งานปฏิบัติ1

ไฟวิ่ง+ไฟกระพริบ

 int led1 = 7;int led2 =6;int led3 = 5;int led4 = 4;

void setup()
{
   pinMode(led1,OUTPUT) ;pinMode (led2,OUTPUT);
   pinMode(led3,OUTPUT) ;pinMode (led4,OUTPUT);
 
}
void loop()
{

     digitalWrite (led1,HIGH);digitalWrite(led2,LOW);
     digitalWrite (led3,LOW);digitalWrite(led4,LOW);
     delay (1000);


     digitalWrite (led1,LOW);digitalWrite(led2,HIGH);
     digitalWrite (led3,LOW);digitalWrite(led4,LOW);
     delay (1000);


     digitalWrite (led1,LOW);digitalWrite(led2,LOW);
     digitalWrite (led3,HIGH);digitalWrite(led4,LOW);
     delay (1000);


     digitalWrite (led1,LOW);digitalWrite(led2,LOW);
     digitalWrite (led3,LOW);digitalWrite(led4,HIGH);
     delay (1000);

   
}