Art.ino

// This code was writen for a Grad-Students Art Project at ETSU
// The concept for the project was a set of motion sencors connected 
// to an arduino would trigger a change of LEDs
//
// Date: 2014-09-15
// Author: Jacob Atkins (http://jatkins.us
// Writen For: Ricky Bump (http://www.rickeybump.com/)
//
// EDIT AS NEEDED
int pirPin[] = {5,6,7,8,9,10};  // Pins that the PIR Sensors are connected to
int ledPin[] = {20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35}; // Pins that the leds in order are connected to
int timer    = 500;  // Time between LED change on RiderCode

int count    = 0;
int time     = 5000;
int pir[5]   = {LOW, LOW, LOW, LOW, LOW};
int val[5]   = {0,0,0,0,0};


void setup() {
  Serial.begin(9600);
  for(count=0;count<25;count++) {
    pinMode(ledPin[count], OUTPUT);
  }
  delay(1000);
  for(count=0;count<5;count++) {
    pinMode(pirPin[count], INPUT);
  }
  Serial.println("Testing LEDs");
  for(int loop_count=1;loop_count<5;loop_count++){
    for(count=0;count<25;count++){
      digitalWrite(ledPin[count], HIGH);
      delay(time);
      digitalWrite(ledPin[count+1], HIGH);
      delay(time);
      digitalWrite(ledPin[count], LOW);
    }
    time = time - 1000;
  }
  
}

void loop() {
  for(int i=0;i<5;i++){
    val[i] = digitalRead(pirPin[i]); 
    if(val[i] == HIGH) {
      ride(i);
      if(pir[i] == LOW) {
         Serial.println("Motion on Pir " + i);
         pir[i] = HIGH;
      }
    } else {
      if(pir[i] == HIGH){
         Serial.println("Motion stable on PIR " + i);
         pir[i] = LOW;
      }  
    }
  }
}

void ride(int chain){
  switch(chain){
    case 0:
      for(int i=0;i<9;i++){
        digitalWrite(ledPin[i], HIGH);
        delay(timer);
        digitalWrite(ledPin[i], LOW);
      }
      break;
    case 1:
      for(int i=9;i<12;i++){
        digitalWrite(ledPin[i], HIGH);
        delay(timer);
        digitalWrite(ledPin[i], LOW);
      }
      break;
    case 2:
      for(int i=13;i<16;i++){
        digitalWrite(ledPin[i], HIGH);
        delay(timer);
        digitalWrite(ledPin[i], LOW);
      }
      break;
    case 3:
      for(int i=17;i<19;i++){
        digitalWrite(ledPin[i], HIGH);
        delay(timer);
        digitalWrite(ledPin[i], LOW);
      }
      break;
    case 4:
      for(int i=20;i<23;i++){
        digitalWrite(ledPin[i], HIGH);
        delay(timer);
        digitalWrite(ledPin[i], LOW);
      }
      break;
    default:
      break;
  }
}