#include <LiquidCrystal.h>
const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
LiquidCrystal lcd(12, 1, 5, 4, 3, 2);
void setup() {
lcd.begin(16, 2);
pinMode(6,OUTPUT)
pinMode(7,INPUT); 
}
void loop() {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("MESAFE");
digitalWrite(6,1); delay(1);
digitalWrite(6,0);
int sure=pulseIn(7,1);
int mesafe=(sure/2)/28.97;
delay(10);
lcd.setCursor(0, 1);
lcd.print(mesafe);
lcd.setCursor(5, 1);
lcd.print("cm");
}


// LCD SENSÖR//




void setup(){
for (int i=2;i<=8;i++) pinMode(i, OUTPUT);
pinMode(9, INPUT);//1 ileri 0 geri seçme anahtarı
}

void loop(){
if (digitalRead(9)==1) yukarisay();
if (digitalRead(9)==0) asagisay()



//SEGMENT DİSPLAY BUTTON