cowdinosaur

// This is a comment - anything on a line after "//" is ignored
// by the computer.

/* This is also a comment - this one can be multi-line, but it
   must start and end with these characters */

// You must "declare" variables before you use them, 
// so that the program knows about them.
int ledPin1 = 7;
int ledPin2 = 8;

cowdinosaur

const int ledPin1 = 3;
const int ledPin2 = 4;
const int ledPin3 = 5;
const int ledPin4 = 6;

void setup() {
  pinMode(ledPin1, INPUT);
  pinMode(ledPin2, INPUT);
  pinMode(ledPin3, INPUT);
  pinMode(ledPin4, INPUT);

cowdinosaur

#include <Servo.h> 
#include <math.h>
 
Servo myservo;  // create servo object to control a servo 
 
int potVal = 0;    // variable to read the value from the analog pin 
int processedPotVal = 0;
int photoVal;  // variable to read the value from the photoresistor

const int ledPin1 = 3;

cowdinosaur

//
//  YACViewController.m
//  YetAnotherClone
//
//  Created by Akmal Abdul Rahman on 12/3/14.
//  Copyright (c) 2014 Akmal Abdul Rahman. All rights reserved.
//

#import "YACViewController.h"

cowdinosaur

/*
  Blink
  Turns on an LED on for one second, then off for one second, repeatedly.
 
  This example code is in the public domain.
 */
 
// Pin 13 has an LED connected on most Arduino boards.
// give it a name:
int led = 13;

cowdinosaur

int LED_PIN = 12;

// the setup routine runs once when you press reset:
void setup() {                
  pinMode(LED_PIN, OUTPUT);
  digitalWrite(LED_PIN, HIGH);
  delay(3000);
  digitalWrite(LED_PIN, LOW);  
}

cowdinosaur

const int LIMIT_SWITCH_PIN = 12;
const int LED_PIN = 13;

void setup() {
  pinMode(LIMIT_SWITCH_PIN, INPUT);
  digitalWrite(LIMIT_SWITCH_PIN,HIGH);
  
  pinMode(LED_PIN, OUTPUT);
}

cowdinosaur

#include <NewPing.h>

const int ULTRASONIC_TRIGGER = 6;
const int ULTRASONIC_ECHO = 7;
#define MAX_DISTANCE 100

NewPing sonar(ULTRASONIC_TRIGGER, ULTRASONIC_ECHO, MAX_DISTANCE);

void setup() {
  pinMode(ULTRASONIC_TRIGGER, OUTPUT);

cowdinosaur

#include <NewPing.h>

const int ULTRASONIC_TRIGGER = 6;
const int ULTRASONIC_ECHO = 7;
const int LED_PIN = 11;

#define MAX_DISTANCE 100

NewPing sonar(ULTRASONIC_TRIGGER, ULTRASONIC_ECHO, MAX_DISTANCE);

cowdinosaur

#include <NewPing.h>
#include <NewTone.h>

const int ULTRASONIC_TRIGGER = 6;
const int ULTRASONIC_ECHO = 7;
const int BUZZER_PIN = 9;

#define MAX_DISTANCE 100

NewPing sonar(ULTRASONIC_TRIGGER, ULTRASONIC_ECHO, MAX_DISTANCE);