The DHT11 sensor has three or four pins, depending on the variant: VCC: Connect to 3.3V or 5V on your MCU (based on your sensor's specification).; Data: Connect to a digital I/O pin on your MCU (not ...

This is a simple code shoing how to use the DHT11 or DHT22 Temperature and Humidity Sensor on a Arduino Uno. - Adrianogba/dht11-dht22-arduino. Skip to content. Navigation Menu Toggle navigation. Sign ...

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 ...