfo != nullptr) {
-                    if (taginfo->data == nullptr) {
-                        fs::File file = contentFS->open(taginfo->filename);
-                        if (!file) {
-                            request->send(404, "text/plain", "File not found");
+                    if (request->hasParam("md5")) {
+                        uint8_t md5[8];
+                        if (hex2mac(request->getParam("md5")->value(), md5)) {
+                            PendingItem *queueItem = getQueueItem(mac, *reinterpret_cast<uint64_t *>(md5));
+                            if (queueItem->data == nullptr) {
+                                fs::File file = contentFS->open(queueItem->filename);
+                                if (file) {
+                                    queueItem->data = getDataForFile(file);
+                                    Serial.println("Reading file " + String(queueItem->filename));
+                                    file.close();
+                                } else {
+                                    request->send(404, "text/plain", "File not found");
+                                    return;
+                                }
+                            }
+                            request->send_P(200, "application/octet-stream", queueItem->data, queueItem->len);
                            return;
                        }
-                        taginfo->data = getDataForFile(file);
-                        file.close();
+                    } else {
+                        // older version without queue
+                        if (taginfo->data == nullptr) {
+                            fs::File file = contentFS->open(taginfo->filename);
+                            if (!file) {
+                                request->send(404, "text/plain", "File not found");
+                                return;
+                            }
+                            taginfo->data = getDataForFile(file);
+                            file.close();
+                        }
+                        request->send_P(200, "application/octet-stream", taginfo->data, taginfo->len);
+                        return;
                    }
-                    request->send_P(200, "application/octet-stream", taginfo->data, taginfo->len);
-                    return;
                }
            }
        }
@@ -444,30 +477,38 @@ void init_web() {
        udpsync.getAPList();
        AsyncResponseStream *response = request->beginResponseStream("application/json");

-        File configFile = contentFS->open("/current/apconfig.json", "r");
-        if (!configFile) {
-            request->send(500, "text/plain", "Error opening apconfig.json file");
-            return;
-        }
        response->print("{");        
-#if defined YELLOW_IPS_AP || defined C6_OTA_FLASHING
+#ifdef C6_OTA_FLASHING
        response->print("\"C6\": \"1\", ");
 #else
        response->print("\"C6\": \"1\", ");
 #endif
-#if defined SAVE_SPACE
+#ifdef SAVE_SPACE
        response->print("\"savespace\": \"1\", ");
 #else
        response->print("\"savespace\": \"0\", ");
 #endif
-        configFile.seek(1);
-        const size_t bufferSize = 64;
-        uint8_t buffer[bufferSize];
-        while (configFile.available()) {
-            size_t bytesRead = configFile.read(buffer, bufferSize);
-            response->write(buffer, bytesRead);
+#ifdef HAS_EXT_FLASHER
+        response->print("\"hasFlasher\": \"1\", ");
+#else
+        response->print("\"hasFlasher\": \"0\", ");
+#endif
+        response->print("\"apstate\": \"" + String(apInfo.state) + "\", ");
+
+        File configFile = contentFS->open("/current/apconfig.json", "r");
+        if (configFile) {
+            configFile.seek(1);
+            const size_t bufferSize = 64;
+            uint8_t buffer[bufferSize];
+            while (configFile.available()) {
+                size_t bytesRead = configFile.read(buffer, bufferSize);
+                response->write(buffer, bytesRead);
+            }
+            configFile.close();
+        } else {
+            response->print("}");
        }
-        configFile.close();
+
        request->send(response);
    });

@@ -479,15 +520,17 @@ void init_web() {
            aliasValue.toCharArray(config.alias, aliasLength + 1);
            config.alias[aliasLength] = '\0';
        }
+
+
        if (request->hasParam("channel", true)) {
            config.channel = static_cast<uint8_t>(request->getParam("channel", true)->value().toInt());
        }
        if (request->hasParam("led", true)) {
-            config.led = static_cast<int16_t>(request->getParam("led", true)->value().toInt());
+            config.led = static_cast<uint8_t>(request->getParam("led", true)->value().toInt());
            updateBrightnessFromConfig();
        }
        if (request->hasParam("tft", true)) {
-            config.tft = static_cast<int16_t>(request->getParam("tft", true)->value().toInt());
+            config.tft = static_cast<uint8_t>(request->getParam("tft", true)->value().toInt());
            updateBrightnessFromConfig();
        }
        if (request->hasParam("language", true)) {
@@ -663,6 +706,8 @@ void init_web() {
        },
        dotagDBUpload);

+    // OTA related calls
+
    server.on("/sysinfo", HTTP_GET, handleSysinfoRequest);
    server.on("/check_file", HTTP_GET, handleCheckFile);
    server.on("/rollback", HTTP_POST, handleRollback);
@@ -677,6 +722,15 @@ void init_web() {
        },
        handleLittleFSUpload);

