/* Blink Turns on an LED on for one second, then off for one second, repeatedly. This example code is in the public domain. */ void setup() { Serial.begin(9600); // initialize the digital pin as an output. // Pin 13 has an LED connected on most Arduino boards: pinMode(13, OUTPUT); pinMode(12, OUTPUT); pinMode(11, OUTPUT); pinMode(10, OUTPUT); pinMode(9, OUTPUT); pinMode(8, OUTPUT); pinMode(7, OUTPUT); pinMode(6, OUTPUT); } void loop() { digitalWrite(13, LOW); // set the LED on digitalWrite(12, HIGH); // set the LED on digitalWrite(11, LOW); // set the LED on digitalWrite(10, HIGH); // set the LED on digitalWrite(9, LOW); // set the LED on digitalWrite(8, LOW); // set the LED on digitalWrite(7, LOW); // set the LED on digitalWrite(6, LOW); // set the LED on }