Alat Pengukur Suhu Menggunakan Arduino

 Rangkaian Pada Project Board

Rangkaian Scemathic

Program

#include <LiquidCrystal.h>

 

LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

 

const int inPin = 0;

const int potPin = 1;

 

byte degree[8] = {

  0b01110,

  0b01010,

  0b01110,

  0b00000,

  0b00000,

  0b00000,

  0b00000,

  0b00000

};

void setup()

{

lcd.createChar(1, degree);

lcd.begin(16, 2);

}

void loop()

{

int value = analogRead(inPin);

int hasil = analogRead(potPin);

lcd.setCursor(0, 1);

float millivolts = (value / 1024.0) * 5000;

float millivolt = (hasil / 1024.0) * 5000;

float celsius = millivolts / 10;

float celcius = millivolt / 10;

lcd.clear();

lcd.setCursor(0,0);

lcd.print("Suhu 1   ");

lcd.print(celcius);

lcd.write(1);

lcd.print("C");

lcd.setCursor(0,1);

lcd.print("Suhu 2   ");

lcd.print(celsius);

lcd.write(1);

lcd.print("C");

delay(500);

}