Test Relay 2 Channel Code

Relay 2 Channel Tested.ino

/*
  Code Test Relay 2 Channel
  Created by Thanapon@Arduiono2day
*/
#define IN1 3
#define IN2 4
void setup() {
  pinMode(IN1, OUTPUT);
  pinMode(IN2, OUTPUT);
}
void loop() {
  digitalWrite(IN1, LOW);  
  delay(1000);             
  digitalWrite(IN1, HIGH);   
  delay(1000);  
  digitalWrite(IN2, LOW);  
  delay(1000);             
  digitalWrite(IN2, HIGH);   
  delay(1000);  
}