You can use the DHT22 (or AM2302) humidity/temperature sensor and the Arduino UNO board to read data and print it out to the serial monitor or to display it on an LCD ...

int mq2SensorPin = A0; // Analog pin for MQ2 sensor connected to A0 of Arduino int buzzerPin = 8; // Pin connected to the buzzer int ledPin = 10; // Pin connected to the LED int servoPin = 9; // Pin ...

This Arduino project reads data from DHT11 and DHT22 sensors to measure temperature and humidity. The DHT11 sensor is a basic and affordable option, while the DHT22 sensor provides higher accuracy.

Developers are using AI tools like ChatGPT to quickly generate C++ code for reading and logging data from sensors such as DHT22, BME280, and photodiodes. By combining AI-assisted coding with ...