+#ifdef HAS_EXT_FLASHER
+
+    // Flasher related calls
+    ws.onEvent([](AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventType type, void *arg, uint8_t *data, size_t len) {
+        if (type == WS_EVT_DATA) handleWSdata(data, len, client);
+    });
+
+#endif
+
    server.onNotFound([](AsyncWebServerRequest *request) {
        if (request->url() == "/" || request->url() == "index.htm") {
            request->send(200, "text/html", "index.html not found. Did you forget to upload the littlefs partition?");
--- a/ESP32_AP-Flasher/src/webflasher.cpp
+++ b/ESP32_AP-Flasher/src/webflasher.cpp
@@ -0,0 +1,506 @@
+#include "webflasher.h"
+
+#ifdef HAS_EXT_FLASHER
+
+#include <ArduinoJson.h>
+#include <AsyncTCP.h>
+// #include <freertos/FreeRTOS.h>
+// #include <freertos/task.h>
+
+#include "flasher.h"
+#include "ips_display.h"
+#include "settings.h"
+// #include "storage.h"
+#include "powermgt.h"
+#include "swd.h"
+#include "usbflasher.h"
+#include "util.h"
+#include "web.h"
+#include "zbs_interface.h"
+
+#define FLASHMODE_OFF 0
+#define FLASHMODE_AUTO_BACKGROUND 1
+#define FLASHMODE_AUTO_FOCUS 2
+
+#define AUTOFLASH_STEP_IDLE 0
+#define AUTOFLASH_STEP_CONNECT 1
+#define AUTOFLASH_STEP_STARTUP 2
+#define AUTOFLASH_STEP_WAITDISCONNECT 3
+#define AUTOFLASH_STEP_FINISHED 4
+#define AUTOFLASH_STEP_ABORT 5
+#define AUTOFLASH_STEP_COUNTDOWN 6
+#define AUTOFLASH_STEP_COUNTING 8
+#define AUTOFLASH_STEP_WRITE 7
+#define AUTOFLASH_START_USBFLASHER 9
+#define AUTOFLASH_USBFLASHER_RUNNING 10
+#define AUTOFLASH_END_USBFLASHER 11
+
+#define Seriallog logger
+
+uint8_t webFlashMode = FLASHMODE_OFF;
+uint8_t autoFlashStep = AUTOFLASH_STEP_IDLE;
+// TaskHandle_t usbFlasherTaskHandle;
+
+AsyncServer TCPserver(243);
+AsyncClient* connectedClient = NULL;
+
+Logger::Logger() {
+}
+
+Logger::~Logger() {
+}
+
+size_t Logger::write(uint8_t c) {
+    wsSerial(String((char)c));
+    return 1;
+}
+
+size_t Logger::write(const uint8_t* buffer, size_t size) {
+    wsSerial(String((const char*)buffer, size));
+    return size;
+}
+
+size_t Logger::printf(const char* format, ...) {
+    char buffer[256];
+    va_list args;
+    va_start(args, format);
+    size_t len = vsnprintf(buffer, sizeof(buffer), format, args);
+    va_end(args);
+    wsSerial(String(buffer));
+
+#ifdef HAS_TFT
+    if (len >= 6 && strncmp(buffer, "\r[", 2) == 0) {
+        char content[50];
+        strncpy(content, buffer + 2, len - 7);
+        content[len - 7] = '\0';
+        tft2.fillRect(0, 50, tft2.width(), 40, TFT_BLUE);
+        tft2.setCursor(10, 57, 2);
+        tft2.setTextColor(TFT_YELLOW);
+        tft2.print(String(content));
+    }
+#endif
+
+    return len;
+}
+
+size_t Logger::println(const char* text) {
+    size_t len = print(text);
+    print('\n');
+    return len + 1;
+}
+
+Logger logger;
+util::Timer tagConnectTimer(seconds(2));
+extern flasher* zbsflasherp;
+uint8_t errors = 0;
+
+void infoDisplay(String actionName, uint8_t icon) {
+    wsSerial("  " + actionName, "white");
+#ifdef HAS_TFT
+    tftOverride = true;
+    tft2.fillScreen(TFT_PURPLE);
+    tft2.setCursor(0, 0, 4);
+    tft2.setTextColor(TFT_WHITE);
+    tft2.print("Progress:");
+    tft2.setCursor(18, 30, 2);
+    tft2.setTextColor(TFT_WHITE);
+    tft2.print(actionName);
+#endif
+}
+
+bool report(bool result) {
+    if (result) {
+        wsSerial("<✔", "green");
+#ifdef HAS_TFT
+        tft2.setTextColor(TFT_GREEN);
+        tft2.setCursor(5, 30, 2);
+        tft2.print("v");
+        tft2.setCursor(6, 30, 2);
+        tft2.print("v");
+        vTaskDelay(100 / portTICK_PERIOD_MS);
+#endif
+    } else {
+        errors++;
+        autoFlashStep = AUTOFLASH_STEP_ABORT;
+        wsSerial("<✘", "red");
+#ifdef HAS_TFT
+        tft2.setTextColor(TFT_RED);
+        tft2.setCursor(5, 30, 2);
+        tft2.print("x");
+        tft2.setCursor(6, 30, 2);
+        tft2.print("x");
+        vTaskDelay(500 / portTICK_PERIOD_MS);
+#endif
+    }
+    return result;
+}
+
+void onDataReceived(void* arg, AsyncClient* client, void* data, size_t len) {
+    flasherDataHandler((uint8_t*)data, len, TRANSPORT_TCP);
+}
+
+void onClientConnect(void* arg, AsyncClient* client) {
+    Serial.println("New client connected");
+    if (autoFlashStep == AUTOFLASH_USBFLASHER_RUNNING) {
+#ifdef HAS_TFT
+        if (tftOverride == true) {
+            tft2.fillRect(0, 62, tft2.width(), 18, TFT_BLUE);
+            tft2.setCursor(10, 63, 2);
+            tft2.setTextColor(TFT_GREEN);
+            tft2.print("TCP connected");
+        }
+#endif
+    } else {
+        autoFlashStep = AUTOFLASH_START_USBFLASHER;
+    }
+    webFlashMode = FLASHMODE_OFF;
+    if (connectedClient == NULL) {
+        connectedClient = client;
+        client->onData(&onDataReceived, NULL);
+        client->onDisconnect([](void* arg, AsyncClient* c) {
+            Serial.println("Client disconnected");
+
+            if (zbsflasherp != nullptr) {
+                zbsflasherp->zbs->reset();
+                delete zbsflasherp;
+                zbsflasherp = nullptr;
+            }
+
+#ifdef HAS_TFT
+            if (autoFlashStep == AUTOFLASH_USBFLASHER_RUNNING && tftOverride == true) {
+                tft2.fillRect(0, 62, tft2.width(), 18, TFT_BLUE);
+                tft2.setCursor(10, 63, 2);
+                tft2.setTextColor(TFT_YELLOW);
+                tft2.print("TCP disconnected");
+            }
+#endif
+            connectedClient = NULL;
+        });
+    } else {
+        client->close(true);
+    }
+}
+
+void sendDataToClient(const uint8_t* data, size_t len) {
+    if (connectedClient != NULL) {
+        connectedClient->write(reinterpret_cast<const char*>(data), len);
+    } else {
+        Serial.println("No client connected");
+    }
+}
+
+void webFlasherTask(void* parameter) {
+    TCPserver.begin();
+    TCPserver.onClient(&onClientConnect, NULL);
+
+    static int32_t countDownTimer = 0;
+    while (1) {
+        switch (autoFlashStep) {
+            case AUTOFLASH_STEP_IDLE: {
+                if (webFlashMode != FLASHMODE_OFF && (tagConnectTimer.doRun() || webFlashMode == FLASHMODE_AUTO_FOCUS)) {
+                    Serial.println("check pins");
+                    if (extTagConnected()) autoFlashStep = AUTOFLASH_STEP_CONNECT;
+                }
+                break;
+            }
+
+            case AUTOFLASH_STEP_CONNECT: {
+                wsSerial("-", "clear");
+                infoDisplay("Connecting", 0);
+                vTaskDelay(2000 / portTICK_PERIOD_MS);
+
+                pinMode(FLASHER_EXT_TEST, OUTPUT);
+                digitalWrite(FLASHER_EXT_TEST, LOW);
+
+                zbsflasherp = new flasher();
+                errors = 0;
+
+                if (!report(zbsflasherp->connectTag(FLASHER_EXT_PORT))) {
+                    Seriallog.printf("Sorry, failed to connect to this tag...\n");
+                    break;
+
+                } else {
+                    infoDisplay("Get firmware md5", 0);
+                    report(zbsflasherp->getFirmwareMD5());
+
+                    infoDisplay("Find tag", 0);
+                    if (zbsflasherp->findTagByMD5()) {
+                        // this tag currently contains original firmware, found its fingerprint
+                        Seriallog.printf("Found original firmware tag (fingerprint %s)\n", zbsflasherp->md5char);
+
+                        infoDisplay("Read info block", 0);
+                        report(zbsflasherp->readInfoBlock());
+                        if (errors) break;
+
+                        infoDisplay("Get firmware mac", 0);
+                        report(zbsflasherp->getFirmwareMac());
+                        if (errors) break;
+
+                        infoDisplay("Prepare info block", 0);
+                        report(zbsflasherp->prepareInfoBlock());
+                        if (errors) break;
+
+                        zbsflasherp->includeInfoBlock = true;
+                        autoFlashStep = AUTOFLASH_STEP_COUNTDOWN;
+                        break;
+
+                    } else if (report(zbsflasherp->getInfoBlockMD5())) {
+                        infoDisplay("Find by md5", 0);
+                        // did find an infoblock MD5 that looks valid
+                        if (report(zbsflasherp->findTagByMD5())) {
+                            // did find the md5 in the database
+
+                            infoDisplay("Found tag", 0);
+                            Seriallog.printf("Found an already-flashed tag (fingerprint %s)\n", zbsflasherp->md5char);
+
+                            infoDisplay("Get infoblock mac", 0);
+                            report(zbsflasherp->getInfoBlockMac());
+                            if (errors) break;
+
+                            infoDisplay("Get infoblock type", 0);
+                            report(zbsflasherp->getInfoBlockType());
+                            if (errors) break;
+
+                            infoDisplay("Read infoblock", 0);
+                            report(zbsflasherp->readInfoBlock());
+                            if (errors) break;
