The 2.9” active area contains 296 x 128 pixels and has 1-bit white/black full display capabilities. An integrated circuit contains a gate buffer, source buffer, interface, timing control logic, oscillator, etc… are supplied with each panel.

You may refer to the official 2.9-inch e-Paper HAT(D) datasheet to know more information about this module. Front view of the e-Paper Module:

RTL8722DM / RTL8722CSM wiring diagram:

RTL8722DM MINI wiring diagram:

RTL8720DN(BW16) Wiring Diagram:

Download the Eink zip library, AmebaEink.zip, at https://github.com/ambiot/ambd_arduino/tree/master/Arduino_zip_libraries Then install the AmebaEink.zip. Open the “DisplayText” example in “File” → “Examples” → “AmebaEink” → “EinkDisplayText”:

Upload the code to the board and press the reset button after uploading is done. You will find these texts displayed on the board:

[1] We use Good Display GDEH029A1 2.9 Inch / 296×128 Resolution / Partial Refresh Arduino Sample Code to get the e-Paper successfully Display: http://www.good-display.com/product/201.html

• Please visit the following websites for more details about the board & other examples:

  • AmebaIoT Official Website: https://www.amebaiot.com/en/
  • AmebaIoT Official FB Page: https://www.facebook.com/groups/AmebaIoT
  • AmebaIoT Forum: https://forum.amebaiot.com/