Description: A KY-008 laser transmitter is turned ON/OFF with a push-button and an Arduino Nano.
Supplies:
1 – Breadboard 830 Points
1 – Arduino Nano
1 – Push-Button
1 – KY-008 Laser Transmitter >> Link <<
Arduino Code:
int button = 4; int laserPin = 3; int status = false; void setup(){ pinMode(laserPin, OUTPUT); pinMode(button, INPUT_PULLUP); } void loop(){ if (digitalRead(button) == true) { status = !status; digitalWrite(laserPin, status); } while(digitalRead(button) == true); delay(10); }