The single sided self etchable pcb is designed to power the ESP-module, has a reset and flash (program) button, the necessary pull-up/ pull-down resistors and a USB-to-serial IC (CH340G) to connect ...
Clone this repository into components/audio_hal of your esp-adf project: cd /path/to/your/project git clone https://github.com/phkehl/esp32-a1s-audio_hal.git ...