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@AmazinAxel AmazinAxel released this 31 Aug 01:09

Wintergreen (1.0)

wintergreen home-menu
stardance_882.mp4

Wintergreen is a very optimized, highly focused epub reading firmware with ultrafast page turns, Bluetooth support, and a very well thought-out book storage system which doesn't require any slow conversion on-device!

Check out the readme for more information

Flash it to your Xteink X4!!

This release has a binary attached so you can flash it without needing to build it yourself. I am providing instructions for flashing and building in case you want to modify settings yourself!

You will NEED an unlocked device, locked devices may be stuck on this firmware forever!

With the prebuilt binary

Download the binary and flash it with esptool!

pip install esptool
esptool.py --chip esp32c3 -p /dev/ttyACM0 write_flash 0x0 wintergreen.bin

(you must be in the path where wintergreen.bin is, so most likely your Downloads folder)

Build it yourself!! (my recommendation)

There is no settings menu and all options are hardcoded in to the binary, which makes the system boot faster since it's not reading from flash. You will need to build this yourself to configure a sync server or your own bluetooth page turner.

  • Clone this repository
  • If you are on nix, use nix develop or otherwise just install platformio to your system
  • Copy the config from the readme into WintergreenConfig.h in the project root and adjust everything you'd like
  • Plug your Xteink in with a data cable and run pio run -t upload (this will build and flash to your device automatically!)

Andddd that's it!! Enjoy!