Development board for the ATmega4808 series microcontrollers with integrated USB-to-serial converter, 32.768 kHz crystal for the RTC, 3.3V voltage regulator, support for bootloader and Arduino IDE.
The program allows you to upload hex files to the ESP and use to them to flash an arduino, the files are stores on the ESP using the 3MB SPIFFS, the arduino is flashed but connection to the ESP with a ...