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how to create a Digital ruler (fast)

YouTube video You also You need these items Arduino UNO Breadboard wire Ultrasonic Distance Sensor – HC-SR04 Breadboard How ultrasonic module works Basically, this module sends a 40000Hz ultrasonic sound then when the sound hits an object it will come back like the image after that the ultrasonic microphone will hear it and the […]

How to print something on LCD with seria...

Youtube video Things you need Ardino liquidcrystallcd 2*16 breadboard some cables First of all connect the Arduino to your pc and upload the code Coding So first we need to set up the LCD and you can set it up with  LiquidCrystal lcd(7,8,9,10,11,12); This command will set up the LCD pins means ow d7(pin […]