The sensor is capable of measuring temperatures between -55 and 125 degrees Celsius with a resolution of 0.5 degrees. In this code, the DS18B20 temperature sensor is connected to digital pin 2 and is ...

IoT Weather Station using NodeMCU: Monitoring Humidity, Temperature and Pressure over Internet; DHT22 Temperature and Humidity Sensor Module. The DHT22 module has a total of 3 pins. And the DHT22 bare ...

The DHT11 sensor senses humidity and temperature, and sends the information to digital pin 5 of Arduino MCU, as shown in Fig. 2. From Arduino MCU, humidity and temperature values are uploaded to the ...

In that case, you can connect digital pin 11 of Arduino to IN pin of the relay module. Relay Module Weather Monitoring System Circuit Diagram. The circuit diagram of the weather station with device ...

Working voltage of the module is in 3.3V to 5V range, and the digital interface is I 2 C (400kHz). Default I 2 C address of the module is 0x18, but since the module has a set of pads on the back of ...

Temperature Controlled Fan Circuit Diagram. The complete circuit to build the temperature controlled fan using arduino and lm35 project is given below, we have used fritzing software for making most ...