ARDUINO Samples

ir_remote.ino

/*
 * IRremote: IRrecvDemo - demonstrates receiving IR codes with IRrecv
 * An IR detector/demodulator must be connected to the input RECV_PIN.
 * Version 0.1 July, 2009
 * Copyright 2009 Ken Shirriff
 * http://arcfn.com
 */
#define IR_POWER 0xFFA25D
#define IR_MODE 0xFF629D
#define IR_MUTE 0xFFE21D
#define IR_PLAY 0xFF22DD
#define IR_BACKWD 0xFF02FD
#define IR_FORWD 0xFFC23D
#define IR_EQ 0xFFE01F
#define IR_MINUS 0xFFA857
#define IR_PLUS 0xFF629D
#define IR_LOOP 0xFF9867
#define IR_USD 0xFFB04F
#define IR_0 0xFF6897
#define IR_1 0xFF30CF
#define IR_2 0xFF18E7
#define IR_3 0xFF7A85
#define IR_4 0xFF10EF
#define IR_5 0xFF38C7
#define IR_6 0xFF5AA5
#define IR_7 0xFF42BD
#define IR_8 0xFF4AB5
#define IR_9 0xFF52AD
#define IR_HOLD 0xFFFFFFFF
#include <IRremote.h>
 
int RECV_PIN = 11;
 
IRrecv irrecv(RECV_PIN);
 
decode_results results;
 
// Pin 13 has a LED connected on most Arduino boards.
// give it a name: We will use the + remote button to turn the LED on
// and the - remote button toturn the LED off
int led = 13;
 
void setup()
{
  Serial.begin(9600);
  irrecv.enableIRIn(); // Start the receiver
  // initialize the digital pin as an output.
  pinMode(led, OUTPUT);
}
 
void loop() {
  if (irrecv.decode(&results)) {
    
      //Serial.println(results.value);
    if (results.value == IR_9){
      Serial.println("You pressed button 9");
    }
    if (results.value == IR_POWER){
      Serial.println("You pressed the power button");
    }
       if (results.value == IR_PLUS){
      Serial.println("You pressed the UP button");
    }
    if (results.value == IR_MINUS){
      Serial.println("You pressed the DOWN button");
    } 
     
  irrecv.resume(); // Receive the next value
  }
}

servo_burshless.ino

int servoPin = 7;            // R/C  Servo connected to digital pin
int mySpeed;                 // angle of the servo (roughly in degrees) 0-180
int pulseWidth;              // function variable
 
void servoPulse(int servoPin, int myAngle) {
  pulseWidth = (mySpeed * 11) + 500;  // converts angle to microseconds
  digitalWrite(servoPin, HIGH);       // set servo high
  delayMicroseconds(pulseWidth);      // wait a very small amount 
  digitalWrite(servoPin, LOW);        // set servo low
  delay(20);                          // refresh cycle of typical servos (20 ms)
}

void setup() {
  pinMode(servoPin, OUTPUT);          // set servoPin pin as output
}

void loop() {
  // cycle through every angle (rotate the servo 180 slowly)
 for (mySpeed=110; mySpeed<=118; mySpeed++) {  
   servoPulse(servoPin, mySpeed);
  }
  delay(1000);
}