//SN10_Based on Demo Track from previous book Intermediate Projects
//This is set up for two Occupancy Detectors and LED indicators
const int ledPin = 13; //Blk 1 Output pin 13 built-in led
int Blk_1 = A1; //cpOPD Blk 1 input
const int Blk2_out = 9; //Red led
int Blk_2 = A2; //cpOPD Blk 2 input
void setup() {
pinMode(ledPin, OUTPUT); //LED output
pinMode(Blk_1, INPUT_PULLUP); //Block 1 detector
pinMode(Blk2_out, OUTPUT); //LED output
pinMode(Blk_2, INPUT_PULLUP); //Block 2 detector
}
void loop() {
//This section of code reads the cpOD sensors and turns on LEDs
Blk_1 = digitalRead(A1);
delay(25);
Blk_2 = digitalRead(A2);
delay(25);
if (Blk_1 == HIGH)
{
digitalWrite(ledPin, LOW);
}
if (Blk_2 == HIGH)
{
digitalWrite(Blk2_out, LOW);
}
if (Blk_1 == LOW)
{
digitalWrite(ledPin, HIGH);
}
if (Blk_2 == LOW)
{
digitalWrite(Blk2_out, HIGH);
}
}