COMPONENTS AND SUPPLIES
ABOUT THIS PROJECT
Arduino Digital Voltmeter is a digital voltmeter which can measure voltage upto 5V.
CODE
SCHEMATICS
This is the circuit diagram of Arduino Digital Voltmeter…
Get accurate readings for voltage using arduino.
Watch this video for detailed Information…
#include<LiquidCrystal.h>
LiquidCrystal lcd(12,11,5,4,3,2);
int analogPin=1;
void setup()
{
lcd.begin(16,2);
}
void loop()
{
int v=analogRead(analogPin);
voltage=v/1023*5.0;
lcd.print("voltage=");
lcd.print(voltage);
}
very good job!