Modul 9

#include  <LiquidCrystal_SR_LCD3.h>
const int PIN_LCD_STROBE  = 2;
const int PIN_LCD_DATA  = 3;
const int PIN_LCD_CLOCK = 4;
LiquidCrystal_SR_LCD3 lcd(PIN_LCD_DATA, PIN_LCD_CLOCK, PIN_LCD_STROBE);


int ProxSensor = A0;
int Buzzer = A1;
int inputVal = 0;
int button=7, led=9, led2=10,led3=11;
int ok=0;
int no=0;
void setup() {
pinMode(Buzzer, OUTPUT);
pinMode(ProxSensor, INPUT);
pinMode(button, INPUT);
pinMode(led, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);
Serial.begin(9600);
lcd.begin(16,2);
lcd.home();
}
void loop() {
ok=digitalRead(button);

if(ok==LOW){
  goto menu1;
}

menu0:
no=0;
lcd.print("HELLO");
digitalWrite(led, LOW);
while(1){
  ok=digitalRead(button);
  if(ok==LOW){
    delay(300);
    goto menu1;
  }
}

menu1:
while(1){
  lcd.clear();
  if(no==2){
    int prox = analogRead(ProxSensor);
    analogWrite(led, 255-prox/4);
    lcd.setCursor(10,0);
    lcd.print(prox);
  }
  if (digitalRead(ProxSensor) == LOW) {
  Serial.println("Terdeteksi Halangan!");
  lcd.setCursor(0,0);
  lcd.print("Terdeteksi");
  lcd.setCursor(0,1);
  lcd.print("Halangan");
  if(no==1 || no==3){
    digitalWrite(Buzzer, HIGH);
    if(no==3){
      digitalWrite(led,HIGH);
      digitalWrite(led2,HIGH);
      digitalWrite(led3,HIGH);
      delay(1000);
      digitalWrite(Buzzer, LOW);
      digitalWrite(led,LOW);
      digitalWrite(led2,LOW);
      digitalWrite(led3,LOW);
      delay(900);
    }
  }
  inputVal = analogRead(ProxSensor);
  Serial.println(inputVal);
  delay(100);
  }
  if (digitalRead(ProxSensor) == HIGH) {
  Serial.println("Clear!");
  lcd.setCursor(0,0);
  lcd.print("Clear!");
  digitalWrite(Buzzer, LOW);
  inputVal = analogRead(ProxSensor);
  Serial.println(inputVal);
  digitalWrite(led, LOW);
  digitalWrite(led2, LOW);
  digitalWrite(led3, LOW);
  delay(100);
  }
  ok=digitalRead(button);
  if(ok==LOW){
    delay(300);
    no++;
    if(no==4){
      lcd.clear();
      goto menu0;
    }else{
      goto menu1;
    }
  }
}

}