A Flasher utility for DIY miners to flash NerdMiner firmware onto various boards, such as LILYGO S3 Dongle, LILYGO T-Display-AMOLED, ESP32-WROOM, LILYGO T-QT, TDisplay v1.14, ESP32-2432S028R, and M5-StampS3. The flashing process should take less than one minute.
Watchy is an open source E-Ink Smartwatch with an MIT license. Development resources and documentation can be found on the official website watchy.sqfmi.com. There are also several retailers selling the watch hardware. See the documentation for instructions on how to get started with developing for Watchy.
If your board is never used with ch55xduino before, you need to make the ch55x chip enter bootloader mode. You need to disconnect USB and unpower ch55x, connect the pull-up resistor on D+ line (generally a 10K resistor between D+ and 5V, controlled by a push-button or adjacent pads). Then you connect USB. and hit Upload. Also, a blank new chip will enter the bootloader automatically.