Circuit Diagram for Interfacing DHT11 Sensor with Arduino. Now that we have completely understood how a DHT11 Sensor works, we can connect all the required wires to Arduino and write the code to get ...

Fig. 2: Circuit diagram of a wireless sensor node. As shown in circuit diagram of a sensor node in Fig. 2, there are only five major components in the transmitter circuit: 1. Sensor DHT11 that has ...

Arduino Board: Serves as the central control unit to process sensor data. DHT11 Sensor: A compact and affordable sensor for measuring temperature (in Celsius) and humidity (as a percentage).

Connect the DHT11 humidity sensor to the Arduino Uno as described in the circuit setup section. Library Installation: If not already installed, download and install the DHT sensor library in the ...

The author in this video talks about how the humidity sensor works, and how to set it up to output readings to the Arduino serial monitor or a 16×2 LCD display. He also shows you how to modify the ...