Photo Interrupter Module (KY-010) [S041]
https://www.youtube.com/watch?v=J3O2_PgEOBI
*GitHub : https://github.com/rdiot/rdiot-s041.git
* Specs
Photo interupter module use the buildin arduino led. If the sensor is broken the LED is turned on.
Device senses a signal, LED lights, otherwise off.
* Contents
- Connect
S ----- D2
Middle ----- 5V
G ----- GND
- Key Code
int pin = 2;
void loop()
{
int val = digitalRead(pin);
Serial.println("digital=" + (String)val + " ");
if(HIGH == val)
{
Serial.println("interrupt=detected---------------------------------------------------------");
delay(100);
}
else{
Serial.println("interrupt=NONE ");
delay(100);
}
}