+
+                            zbsflasherp->includeInfoBlock = false;
+                            autoFlashStep = AUTOFLASH_STEP_COUNTDOWN;
+                            break;
+
+                        } else {
+                            infoDisplay("Unknown fingerprint", 0);
+                            report(false);
+                            // couldn't find the md5 from the infoblock
+                            Seriallog.printf("Found an already-flashed tag, but we couldn't find its fingerprint (%s) in the database\n", zbsflasherp->md5char);
+                            break;
+                        }
+                    } else {
+                        // We couldn't recognize the tag from its fingerprint...
+                        Seriallog.printf("Found a tag but didn't recognize its fingerprint (%s)\n", zbsflasherp->md5char);
+
+                        infoDisplay("Backup firmware", 0);
+                        report(zbsflasherp->backupFlash());
+
+                        Seriallog.printf("Saved this MD5 binary to filesystem\n");
+
+                        infoDisplay("Unknown tag", 0);
+                        report(false);
+                        break;
+                    }
+                }
+
+                zbsflasherp->zbs->reset(false);
+
+                delete zbsflasherp;
+                zbsflasherp = nullptr;
+
+                autoFlashStep = AUTOFLASH_STEP_FINISHED;
+                break;
+            }
+
+            case AUTOFLASH_STEP_COUNTDOWN: {
+                infoDisplay("Final Countdown", 0);
+
+                countDownTimer = millis() + 3000;
+                autoFlashStep = AUTOFLASH_STEP_COUNTING;
+                break;
+            }
+
+            case AUTOFLASH_STEP_COUNTING: {
+                uint32_t timenow = millis();
+                if (timenow >= countDownTimer) {
+                    autoFlashStep = AUTOFLASH_STEP_WRITE;
+                    timenow = countDownTimer;
+                }
+
+                float timeDifference = countDownTimer - timenow;
+                char timeString[10];
+                snprintf(timeString, sizeof(timeString), "%.1fs", timeDifference / 1000.0);
+
+#ifdef HAS_TFT
+                tftOverride = true;
+                tft2.fillRect(0, 50, tft2.width(), 40, TFT_BLUE);
+                tft2.setCursor(10, 55, 4);
+                tft2.setTextColor(TFT_YELLOW);
+                tft2.print(timeString);
+#endif
+                wsSerial("\r" + String(timeString), "yellow");
+                break;
+            }
+
+            case AUTOFLASH_STEP_WRITE: {
+                if (zbsflasherp->includeInfoBlock) {
+                    infoDisplay("Write info block", 0);
+                    report(zbsflasherp->writeInfoBlock());
+                    if (errors) break;
+                }
+
+                infoDisplay("Write flash", 0);
+                report(zbsflasherp->writeFlashFromPack("/Tag_FW_Pack.bin", zbsflasherp->tagtype));
+                if (errors) break;
+
+                zbsflasherp->zbs->reset(false);
+                delete zbsflasherp;
+                zbsflasherp = nullptr;
+
+                infoDisplay("Write successful", 0);
+                report(true);
+
+                wsSerial("Flashing succeeded", "green");
+#ifdef HAS_TFT
+                tftOverride = true;
+                tft2.fillRect(0, 50, tft2.width(), 40, TFT_DARKGREEN);
+                tft2.setCursor(0, 55, 4);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("OK, Done!");
+                vTaskDelay(500 / portTICK_PERIOD_MS);
+#endif
+
+                autoFlashStep = AUTOFLASH_STEP_FINISHED;
+                break;
+            }
+
+            case AUTOFLASH_STEP_ABORT: {
+                wsSerial("Flashing failed", "red");
+#ifdef HAS_TFT
+                tftOverride = true;
+                tft2.fillRect(0, 50, tft2.width(), 40, TFT_RED);
+                tft2.setCursor(0, 55, 4);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("Flash failed");
+                vTaskDelay(500 / portTICK_PERIOD_MS);
+#endif
+
+                zbsflasherp->zbs->reset(false);
+                delete zbsflasherp;
+                zbsflasherp = nullptr;
+
+                vTaskDelay(100 / portTICK_PERIOD_MS);
+                pinMode(FLASHER_EXT_TEST, INPUT_PULLDOWN);
+                vTaskDelay(100 / portTICK_PERIOD_MS);
+                autoFlashStep = AUTOFLASH_STEP_WAITDISCONNECT;
+                break;
+            }
+
+            case AUTOFLASH_STEP_FINISHED: {
+                Seriallog.printf("You can safely disconnect the tag");
+
+                vTaskDelay(100 / portTICK_PERIOD_MS);
+                pinMode(FLASHER_EXT_TEST, INPUT_PULLDOWN);
+                vTaskDelay(100 / portTICK_PERIOD_MS);
+                autoFlashStep = AUTOFLASH_STEP_WAITDISCONNECT;
+                break;
+            }
+
+            case AUTOFLASH_STEP_WAITDISCONNECT: {
+                if (!extTagConnected()) autoFlashStep = AUTOFLASH_STEP_STARTUP;
+                vTaskDelay(500 / portTICK_PERIOD_MS);
+                break;
+            }
+
+            case AUTOFLASH_STEP_STARTUP: {
+                int8_t powerPins2[] = FLASHER_EXT_POWER;
+                uint8_t numPowerPins = sizeof(powerPins2);
+                powerControl(false, (uint8_t*)powerPins2, numPowerPins);
+
+#ifdef HAS_TFT
+                tftOverride = true;
+                tft2.fillScreen(TFT_PURPLE);
+                tft2.setCursor(0, 0, 4);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("Flasher mode");
+                tft2.setCursor(0, 25, 2);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("Ready to connect a tag.");
+                tft2.print("When recognized, it will be flashed automatically");
+                if (webFlashMode == FLASHMODE_AUTO_BACKGROUND) tftOverride = false;
+#endif
+                wsSerial("Ready to connect a tag. It will be flashed automatically", "silver");
+                autoFlashStep = AUTOFLASH_STEP_IDLE;
+                vTaskDelay(100 / portTICK_PERIOD_MS);
+                break;
+            }
+
+            case AUTOFLASH_START_USBFLASHER: {
+#ifdef HAS_TFT
+                tftOverride = true;
+                tft2.fillScreen(TFT_PURPLE);
+                tft2.setCursor(0, 0, 4);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("CMD mode");
+                tft2.setCursor(0, 25, 2);
+                tft2.setTextColor(TFT_WHITE);
+                tft2.print("Use OEPL-flasher.py to  flash a tag");
+                if (webFlashMode == FLASHMODE_AUTO_BACKGROUND) tftOverride = false;
+#endif
+                autoFlashStep = AUTOFLASH_USBFLASHER_RUNNING;
+                break;
+            }
+
+            case AUTOFLASH_USBFLASHER_RUNNING: {
+                vTaskDelay(500 / portTICK_PERIOD_MS);
+                break;
+            }
+
+            case AUTOFLASH_END_USBFLASHER: {
+                autoFlashStep = AUTOFLASH_STEP_FINISHED;
+            }
+        }
+        vTaskDelay(100 / portTICK_PERIOD_MS);
+    }
+}
+
+void handleWSdata(uint8_t* data, size_t len, AsyncWebSocketClient* client) {
+    StaticJsonDocument<200> doc;
+    DeserializationError error = deserializeJson(doc, (const char*)data);
+    StaticJsonDocument<250> response;
+    response["flashstatus"] = 1;
+
+    if (error) {
+        wsSerial("Failed to parse JSON");
+        return;
+    }
+
+    if (doc.containsKey("flashcmd")) {
+        uint16_t flashcmd = doc["flashcmd"].as<int>();
+        switch (flashcmd) {
+            case WEBFLASH_ENABLE_AUTOFLASH:
+                wsSerial("Switching to autoflash", "yellow");
+                webFlashMode = FLASHMODE_AUTO_FOCUS;
+                autoFlashStep = AUTOFLASH_STEP_STARTUP;
+                break;
+            case WEBFLASH_ENABLE_USBFLASHER:
+                wsSerial("Switching to usbflasher", "yellow");
+                wsSerial("You can now use OEPL-flasher.py to flash your tags", "silver");
+                autoFlashStep = AUTOFLASH_START_USBFLASHER;
+                webFlashMode = FLASHMODE_OFF;
+                break;
+            case WEBFLASH_FOCUS:
+                if (webFlashMode == FLASHMODE_AUTO_BACKGROUND) webFlashMode = FLASHMODE_AUTO_FOCUS;
+                if (webFlashMode == FLASHMODE_OFF) {
+                    autoFlashStep = AUTOFLASH_START_USBFLASHER;
+                } else {
+                    autoFlashStep = AUTOFLASH_STEP_STARTUP;
+                }
+#ifdef HAS_TFT
+                tftOverride = true;
+#endif
+                break;
+            case WEBFLASH_BLUR:
+                if (webFlashMode == FLASHMODE_AUTO_FOCUS) webFlashMode = FLASHMODE_AUTO_BACKGROUND;
+#ifdef HAS_TFT
+                tftOverride = false;
+                sendAvail(0xFC);
+#endif
+                break;
+        }
+    }
+
+    String jsonResponse;
+    serializeJson(response, jsonResponse);
+    client->text(jsonResponse);
+}
+
+#endif
--- a/ESP32_AP-Flasher/src/wifimanager.cpp
+++ b/ESP32_AP-Flasher/src/wifimanager.cpp
@@ -37,7 +37,7 @@ WifiManager::WifiManager() {

