TEA5767 is a cheap but functional FM radio module, which allow you to build DIY FM radios. It comes with an antenna via a 3.5mm jack but have no internal volume control. This driver has been tested on ...

MQTT WiFi Relay for ESP32 (MicroPython v1.25) A fully asynchronous firmware for ESP32 that connects to WiFi, subscribes to MQTT topics, and toggles a GPIO relay. Designed for automation tasks such as ...