Code Implementation: o The Arduino program is written using the DHT library, which simplifies communication with the DHT11 sensor. o The program initializes the sensor and continuously reads ...

The code utilizes specific Arduino functions for sensor reading, control of output pins, and tone generation on the buzzer. The system is designed to activate the fan when the temperature exceeds 30°C ...

Components to Make a Temperature Controlled Fan Arduino Usb cable LM35 temperature sensor 5V single channel Relay Jumper wires Breadboard An AC Fan LM35 Temperature Sensor Pinout The LM35 is a ...