Controling LED bulbs using Arduino UNO and Ultrasonic sensor.
Hey in this blog I want to show you, how to control LED bulbs using Arduino UNO and Ultrasonic sensor. To do this project, what you need, >>> Arduino UNO board. >>> HC - 04 Ultrasonic Sensor. >>> Three 3mm LED bulbs. >>> Jumper wires [ male to male ]. >>> Small bread board. OK, then the connections,