The UPT BLE Server module allows you to send sensor data through the Bluetooth Low Energy advertisement headers. The data in the advertisement header is compatible with the Sensirion MyAmbience app.

Works only on AVR-based Arduino boards (e.g. Uno, Mega, Nano). Requires TimerOne library (v1.1.1) → TimerOne on Arduino Library Manager. ⚠️ Make sure you ...

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...

The QN8066 is a fun little FM transmitter chip. It covers the full FM broadcast band and has built-in DSP. You would find this sort of part in car cell phone adapters before every vehicle included ...