I appreciate your support for my project!
Board is available at Tindie store
- ESP32-pico-D4 microcontroller
- Digital I2S microphone
- Serial interface: Serial adapter for programming
- Exposed 8 GPIOs to extend functionality
(Compatible only with 3.3V logic level!!!)
- Level shifted 5V(TTL) 2 digital outputs
- Power input 5VDC