Flashing Firmware

The recommended tool from the github repo is https://xteink.dve.al/

Connection Issues

If you encounter issues connecting to web serial try the following

Possible Error

xteink (index):1 Uncaught (in promise) NetworkError: Failed to execute 'open' on 'SerialPort': Failed to open serial port.

ls -l /dev/ttyACM0

Check which group you are in

`crw-rw---- 1

If your user doesn't appear add the user by doing the followin g

sudo usermod -a -G <group> <username>

https://support.arduino.cc/hc/en-us/articles/360016495679-Fix-port-access-on-Linux