 void WifiManager::terminalLog(String text) {
    Serial.println(text);
-#ifdef YELLOW_IPS_AP
+#ifdef HAS_TFT
    TFTLog(text);
 #endif
 }
@@ -67,6 +67,8 @@ void WifiManager::poll() {
        }
    }

+#ifndef HAS_USB
+    // ap_and_flasher has gpio0 in use as FLASHER_AP_POWER
    if (digitalRead(0) == LOW) {
        Serial.println("GPIO0 LOW");
        long starttime = millis();
@@ -97,6 +99,7 @@ void WifiManager::poll() {
            ESP.restart();
        }
    }
+#endif

    pollSerial();
 }
@@ -107,12 +110,12 @@ bool WifiManager::connectToWifi() {
    _ssid = preferences.getString("ssid", WiFi_SSID());
    _pass = preferences.getString("pw", WiFi_psk());
    if (_ssid == "") {
-        terminalLog("No connection information saved");
+        terminalLog("No connection info saved");
        logLine("No connection information saved");
        startManagementServer();
        return false;
    }
-    terminalLog("Stored ssid: " + String(_ssid));
+    terminalLog("ssid: " + String(_ssid));

    String ip = preferences.getString("ip", "");
    String mask = preferences.getString("mask", "");
@@ -166,7 +169,7 @@ bool WifiManager::connectToWifi(String ssid, String pass, bool savewhensuccessfu
    WiFi.setSleep(WIFI_PS_MIN_MODEM);

    terminalLog("Connecting to WiFi...");
-    logLine("Connecting to WiFi...");
+    // logLine("Connecting to WiFi...");
    WiFi.persistent(savewhensuccessfull);
    WiFi.begin(_ssid.c_str(), _pass.c_str());
    _connected = waitForConnection();
@@ -199,7 +202,7 @@ bool WifiManager::waitForConnection() {
    WiFi.persistent(true);
    IPAddress IP = WiFi.localIP();
    terminalLog("Connected!");
-    logLine("Connected!");
+    // logLine("Connected!");
    _nextReconnectCheck = millis() + _reconnectIntervalCheck;
    wifiStatus = CONNECTED;
    return true;
@@ -207,7 +210,7 @@ bool WifiManager::waitForConnection() {

 void WifiManager::startManagementServer() {
    if (!_APstarted) {
-        terminalLog("Starting configuration AP, ssid: OpenEPaperLink");
+        terminalLog("Starting config AP, ssid: OpenEPaperLink");
        logLine("Starting configuration AP, ssid OpenEPaperLink");
        WiFi.disconnect(true, true);
        delay(100);
--- a/ESP32_AP-Flasher/src/zbs_interface.cpp
+++ b/ESP32_AP-Flasher/src/zbs_interface.cpp
@@ -57,7 +57,7 @@ void ZBS_interface::setSpeed(uint32_t speed) {
 }

 ZBS_interface::~ZBS_interface() {
-    if (spi) delete spi;
+    // if (spi) delete spi;
 }
 void ZBS_interface::set_power(uint8_t state) {
    powerControl(state, _POWER_PIN, _POWER_PINS);
@@ -91,12 +91,14 @@ void ZBS_interface::enable_debug() {
    delay(100);
 }

-void ZBS_interface::reset() {
+void ZBS_interface::reset(bool leavepower) {
+    /*
    if (spi) {
        spi->end();
        delete spi;
        spi = nullptr;
    }
+    */
    pinMode(_SS_PIN, INPUT);
    pinMode(_CLK_PIN, INPUT);
    pinMode(_MOSI_PIN, INPUT);
@@ -105,7 +107,7 @@ void ZBS_interface::reset() {
    set_power(ZBS_OFF);
    delay(500);
    digitalWrite(_RESET_PIN, HIGH);
-    set_power(ZBS_ON);
+    if (leavepower) set_power(ZBS_ON);
    pinMode(_RESET_PIN, INPUT);
 }

