Alat Ukur Digital Kemiringan Bidang Datar Menggunakan Bi-Axial Joystick Berbasis Arduino Uno

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//kemiringan

//---

#include <SoftwareSerial.h>

#include <LiquidCrystal.h>

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

SoftwareSerial mySerial(0,1); // RX, TX

int a;

const int PIN_VRX = 0;

const int PIN_VRY = 1;

const int PIN_SW = 6 ;

void setup ()

{

if (a==0) {delay(10000);a++;}

Serial.begin(9600);

mySerial.begin(9600);

lcd.begin(16,2); // columns, rows. use 16,2 for a 16x2 LCD, etc.

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lcd.setCursor(0,0);

lcd.print("Ami");

lcd.print("Metrologi");

delay(3000);

lcd.clear(); // start with a blank screen

pinMode(PIN_SW,INPUT);

}

void loop()

{

// baca datadari tiga pin

int nilaiX = analogRead(PIN_VRX);

int nilaiY = analogRead(PIN_VRY);

int nilaiSW = digitalRead(PIN_SW);

float nilaiX1 =(1023 - nilaiX);

float nilaiX2 = ((nilaiX1/1023)*90);

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int nilaiX3 = (nilaiX2 - 45);

float nilaiY1 =(1023 - nilaiY);

float nilaiY2 = ((nilaiY1/1023)*90);

int nilaiY3 = (nilaiY2 - 45);

// kirim ke portserial

Serial.print("X: ");

Serial.print(nilaiX3);

Serial.print(", y: ");

Serial.print(nilaiY3);

Serial.print(", SW: ");

Serial.println(nilaiSW);

lcd.clear();

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lcd.print("(y)");

delay(500);