/*
  TurnOn LED
  Written June 19, 2020
  by R Jordan Keindler

  Uses an Arduino UNO
*/

int IRModulePinNumber = 7; // Set the OUT pin for the IR Obstacle Avoidance Module 
//      as header 7 on a UNO
int LED1 = 8;             // Set the LED to digital pin 8 on a UNO
int val;                  // Make val an integer

void setup()
{
  pinMode(IRModulePinNumber, INPUT);  // Set the IR Obstacle Avoidance Module for input
  pinMode(LED1, OUTPUT);              // Set the LED for output
}

void loop() {
  val = digitalRead(IRModulePinNumber);    // Read the IR Collision Avoidance OUT pin
  if (val == 0)                            // If an obstacle is near, perform the if loop
  {
    digitalWrite(LED1, HIGH);              // Set the LED On
  }
  digitalWrite(LED1, LOW);                 // Turn the LED Off
}