--- a/ESP32_AP-Flasher/wwwroot/content_cards.json
+++ b/ESP32_AP-Flasher/wwwroot/content_cards.json
@@ -281,6 +281,60 @@
      }
    ]
  },
+  {
+    "id": 26,
+    "name": "Time Stamp",
+    "desc": "Displays the last date and time when a button press took place. For example, to keep track of the last time somebody let the dog out, or when you last watered the plants, or change the bed sheets.",
+    "properties": [ "savespace" ],
+    "param": [
+      {
+        "key": "title",
+        "name": "Title",
+        "desc": "Displayed title",
+        "type": "text"
+      },
+      {
+        "key": "button1",
+        "name": "Name for Button 1",
+        "desc": "Text displayed for button 1 (for example, a name or activity)",
+        "type": "text"
+      },
+      {
+        "key": "button2",
+        "name": "Name for Button 2",
+        "desc": "Text displayed for button 2 (for example, a name or activity)",
+        "type": "text"
+      },
+      {
+        "key": "mode",
+        "name": "Working mode",
+        "desc": "With 'keep one time', both buttons reset the same timestamp, recording which button is pressed last. The option for seperate date/time, records two different timestamps, one for each button.",
+        "type": "select",
+        "options": {
+          "0": "keep one timestamp",
+          "1": "seperate timestamp per button"
+        }
+      },
+      {
+        "key": "nextaction",
+        "name": "Frequency (days)",
+        "desc": "When is the next action expected to take place (in days after a timestamp). Leave 0 to disable.",
+        "type": "text"
+      },
+      {
+        "key": "last1",
+        "name": "Timestamp 1",
+        "desc": "The date/time the last event took place",
+        "type": "ro"
+      },
+      {
+        "key": "last2",
+        "name": "Name, or timestamp 2",
+        "desc": "The name of the button that was pressed, or in case of seperate timestamp, the date/time of the second button press",
+        "type": "ro"
+      }
+    ]
+  },
  {
    "id": 27,
    "name": "Dayahead prices",
--- a/ESP32_AP-Flasher/wwwroot/flash.js
+++ b/ESP32_AP-Flasher/wwwroot/flash.js
@@ -0,0 +1,139 @@
+const $ = document.querySelector.bind(document);
+let running = false;
+let buttonState = false;
+
+const WEBFLASH_ENABLE_AUTOFLASH = 1
+const WEBFLASH_ENABLE_USBFLASHER = 2
+const WEBFLASH_FOCUS = 3
+export const WEBFLASH_BLUR = 4
+
+export async function init() {
+    wsCmd(WEBFLASH_FOCUS);
+    checkTagFW();
+}
+
+export function wsCmd(command) {
+    const dataToSend = {
+        flashcmd: command,
+    };
+    const jsonData = JSON.stringify(dataToSend);
+    socket.send(jsonData);
+}
+
+$('#doAutoflash').onclick = function () {
+    if (running) return;
+    disableButtons(true);
+    running = true;
+
+    wsCmd(WEBFLASH_ENABLE_AUTOFLASH);
+
+    running = false;
+    disableButtons(false);
+}
+
+$('#doUSBflash').onclick = function () {
+    if (running) return;
+    disableButtons(true);
+    running = true;
+
+    wsCmd(WEBFLASH_ENABLE_USBFLASHER);
+
+    running = false;
+    disableButtons(false);
+}
+
+export function print(line, color = "white") {
+    const consoleDiv = document.getElementById('flashconsole');
+    if (consoleDiv) {
+        if (color == "clear") {
+            consoleDiv.innerHTML = "";
+            return;
+        }
+
+        const isScrolledToBottom = consoleDiv.scrollHeight - consoleDiv.clientHeight <= consoleDiv.scrollTop;
+        const newLine = document.createElement('div');
+        newLine.style.color = color;
+
+        if (line.startsWith("<")) {
+            const existingLines = consoleDiv.getElementsByTagName('div');
+            let lastLine;
+
+            for (let i = existingLines.length - 1; i >= 0; i--) {
+                const lineText = existingLines[i].textContent;
+                if (lineText.startsWith("  ")) {
+                    lastLine = existingLines[i];
+                    break;
+                }
+            }
+            if (lastLine) {
+                lastLine.innerHTML = line.substring(1) + lastLine.innerHTML.substring(line.length - 1);
+                lastLine.style.color = color;
+            }
+        } else if (line.startsWith("\r")) {
+            const existingLines = consoleDiv.getElementsByTagName('div');
+            if (existingLines.length > 0) {
+                const lastLine = existingLines[existingLines.length - 1];
+                lastLine.innerHTML = line.substring(1);
+            }
+        } else {
+            newLine.textContent = line;
+            consoleDiv.appendChild(newLine);
+        }
+
+        if (isScrolledToBottom) {
+            consoleDiv.scrollTop = consoleDiv.scrollHeight;
+        }
+    }
+}
+
+function disableButtons(active) {
+    $("#flashtab").querySelectorAll('button').forEach(button => {
+        button.disabled = active;
+    });
+    buttonState = active;
+}
+
+const fetchAndPost = async (url, name, path) => {
+    try {
+        print("updating " + path);
+        const response = await fetch(url);
+        const fileContent = await response.blob();
+
+        const formData = new FormData();
+        formData.append('path', path);
+        formData.append('file', fileContent, name);
+
+        const uploadResponse = await fetch('/littlefs_put', {
+            method: 'POST',
+            body: formData
+        });
+
+        if (!uploadResponse.ok) {
+            print(`${response.status} ${response.body}`, "red");
+            errors++;
+        } else {
+            print(`Firmware file downloaded`, "green");
+        }
+    } catch (error) {
+        print('error: ' + error, "red");
+        errors++;
+    }
+};
+
+async function checkTagFW() {
+    const fwfile = "/Tag_FW_Pack.bin";
+    const url = "/check_file?path=" + encodeURIComponent(fwfile);
+    const response = await fetch(url);
+    if (response.ok) {
+        const data = await response.json();
+        if (data.filesize > 0) {
+            print(`File ${fwfile} found`, "green");
+        } else {
+            print(`File ${fwfile} not found. Downloading...`, "red");
+            await fetchAndPost("https://raw.githubusercontent.com/jjwbruijn/OpenEPaperLink/master/binaries/Tag/Tag_FW_Pack.bin", "Tag_FW_Pack.bin", fwfile);
+        }
+    } else {
+        print(`error checking file ${file.path}: ${response.status}`, "red");
+        errors++;
+    }
+}
--- a/ESP32_AP-Flasher/wwwroot/index.html
+++ b/ESP32_AP-Flasher/wwwroot/index.html
@@ -26,6 +26,7 @@
 					<div class="tablinks material-symbols-outlined" data-target="aptab" title="Access Points">cell_tower</div>
 					<!--<div class="tablinks material-symbols-outlined" data-target="templatetab" title="Templates">browse
 					</div>-->
+					<div class="tablinks material-symbols-outlined" data-target="flashtab" title="Tag flasher" style="display:none;">flash_on</div>
 					<div class="tablinks material-symbols-outlined" data-target="configtab" title="Settings">settings</div>
 					<div class="tablinks material-symbols-outlined" data-target="logtab" title="Logging">text_snippet</div>
 				</div>
@@ -226,6 +227,48 @@
 				Work in progress...
 			</div>

