esp32 board setup - bgloh/esp32 GitHub Wiki

Board name : ESP32-WROOM-32 Arduino board ==> 1. Select your Board in Tools > Board menu (DOIT ESP32 DEVKIT V1) Builtin_LED pin number ==> 2

Trouble shooting If you try to upload a new sketch to your ESP32 and you get this error message “A fatal error occurred: Failed to connect to ESP32: Timed out… Connecting…“. It means that your ESP32 is not in flashing/uploading mode.

Having the right board name and COM por selected, follow these steps:

Hold-down the “BOOT” button in your ESP32 board https://github.com/bgloh/esp32/blob/master/images/boot-button.png Press the “Upload” button in the Arduino IDE to upload your sketch: Arduino IDE uploading new sketch to ESP32 After you see the “Connecting….” message in your Arduino IDE, release the finger from the “BOOT” button: