งานที่ 5

#include <LiquidCrystal.h>

const int rs = 12, en = 11, d4 = 4, d5 = 3, d6 = 2, d7 = 1;

LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

int led1 = 9; 

int led2 = 8;

void setup() {

  // set up the LCD's number of columns and rows:

  lcd.begin(16, 2);

  // Print a message to the LCD.

  lcd.print("PIN YUTTASIN!");

pinMode(led1,OUTPUT); 

pinMode(led2,OUTPUT); 

              }

void loop() {

  

  lcd.setCursor(0, 1);

  lcd.print(millis() / 1000);

digitalWrite(led1,HIGH); 

digitalWrite(led2,LOW); 

delay(2000); 

digitalWrite(led1,LOW); 

digitalWrite(led2,LOW); 

delay(2000); 

digitalWrite(led1,LOW); 

digitalWrite(led2,HIGH); 

delay(2000); 

digitalWrite(led1,LOW); 

digitalWrite(led2,LOW); 

delay(2000); 

}