This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...

This is an updated 2023 tutorial on how to make a temperature and humidity sensor using an Elegoo Uno R3 Arduino. To do this, we will need the following parts: - LCD display - Breadboard - ...

This shield is based on AD5206 digital potentiometer. We can find some very basic applications of the component reviewed in many blogs and sites, including the arduino.cc website “ Controlling a ...

An infrared proximity sensor, or IR Sensor, is an electronic device that emits infrared light to detect objects and motion in Arduino projects. This interfacing of the IR sensor module with Arduino is ...

// the LED has to be connected to PWM digital pin // since LED connected to PWD pin accepts value between 0-255 and potentiometer provides value between 0-1023 we have to divide the value coming from ...