Added offline lines to TLSR FW, If the AP is not found the display will draw 5 lines to notify the user

ARM_Tag_FW/OpenEPaperLink_TLSR/src/drawing.c

@@ -8,9 +8,19 @@
 #include "screen.h"
 #include "epd.h"
 
+#define LINE_BYTE_COUNTER ((SCREEN_WIDTH/8)*5)// Draw 5 lines
+
+RAM uint8_t onlineState = 1;
+uint32_t byteCounter = 0;
+void drawOnOffline(uint8_t state)
+{
+    onlineState = state;
+}
+
 static uint8_t mClutMap[256];
 void drawImageAtAddress(uint32_t addr, uint8_t lut)
 {
+    byteCounter = 0;
     struct EepromImageHeader *eih = (struct EepromImageHeader *)mClutMap;
     eepromRead(addr, mClutMap, sizeof(struct EepromImageHeader));
     switch (eih->dataType)
@@ -24,7 +34,11 @@ void drawImageAtAddress(uint32_t addr, uint8_t lut)
             {
                 eepromRead(addr + sizeof(struct EepromImageHeader) + c, mClutMap, 256);
             }
-            EPD_Display_byte(mClutMap[c % 256]);
+            if (byteCounter < LINE_BYTE_COUNTER && onlineState == 0)
+                EPD_Display_byte(0x55);
+            else
+                EPD_Display_byte(mClutMap[c % 256]);
+            byteCounter++;
         }
         EPD_Display_color_change();
         for (uint32_t c = 0; c < (SCREEN_HEIGHT * (SCREEN_WIDTH / 8)); c++)
@@ -42,7 +56,11 @@ void drawImageAtAddress(uint32_t addr, uint8_t lut)
             {
                 eepromRead(addr + sizeof(struct EepromImageHeader) + c, mClutMap, 256);
             }
-            EPD_Display_byte(mClutMap[c % 256]);
+            if (byteCounter < LINE_BYTE_COUNTER && onlineState == 0)
+                EPD_Display_byte(0x55);
+            else
+                EPD_Display_byte(mClutMap[c % 256]);
+            byteCounter++;
         }
         EPD_Display_color_change();
         for (uint32_t c = 0; c < (SCREEN_HEIGHT * (SCREEN_WIDTH / 8)); c++)

ARM_Tag_FW/OpenEPaperLink_TLSR/src/drawing.h

@@ -4,6 +4,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+void drawOnOffline(uint8_t state);
 void drawImageAtAddress(uint32_t addr, uint8_t lut);
 
 #endif

ARM_Tag_FW/OpenEPaperLink_TLSR/src/main.c

@@ -233,7 +233,9 @@ int main(void)
 					noApShown = true;
 					if (curImgSlot != 0xFF)
 					{
+						drawOnOffline(0);
 						drawImageFromEeprom(curImgSlot);
+						drawOnOffline(1);
 					}
 					else
 					{
@@ -248,7 +250,15 @@ int main(void)
 				noApShown = false;
 				our_ch = currentChannel;
 				printf("AP Found\r\n");
-				epd_display("AP Found", batteryVoltage, ownMacString, 1);
+				if (curImgSlot != 0xFF)
+				{
+					drawOnOffline(1);
+					drawImageFromEeprom(curImgSlot);
+				}
+				else
+				{
+					epd_display("AP Found", batteryVoltage, ownMacString, 1);
+				}
 				scanAttempts = 0;
 				wakeUpReason = WAKEUP_REASON_NETWORK_SCAN;
 				initPowerSaving(INTERVAL_BASE);

ARM_Tag_FW/OpenEPaperLink_TLSR/src/syncedproto.c

@@ -484,7 +484,7 @@ static void getNumSlots()
 }
 static uint8_t findSlot(const uint8_t *ver)
 {
-    //return 0xFF; // remove me! This forces the tag to re-download each and every upload without checking if it's already in the eeprom somewhere
+    // return 0xFF; // remove me! This forces the tag to re-download each and every upload without checking if it's already in the eeprom somewhere
     uint32_t markerValid = EEPROM_IMG_VALID;
     for (uint8_t c = 0; c < imgSlots; c++)
     {
@@ -837,6 +837,7 @@ bool processAvailDataInfo(struct AvailDataInfo *avail)
 
             drawWithLut = avail->dataTypeArgument;
             wdt60s();
+            drawOnOffline(1);
             drawImageFromEeprom(curImgSlot);
             return true;
         }
@@ -851,6 +852,7 @@ bool processAvailDataInfo(struct AvailDataInfo *avail)
                 sendXferComplete();
 
                 wdt60s();
+                drawOnOffline(1);
                 drawImageFromEeprom(curImgSlot);
                 return true;
             }
@@ -911,7 +913,7 @@ void test_firmware_writing()
     }
 }
 
- _attribute_ram_code_  void write_ota_firmware_to_flash(void)
+_attribute_ram_code_ void write_ota_firmware_to_flash(void)
 {
     irq_disable();
     address = 0;