Flash the firmware
Get the latest Critterscan firmware for Critter Scanner
Plug the board in, press the button, and pick its serial port when prompted.
From the command line
Works on every platform. PlatformIO installation needed.
git clone https://git.gaycats.fyi/amxy/TranymonFirmware
cd TranymonFirmware
pio run -e esp32dev -t upload # build + flash over USB
pio device monitor # serial console @ 115200Detailed steps can be found in the flashing guide.