งานปฎิบัติครั้งที่6

กดสวิตกลับทางมอเตอร์ แสดงจอ LCD

wiring diagram

Relay

TRANSISTOR

Code 1

#include <LiquidCrystal.h> 

LiquidCrystal lcd(13, 12, 4, 5, 6, 7);
int BS1,BS2;
void setup()

{

lcd.begin(16, 2);                                               
pinMode(11, INPUT);
pinMode(10, INPUT);

pinMode(1,OUTPUT);
pinMode(0,OUTPUT);

              

             

}

void loop()

{
 BS1 = digitalRead(11);
 BS2 = digitalRead(10);

   if (BS1 == LOW) {

    digitalWrite(0, HIGH);
    digitalWrite(1, LOW);

    lcd.setCursor(7, 0);
    lcd.print("LEFT");

  }
  else if (BS2 == LOW) {

    digitalWrite(1, HIGH);
    digitalWrite(0, LOW);

    lcd.setCursor(7, 0);
    lcd.print("right");

  }
  else {
   lcd.setCursor(5, 0);
    lcd.print("++Stop++");
       digitalWrite(0, LOW);
    digitalWrite(1, LOW);;
  }

}