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Page: 2.1″ Chroma‐21
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1.3” EL013H2WRD Peghook 1.54″ HS‐154R‐N 13.3″ EL133C2WRN 2.1″ Chroma‐21 2.2″ BWRY EL022F6W4A 2.2″ EL022H3WRA 2.6″ BWRY Newton Pro EL026F6W4A 2.7″ ST‐GR27000 2.9″ Chroma 29 2.9″ EL029D2WRA SubGHz 2.9″ EL029GSWRN 2.9″ EL029H3WRA 2.9″ ST‐GM29MT1 2.9″ TG‐GM29MT1C ST‐GM29MTF 4.2″ Chroma 42 4.2″ ST‐GR42 4.2″ TG‐GR42 4inch AP 7.4″ ST GM7500N 7.5″ ST‐GR750BN 88MZ100 Changelog 88MZ100 Programming and interfacing Access point pinouts Adding an SD card BLE only AP Beginners Guide for an easy to build Access Point (aka spaghetti AP) Binary file nomenclature Build AP firmware CC1310 Based Chroma Tags Chroma 74 Chroma 74H Chroma Aeon 74 Chroma Series SubGhz Tags Content cards Default settings for new Tags ESP32‐PoE‐ISO_AP Firmware Updates Flashing SiLabs based M3 Newton Displays Generic CC1101 modules for SubGhz Google Apps Scripts Home ICS calendar Installing SubGhz Beta Led control LilyGo T‐Panel AP Lithium Ion replacement for CR2450 M2 NFC 2.9″ and 1.54″ M2 Tag Firmware changelog M3 Tag Firmware changelog Nano AP V2 Opticon 2.1″ BWRY EE‐214RY Opticon 2.9″ BWRY EE‐293RY Opticon 4.2″ BWR EE‐420R Opticon 7.5″ BWR EE‐750R Opticon CC2533‐based tags Picture Frame for 7.4" Price tags RF protocol Restoring Lost Serial Numbers in Chroma Tags SubGhz AP Configuration SubGhz support for the LilyGo T‐Panel Tag protocol timing Troubleshooting usage Uploading & Using Custom Fonts, with examples Using your own fork with OTA updates Yellow AP with EByte CC1101 module rf‐wake tagtype notes
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2.1″ Chroma‐21
MathiasBekker edited this page 2025-04-13 08:33:30 +02:00
Table of Contents

Specs

  • TI CC1110 - 26Mhz 8051 32kB Flash / 4kB RAM
  • 1.9 x 1.00 in in ePaper display (BWR or BWY) 212x104px
  • 128Kbyte SPI flash
  • 2 x CR2450 button cell
  • SubGhz (868 Mhz / 915 Mhz) Radio
  • FCC ID: VC7120-0118

Status

This tag is not supported by OEPL yet, but a port is planned.

History

If you have version of the Chroma21 not listed before we PLEASE add details you can provide in the following table.

Supported SN Format Board Rev Controller EPD Panel Notes
n JG0xxxxxxxB
BWY		 edk287 Issue 5
220-0072-05
2015		 similar to UC8154 WF0213T1DBZ010E42 nEnable is implemented ?
n JG1xxxxxxxB
BWY		 edk287 Issue 7
220-0072-07
2015		 similar to UC8154 WF0213T1DBZ010E42 nEnable is implemented ?
n LD1xxxxxxC EDK505 issue 2
220-0095-03
2018		 ? WF0213T50BF35E42 It looks like it has a CC1310 chip (not the C1110).
n JB10xxxxxxB EDK286 issue 12
220-0067-12
2015		 ? WF0213T50BZ12E41eU51dR C1110 chip