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.

Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...

AM232X Arduino library for AM2320 AM2321 and AM2322 I2C temperature and humidity sensor.

🌡️ Arduino library for interfacing with Maxim temperature sensors like DS18B20, DS18S20, and MAX31850. 🔌 Supports multiple sensors, ⚡ asynchronous operation, and 🎯 configurable resolution for preci ...