RHT03 Humidity and Temperature Sensor with Arduino

Digital Relative Humidity & Temperature sensor RHT03 is small size, low power consumption and cheap to…

Automatic fan speed control circuit by Arduino

       Speed of fan can be varied by changing the input supply, if w…

Arduino Internal temperature sensor

Most AVR chips (microcontrollers) have an internal temperature sensor, hence we can use this option to…

Temperature level bar graph using LM35 with Arduino

The bar graph LED output is very easy to understand the level of output. Here we…

Humidity Sensor with Arduino

              For humidity and temperature reading the DHT22 sensor will be…

Temperature Sensor LM35 with Arduino

In order to find the temperature, we have several option but the first choice will be…