Arduino Library for the SparkFun Air Quality PM1/PM2.5/PM10 Sensor - BMV080 The SparkFun Air Quality PM1/PM2.5/PM10 Sensor - BMV080 (Qwiic) is an ultra-small, fan-less air quality sensor for sensing ...

PH4502C Sensor Arduino Library This Arduino library provides a convenient and easy-to-use interface for the PH4502C sensor, allowing you to effortlessly integrate it into your Arduino projects. The ...

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now ...

Add to that a microSD slot, speaker driver, RGB LED, light sensor circuit, and spare GPIOs, and you’ve got a surprisingly complete development kit. Power comes over USB ... and build up to full ...