Rancang Bangun Alat Pendeteksi Jarak Aman Pada Kendaraan Berbasis Arduino Dengan Sensor HC-SR04

LAMPIRAN

(LISTING PROGRAM)

Lampiran Listing Program Alat Pendeteksi Jarak Aman Pada Kendaran #include <NewPing.h>

#define TRIGGER_PIN A5 // Arduino pin tied to trigger pin on the ultrasonic sensor.

#define ECHO_PIN A4 // Arduino pin tied to echo pin on the ultrasonic sensor.

#define MAX_DISTANCE 200 // Maximum distance we want to ping for (in centimeters). Maximum sensor distance is rated at 400-500cm.

NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE); #include <LiquidCrystal.h>

LiquidCrystal lcd(12, 11, 10, 9, 8, 7, 6);

void setup() {

// put your setup code here, to run once: lcd.begin(16, 2);

pinMode(13,OUTPUT);//buzzer pinMode(5,OUTPUT);// led Serial.begin(9600);

delay(500); lcd.clear();

lcd.setCursor(0,0);

lcd.print("WILLIAM F S "); lcd.setCursor(0,1);

lcd.print("141121011"); delay(1500);

lcd.clear(); }

void loop() {

// put your main code here, to run repeatedly:

int uS = sonar.ping(); // Send ping, get ping time in microseconds (uS). int jarak=(uS / US_ROUNDTRIP_CM);

//Serial.print(uS / US_ROUNDTRIP_CM); // Convert ping time to distance in cm and print result (0 = outside set distance range)

// int tinggi=(32-jarak);

{digitalWrite(13,HIGH); delay(500);

digitalWrite(13,LOW); delay(500);

} else

{lcd.setCursor(0,1); lcd.print("aman"); }

delay(200); lcd.clear(); }