Instructions

IDUINO for maker’s life
www.openplatform.cc 59
// the loop function runs over and over again forever
void loop() {
digitalWrite(13, HIGH); // turn the LED on (HIGH is the
voltage level)
delay(1000); // wait for a second
digitalWrite(13, LOW); // turn the LED off by making the
voltage LOW
delay(1000); // wait for a second
}
********Code End********
Module 21：Laser Module(ST1172)
1. Introduction
Laser transmitter module, 650 nm (red), gives a small intense beam. Even this module is
safety for your project, do not look direct into the beam.
Warnning : This Class 3B laser can cause eye injury, please avoid exposure the beam.
Specification:
 Operation voltage: 5V