LearningArduino.ino

LearningArduino.ino

void setup() {
  // code below only runs once
  pinMode(6,OUTPUT); // setting up the digital pin 6. You don't need to call this func twice. 
  digitalWrite(6,HIGH); // supply 5V to the digital pin 6
  delay(1000); // freeze for 1000ms
  digitalWrite(6,LOW); // supply 0V to the digital pin 6
}

void loop() {
  // code below runs repeatedly

}

/* How to upload : 
 *  1. Go to Tool > Board and check whether the board is configured correctly. (Arduino/Genuino Uno)
 *  2. Go to Tool > Port and select proper port number.
 *  3. GO to Sketch > Upload or press the right arrow button at the top of IDE
 */

 // objective : turn on the red leds sequentially with 1sec interval,
 // and turn on any led in the bottom 1 sec with the last red led.
 // And then turn of all leds, wait for some seconds, and do the first process again.