This project demonstrates how to use the DHT22 temperature and humidity sensor with an I2C 16x2 LCD display using Arduino. The sensor readings are displayed in real-time on the LCD, along with serial ...

That’s an Arduino wired up to a DHT22 temperature and humidity sensor ($9.95 from The Robot Shop). Using the wiring diagram helpfully provided by Adafruit I connected the DHT22 to the Arduino, with ...

Hardware Connections: Clear instructions on how to physically connect the I2C LCD to your Arduino. Code Configuration: Explanation of key variables and settings in the Arduino sketch for customization ...