Programming Adapter You need a suitable programming adapter, see our programming hardware page. Download the Espressif Windows software Download and install “Flash Download Tools” in the Tools section from: https://www.espressif.com/en/products/hardware/esp32/resources Programming instructions Run the flash download tool “flash_download_tool_v#.#.#.exe” Chip Type: The model of ESP32 being programmed (see the parts list or circuit schematic)Work Mode: DevelopLoad […]

On many development boards with built-in USB/Serial the programming hardware is provided for you and software such as esptool.py can automatically reset the board into bootloader mode using it.  However for production boards you may well not want to add components only required at programming time on the board itself. Off the shelf programming adapters ESP-Prog […]