ARDUINO example code for ESP32R4 controller.
This is the basic simple Arduino code for ESP32R4 controller. Features:
ARDUINO IDE | ESP IDF | ESPHome/HASS | FAQ | HARDWARE connection | TASMOTA
ESP32R4 controller firmware update.
Update over the serial connection using a serial-to-USB adapter: CH340, FTDI FTR232, CP2102/2104, PL2303… Some adapters can be switched between 3.3V and 5V for the data pins, but still provide 5V on the power pin which will irreparably destroy your device. You MUST make sure the data (RX and TX) logil level 3.3V and VCC pins are…