+			<div id="flashtab" class="tabcontent">
+				<h3>Tag flasher</h3>
+				<div>
+					<div class="flashCol1">
+						<h4>Mode</h4>
+						<div style="max-width:400px;">
+							<button class="button" id="doAutoflash">Automatic flash</button><br><br>
+							With automatic flash, a tag is flashed to the latest firmware as soon as you connect it. 
+							It sets the mac automatically, tries to recognize the type, and starts flashing. Currently, Solum M2 tags only.
+							<br><br>
+							<button class="button" id="doUSBflash">Command line</button><br><br>
+							Using <a href="https://github.com/jjwbruijn/OpenEPaperLink/raw/master/Tag_Flasher/OEPL-Flasher.py" target="_blank">OEPL-Flasher.py</a>, you have full control over the flashing of the tag.<br>
+							Use the --ip argument to connect to the flasher.<br>
+							<br>
+							Usage:<br>
+							<pre style="text-wrap: wrap;">
+OEPL-Flasher.py [-h] [-t IP] [-f] [-i] [-eep] [-n] [-z]
+[--pt] [--exit] [{read,write,autoflash,debug}] [filename]
+
+{read,write,autoflash,debug} Command to execute
+filename Filename for read/write commands
+
+options:
+-h, --help show this help message and exit
+-t IP, --ip IP IP Address to use
+-f, --flash Write to the flash
+-i, --infopage Write to the infopage/UICR
+-eep, --eeprom EEPROM operations
+-n, --nrf82511 nRF82511 programming
+-z, --zbs243 ZBS243 programming
+--pt, --passthrough Enters serial passthrough for debug output after flashing
+--exit Exit eeprom loader after sending data
+							</pre>
+						</div>
+						<!--<h4>Other actions</h4>-->
+						<div>
+						</div>
+					</div>
+					<div class="console" id="flashconsole"></div>
+				</div>
+			</div>
+
 			<div id="configtab" class="tabcontent">
 				<h3>Access Point config</h3>
 				<p>
@@ -247,7 +290,7 @@
 				<p>
 					<label for="apcfgledbrightness">RGB LED brightness</label>
 					<select id="apcfgledbrightness">
-						<option value="-1">off</option>
+						<option value="0">off</option>
 						<option value="15">10%</option>
 						<option value="31">25%</option>
 						<option value="127" selected>50%</option>
@@ -443,7 +486,7 @@
 								</div>
 							</p>
 							<p>
-								<span id="c6Option">
+								<span id="c6Option" style="display:none;">
 									<div id="updateC6Option">
 										<button type="button" id="updateC6Btn">Update ESP32-C6</button>
 										<input type="checkbox" value="1" checked id="c6download">download latest version
--- a/ESP32_AP-Flasher/wwwroot/main.css
+++ b/ESP32_AP-Flasher/wwwroot/main.css
@@ -198,7 +198,8 @@ label {

 #aptab,
 #configtab,
-#updatetab {
+#updatetab,
+#flashtab {
 	padding: 10px;

 	& p {
@@ -206,7 +207,7 @@ label {
 	}
 }

-#updatetab {
+#updatetab, #flashtab {
 	&>div {
 		display: flex;
 		gap: 2em;
@@ -858,7 +859,7 @@ h4 {
 	display: none;
 }

-.updateCol1 {
+.updateCol1, .flashCol1 {
 	flex-grow: 1;
 }

@@ -873,6 +874,7 @@ h4 {
 	overflow-y: scroll;
 	white-space: break-spaces;
 	flex-grow: 1;
+	max-width: 600px;
 }

 .console div {
--- a/ESP32_AP-Flasher/wwwroot/main.js
+++ b/ESP32_AP-Flasher/wwwroot/main.js
@@ -22,11 +22,12 @@ const apstate = [
 	{ state: "wait for reset", color: "blue" },
 	{ state: "requires power cycle", color: "purple" },
 	{ state: "failed", color: "red" },
-	{ state: "coming online", color: "yellow" }
+	{ state: "coming online", color: "yellow" },
+	{ state: "AP without radio", color: "green" }
 ];
 const runstate = [
 	{ state: "⏹︎ stopped" },
-	{ state: "⏸pause" },
+	{ state: "⏸ pause" },
 	{ state: "" }, // hide running
 	{ state: "⏳︎ init" }
 ];
@@ -36,7 +37,7 @@ let isProcessing = false;
 let servertimediff = 0;
 let paintLoaded = false, paintShow = false;
 let cardconfig;
-let otamodule;
+let otamodule, flashmodule;
 let socket;
 let finishedInitialLoading = false;
 let getTagtypeBusy = false;
@@ -53,6 +54,19 @@ window.addEventListener("loadConfig", function () {
 				this.document.title = data.alias;
 			}
 			if (data.C6) {
+				var optionToRemove = $("#apcfgchid").querySelector('option[value="27"]');
+				if (optionToRemove) $("#apcfgchid").removeChild(optionToRemove);
+				$('#c6Option').style.display = 'block';
+			}
+			if (data.hasFlasher) {
+				$('[data-target="flashtab"]').style.display = 'block';
+			}
+			if (data.savespace) {
+			}
+			if (data.apstate) {
+				$("#apstatecolor").style.color = apstate[data.apstate].color;
+				$("#apstate").innerHTML = apstate[data.apstate].state;
+				$('#dashboardStatus').innerHTML = apstate[data.apstate].state;
 			}
 		});
 });
@@ -86,11 +100,12 @@ window.addEventListener("load", function () {
 		faviconLink.rel = 'icon';
 		faviconLink.href = 'favicon.ico';
 		document.head.appendChild(faviconLink);
-	});	
+	});
 });

 /* tabs */
-let activeTab = '';
+let activeTab = '', previousTab = '';
+
 function initTabs() {
 	const tabLinks = document.querySelectorAll(".tablinks");
 	const tabContents = document.querySelectorAll(".tabcontent");
@@ -204,7 +219,13 @@ function connect() {
 			populateAPCard(msg.apitem);
 		}
 		if (msg.console) {
-			if (otamodule && typeof (otamodule.print) === "function") {
+			if (activeTab == 'flashtab' && flashmodule && typeof (flashmodule.print) === "function") {
+				let color = (msg.color ? msg.color : "#c0c0c0");
+				if (msg.console.startsWith("Fail") || msg.console.startsWith("Err")) {
+					color = "red";
+				}
+				flashmodule.print(msg.console, color);
+			} else if (otamodule && typeof (otamodule.print) === "function") {
 				let color = "#c0c0c0";
 				if (msg.console.startsWith("Fail") || msg.console.startsWith("Err")) {
 					color = "red";
@@ -426,7 +447,7 @@ function updatecards() {
 			let nextcheckin = item.dataset.nextcheckin - ((Date.now() / 1000) - servertimediff);
 			$('#tag' + tagmac + ' .nextcheckin').innerHTML = "<span>expected checkin</span>" + displayTime(Math.floor(nextcheckin));
 		} else {
-			$('#tag' + tagmac + ' .nextcheckin').innerHTML = "";
+			// $('#tag' + tagmac + ' .nextcheckin').innerHTML = "";
 		}
 	})

