Arduino LCD Analog/digital Input Monitor.

This is how to make an arduino powered LCD input/output monitor

Teacher Notes

Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.

Step 1: Materials.

These are the things that you will need.

Arduino UNO.
DFRobot 1602 LCD keypad shield(It doesn't have to be this exact type, you just have to know the pin-out.).
Computer (with arduino IDE software).
USB cable (A-B).

Step 2: The Code.

//Jacoby Yarrow Jan 2014 
#include <LiquidCrystal.h> 
LiquidCrystal lcd(8,9,4,5,6,7);
void setup() {  
	lcd.begin(16, 2);
	pinMode(3, INPUT); 
void loop() { 
	lcd.print(" Arduino input");    
	lcd.print("A0:"); //analog input   
	lcd.print("D3:"); //digital input  
	delay(300);  //change delay to change refresh rate 
	lcd.print(" "); 

Comment if there are any errors in the code, thanks.

Be the First to Share


    • Made with Math Contest

      Made with Math Contest
    • Multi-Discipline Contest

      Multi-Discipline Contest
    • Robotics Contest

      Robotics Contest

    2 Discussions