ESP32s and ESPHome

[tom_l]

You don’t need the USB-TTL cable. See the USB mini connector on your board?

Just use USB mini to USB A cable to connect the board to your Home Assistant / PC USB port.

Also for ESP32’s there is a specific sequence you must follow for the bootloader:

Having problems with ESP32

Are you running windows on your laptop? If so this utility is is handy for notifying you of new com ports without having to drill down into device manager: https://helmpcb.com/software/serial-port-monitor It can be tricky to get ESP32s into boot mode. i) Power on / connect the ESP ii) Start the flash tool connecting iii) Press and hold both buttons on the ESP board iv) Release the EN button while continuing to hold the IO0 button v) When the flash tool discovers the device you can relea…

On your board the IO0 button is labelled “BOOT”.