@@ -723,7 +744,15 @@ document.addEventListener("loadTab", function (event) {
 			$('#updateconsole').innerHTML = '';
 			loadOTA();
 			break;
+		case 'flashtab':
+			$('#flashconsole').innerHTML = '';
+			loadFlash();
+			break;
 	}
+	if (previousTab == 'flashtab' && activeTab != 'flashtab' && flashmodule && typeof (flashmodule.wsCmd) === "function") {
+		flashmodule.wsCmd(flashmodule.WEBFLASH_BLUR);
+	}
+	previousTab = activeTab;
 });

 $('#apcfgsave').onclick = function () {
@@ -771,16 +800,13 @@ $('#uploadButton').onclick = function () {
 				return response.text();
 			})
 			.then(data => {
-				console.log('File uploaded successfully: ', data);
 				alert('TagDB restored. Webpage will reload.');
 				location.reload();
 			})
 			.catch(error => {
-				console.error('Error uploading file:', error);
 				alert('Error uploading file: ' + error);
 			});
 	} else {
-		console.error('No file selected.');
 		alert('No file selected');
 	}
 }
@@ -812,16 +838,14 @@ $('#restoreFromLocal').onclick = function () {
 				return response.text();
 			})
 			.then(data => {
-				console.log('File uploaded successfully: ', data);
 				alert('TagDB restored. Webpage will reload.');
 				location.reload();
 			})
 			.catch(error => {
-				console.error('Error uploading file:', error);
 				alert('Error uploading file: ' + error);
 			});
 	} else {
-		console.log('No data found in localStorage');
+		alert('No data found in localStorage');
 	}
 }

@@ -830,6 +854,11 @@ async function loadOTA() {
 	otamodule.initUpdate();
 }

+async function loadFlash() {
+	flashmodule = await import('./flash.js?v=' + Date.now());
+	flashmodule.init();
+}
+
 $('#paintbutton').onclick = function () {
 	if (paintShow) {
 		paintShow = false;
@@ -1154,7 +1183,7 @@ function processZlib(data) {
 		return inflatedBuffer.subarray(headerSize);
 	} catch (err) {
 		console.log('zlib: ' + err);
-	}	
+	}
 }

 function displayTime(seconds) {
@@ -1656,7 +1685,6 @@ function selectLocation(location) {
 	document.getElementById('opt#lon').value = location.longitude;
 	if (document.getElementById('opt#tz')) document.getElementById('opt#tz').value = location.timezone;
 	$('#georesults').innerHTML = '';
-	console.log('Selected location:', location);
 }

 function debounce(func, delay) {
--- a/Tag_Flasher/OEPL-Flasher.py
+++ b/Tag_Flasher/OEPL-Flasher.py
@@ -4,6 +4,8 @@ import serial
 import time
 from intelhex import IntelHex
 import os.path
+import socket
+import sys

 CMD_GET_VERSION = 1
 CMD_RESET_ESP = 2
@@ -33,6 +35,9 @@ CMD_WRITE_FLASH = 83
 CMD_AUTOFLASH = 87
 CMD_COMPLETE = 88

+TRANSPORT_SER = 0
+TRANSPORT_TCP = 1
+
 def read_binary_file(file_path):
    with open(file_path, 'rb') as file:
        binary_data = file.read()
@@ -55,12 +60,20 @@ def send_cmd(cmd, data):
    for x in return_data:
        crc_val += x
    return_data = b"AT" + return_data + to_byte(crc_val & 0xffff, 2)
-    ser.write(return_data)
-
+    if transport == TRANSPORT_TCP:
+        tcp_socket.send(return_data)
+    else:
+        ser.write(return_data)

 def wait_for_command():
+    if transport == TRANSPORT_TCP:
+        return wait_for_command_tcp()
+    else:
+        return wait_for_command_ser()
+
+def wait_for_command_ser():
    start_time = time.time()
-    ser.timeout = 50  # Set the timeout to 1 second
+    ser.timeout = 3  # Set the timeout to 3 seconds
    while True:
        if ser.in_waiting > 0:
            command = ser.read(2)  # Read the "AT" prefix
@@ -86,23 +99,50 @@ def wait_for_command():
            print("timeout waiting for reply")
            return None, None

+def wait_for_command_tcp():
+    start_time = time.time()
+    tcp_socket.settimeout(5)
+    while True:
+        try:
+            if tcp_socket.recv(2) == b"AT":
+                # Read the command byte
+                cmd = int.from_bytes(tcp_socket.recv(1), byteorder='big')
+                data_length = int.from_bytes(
+                    tcp_socket.recv(4), byteorder='big')  # Read the data length
+                data = tcp_socket.recv(data_length)  # Read the data
+                # Read the CRC value
+                crc = int.from_bytes(tcp_socket.recv(2), byteorder='big')
+                # Verify CRC
+                crc_val = 0xAB34
+                for x in to_byte(cmd, 1) + to_byte(data_length, 4) + data:
+                    crc_val += x
+                if crc_val & 0xffff == crc:
+                    return cmd, data
+                else:
+                    print("Invalid CRC. Discarding command. Got " +
+                          str(crc_val) + " but was expecting " + str(crc))
+                    print("data was:" + str(data))
+        except socket.timeout:
+            if time.time() - start_time > 1:
+                print("timeout waiting for reply")
+                return None, None

 def list_available_com_ports():
-    ports = serial.tools.list_ports.comports()
-    available_ports = [port.device for port in ports]
-    print("Specify a serial port to use with -p <PORT>")
-    print("available COM ports:")
-    for port in available_ports:
-        print(port)
-
+    available_ports = [port.device for port in serial.tools.list_ports.comports()]
+    print("Available COM ports:", ', '.join(available_ports))

 def validate_arguments(args):
-    if not (args.nrf82511 or args.zbs243):
-        print("Either -nrf82511 or -zbs243 option is required.")
+    if not (args.port or args.ip):
+        print("Either --port or --ip option is required.")
+        list_available_com_ports()
        return False
+    if args.command:
+        if not (args.nrf82511 or args.zbs243):
+            print("Either -nrf82511 or -zbs243 option is required.")
+            return False
    if not (args.internalap or args.external or args.altradio):
-        print("One of -internalap, -external, or -altradio options is required.")
-        return False
+        print("Using external port")
+        args.external = True
    if args.command in ["read", "write"] and not (args.flash or args.infopage or args.eeprom):
        print("One of --flash, --infopage or --eeprom arguments is required for read and write commands.")
        return False
@@ -121,7 +161,7 @@ def validate_arguments(args):
    return True


-def read_from_serial(port, filename, args):
+def read_from_serial(filename, args):
    if args.flash:
        print(
            f"Reading flash data and saving to file: {filename}.")
@@ -158,7 +198,7 @@ def read_from_serial(port, filename, args):
            print("Failed reading block, timeout?")


