Programming Adapter You need a suitable programming adapter, see our programming hardware page. Download the Espressif Windows software Download and install "Flash Download Tools (ESP8266 & ESP32)" from: https://www.espressif.com/en/products/hardware/esp32/resources Programming Instructions Run the flash download tool "flash_download_tools_v3.6.5.exe" Select "ESP32 Download Tool" Select the "SPI Download" tab Select the 3 files to program with, enter their start […]

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 AnalogLamb […]