The DHT11 sensor uses a custom single-wire protocol for communication. The basic process for reading data involves: Sending a start signal to the DHT11 sensor. Reading a series of pulses from the ...

Usage Install the Arduino IDE from the official website if you haven't already. Connect the DHT11 sensor to the Arduino board as described in the circuit connection section. Open the Arduino IDE, and ...

This paper presents designing and implementing an Automatic room temperature control system using the Arduino and DHT11 sensor. The fan speed control system has also been proposed. Here, the user sets ...