-def write_to_serial(port, filename, args):
+def write_to_serial(filename, args):
    if (args.flash):
        print(f"\nErasing flash... ")
        send_cmd(CMD_ERASE_FLASH, bytearray([]))
@@ -204,7 +244,7 @@ def write_to_serial(port, filename, args):
            print(f'\rSent {i} bytes', end='', flush=True)
        elif (cmd == CMD_COMPLETE):
            print(
-                '\Tried to write more bytes than we have room for!   \n', end='', flush=True)
+                'Tried to write more bytes than we have room for!   \n', end='', flush=True)
            return
        else:
            print("Some other error, dunno\n")
@@ -212,23 +252,30 @@ def write_to_serial(port, filename, args):
    print('\rAll done writing! ', end='', flush=True)


-def short_passthough(period_time):
+def short_passthrough(period_time):
    start_time = time.time()
    while time.time() - start_time < period_time:
-        data = ser.read()
-        if data:
-            print(data.decode('utf-8', errors='ignore'), end='')
-            if chr(0x04) in data.decode('utf-8', errors='ignore'):
-                break
-
+        if transport == TRANSPORT_TCP:
+            try:
+                data = tcp_socket.recv(1)
+            except socket.timeout:
+                pass
+        else:
+            try:
+                data = ser.read(1)
+            except UnicodeDecodeError:
+                pass
+        print(data, end='')
+        if chr(0x04) in data:
+            break

 def main():
    try:
        parser = argparse.ArgumentParser(
            description="OpenEPaperLink Flasher for AP/Flasher board")
        parser.add_argument("-p", "--port", help="COM port to use")
-        parser.add_argument("command", choices=[
-                            "read", "write", "autoflash", "debug"], help="Command to execute")
+        parser.add_argument("-t", "--ip", help="IP Address to use")
+        parser.add_argument("command", nargs="?", choices=["read", "write", "autoflash", "debug"], help="Command to execute")
        parser.add_argument("filename", nargs="?",
                            help="Filename for read/write commands")
        parser.add_argument("-f", "--flash", action="store_true",
@@ -244,7 +291,7 @@ def main():
        parser.add_argument("--internalap", action="store_true",
                            help="Selects the internal accesspoint port")
        parser.add_argument("-e", "--external", action="store_true",
-                            help="Selects the external(side) port")
+                            help="Selects the external(side) port (default)")
        parser.add_argument("--altradio", action="store_true",
                            help="Selects the alternate radio port")
        parser.add_argument("--pt", "--passthrough", action="store_true",
@@ -254,22 +301,43 @@ def main():
        args = parser.parse_args()

        if not validate_arguments(args):
+            program_name = os.path.basename(sys.argv[0])
+            print(f"Usage: {program_name} --help")
            return

-        if not args.port:
-            list_available_com_ports()
-            return
-
-        global ser
-        ser = serial.Serial(args.port, baudrate=115200)
-        time.sleep(0.1)  # Flush serial data
-        while (ser.inWaiting() > 0):
-            data_str = ser.read(ser.inWaiting())
+        global transport
+        if (args.ip):
+            global tcp_socket
+            ip_address = args.ip
+            port = 243
+            tcp_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            transport = TRANSPORT_TCP

+            try:
+                tcp_socket.connect((ip_address, port))
+                print(f"Connected to {ip_address}:{port}")
+            except Exception as e:
+                print(f"Error: {e}")
+                return
+        else:
+            global ser
+            try:
+                ser = serial.Serial(args.port, baudrate=115200)
+                print(f"Successfully opened serial port {args.port}")
+            except serial.SerialException as e:
+                print(f"Error: {e}")
+                print("Please check if the specified COM port exists or is accessible.")
+                list_available_com_ports()
+                return
+            transport = TRANSPORT_SER
+            time.sleep(0.1)  # Flush serial data
+            while (ser.inWaiting() > 0):
+                data_str = ser.read(ser.inWaiting())
+	
        send_cmd(CMD_GET_VERSION, bytearray([]))
        cmd, answer = wait_for_command()
        if (cmd == CMD_GET_VERSION):
-            print("AP/Flasher version: " +
+            print("Connection with the flasher established. Version: " +
                  str(answer[0] << 24 | answer[1] << 16 | answer[2] << 8 | answer[3]))
        else:
            print(
@@ -308,18 +376,19 @@ def main():
                    print("Connection established to microcontroller")
                else:
                    print("Failed to establish a connection to the microcontroller")
+                    send_cmd(CMD_SET_POWER, bytearray([0]))
                    exit(0)
                    
        if args.command == "read":
-            read_from_serial(ser, args.filename, args)
+            read_from_serial(args.filename, args)
        elif args.command == "write":
-            write_to_serial(ser, args.filename, args)
+            write_to_serial(args.filename, args)
        elif args.command == "autoflash":
            print("Starting automatic tag flash")
            send_cmd(CMD_AUTOFLASH, bytearray([]))
-            short_passthough(30)
+            short_passthrough(30)
        else:
-            print("Invalid command!")
+            print("No command")

        if(args.eeprom):
            send_cmd(CMD_SET_TESTP, bytearray([1]))
@@ -340,21 +409,28 @@ def main():
            print(
                "---------------------------------------------------------------------------------")
            while True:
-                try:
-                    data = ser.read()
-                    if data:
-                        print(data.decode('utf-8', errors='ignore'), end='')
-                except UnicodeDecodeError:
-                    print(" ")
-                data = ser.read()
-                if data:
-                    print(data.decode('utf-8', errors='ignore'), end='')
-                    if chr(0x04) in data.decode('utf-8', errors='ignore'):
-                        break
+                if transport == TRANSPORT_TCP:
+                    try:
+                        data = tcp_socket.recv(1)
+                    except socket.timeout:
+                        data = ""
+                        pass
+                else:
+                    try:
+                        data = ser.read(1)
+                    except UnicodeDecodeError:
+                        data = ""
+                        pass
+                print(data, end='')
+                if chr(0x04) in data:
+                    break

    except KeyboardInterrupt:
        print("\nBye!")
-        ser.close()
+        if transport == TRANSPORT_TCP:
+            tcp_socket.close()
+        else:
+            ser.close()
        exit(1)


--- a/binaries/Tag/Tag_FW_Pack.bin
+++ b/binaries/Tag/Tag_FW_Pack.bin
--- a/zbs243_Tag_FW/packagebinaries.py
+++ b/zbs243_Tag_FW/packagebinaries.py
@@ -1,14 +1,12 @@
 import os
 import json

-version = "0022"  # You can set your desired version here.
+version = "26"  # You can set your desired version here.

 types = {
-    0x00: "SOLUM_154_SSD1619-tag-00-" + version + ".bin",
-    0x01: "SOLUM_29_SSD1619-tag-01-" + version + ".bin",
-    0xF0: "Tag_FW_Segmented_UK.bin",
-    0x02: "SOLUM_42_SSD1619-tag-02-" + version + ".bin",
-    0x11: "SOLUM_29_UC8151-tag-11-" + version + ".bin",
+    0x00: "SOL_M2_154_SSD_" + version + ".bin",
+    0x01: "SOL_M2_29_SSD_" + version + ".bin",
+    0x02: "SOL_M2_42_SSD_" + version + ".bin"
 }

 binpath = "../binaries/Tag"