arduino_ir.c

#include <IRremote.h>
#include "Timer.h"

#define CMD_CONST_COLOUR (1 << 4)
#define CMD_FLASH        (1 << 5)
#define CMD_ALT          (1 << 6)
#define CMD_OFF          0

#define COL_RED_K     (1 << 4)
#define COL_GREEN_K   (1 << 5)
#define COL_BLUE_K    (3 << 4)
#define COL_WHITE_K   (1 << 6)
#define COL_ORANGE_K  (5 << 4)
#define COL_LGREEN_K  (6 << 4)
#define COL_LBLUE_K   (7 << 4)
#define COL_MORANGE_K (1 << 7)
#define COL_VLBLUE_K  (9 << 4)
#define COL_PURPLE_K  (10 << 4)
#define COL_LORANGE_K (11 << 4)
#define COL_MLBLUE_K  (12 << 4)
#define COL_LPINK_K   (13 << 4)
#define COL_YELLOW_K  (14 << 4)
#define COL_MBLUE_K   (15 << 4)
#define COL_PINK_K    0

#define COL_RED_C     0xF720DF
#define COL_GREEN_C   0xF7A05F
#define COL_BLUE_C    0xF7609F
#define COL_WHITE_C   0xF7E01F
#define COL_ORANGE_C  0xF710EF
#define COL_LGREEN_C  0xF7906F
#define COL_LBLUE_C   0xF750AF
#define COL_MORANGE_C 0xF730CF
#define COL_VLBLUE_C  0xF7B04F
#define COL_PURPLE_C  0xF7708F
#define COL_LORANGE_C 0xF708F7
#define COL_MLBLUE_C  0xF78877
#define COL_LPINK_C   0xF748B7
#define COL_YELLOW_C  0xF728D7
#define COL_MBLUE_C   0xF7A857
#define COL_PINK_C    0xF76897
#define OFF           0xF740BF

const int PIN_2 = 2;
boolean flash = true;
byte last_cmd, selected_col, alt_c, alt_c2;
int ID_timer;
IRsend irsend;
Timer t;

void sendIR(byte val) {
  switch (val) {
    case COL_RED_K:
      irsend.sendNEC(COL_RED_C, 32);
      break;
    case COL_GREEN_K:
      irsend.sendNEC(COL_GREEN_C, 32);
      break;
    case COL_BLUE_K:
      irsend.sendNEC(COL_BLUE_C, 32);
      break;
    case COL_WHITE_K:
      irsend.sendNEC(COL_WHITE_C, 32);
      break;
    case COL_ORANGE_K:
      irsend.sendNEC(COL_ORANGE_C, 32);
      break;
    case COL_LGREEN_K:
      irsend.sendNEC(COL_LGREEN_C, 32);
      break;
    case COL_LBLUE_K:
      irsend.sendNEC(COL_LBLUE_C, 32);
      break;
    case COL_MORANGE_K:
      irsend.sendNEC(COL_MORANGE_C, 32);
      break;
    case COL_VLBLUE_K:
      irsend.sendNEC(COL_VLBLUE_C, 32);
      break;
    case COL_PURPLE_K:
      irsend.sendNEC(COL_PURPLE_C, 32);
      break;
    case COL_LORANGE_K:
      irsend.sendNEC(COL_LORANGE_C, 32);
      break;
    case COL_MLBLUE_K:
      irsend.sendNEC(COL_MLBLUE_C, 32);
      break;
    case COL_LPINK_K:
      irsend.sendNEC(COL_LPINK_C, 32);
      break;
    case COL_YELLOW_K:
      irsend.sendNEC(COL_YELLOW_C, 32);
      break;
    case COL_MBLUE_K:
      irsend.sendNEC(COL_MBLUE_C, 32);
      break;
    case COL_PINK_K:
      irsend.sendNEC(COL_PINK_C, 32);
      break;
  }
}

void flashCallback() {
  if (flash) {
    sendIR(selected_col);
  }
  else {
    irsend.sendNEC(OFF, 32);
  }
  
  flash =!flash;
}

void altCallback() {
  if (flash){
    sendIR(alt_c);
  }
  else {
    sendIR(alt_c2);
  }
  
  flash=!flash;
}

void setup() {
  Serial.begin(9600);
  
  // IR LED
  pinMode(PIN_2, OUTPUT);
  digitalWrite(PIN_2, LOW);
}

void loop() {
  if (Serial.available()) {
    byte cmd = Serial.read();
    
    if ((last_cmd == CMD_FLASH) || (last_cmd == CMD_ALT)) {
      t.stop(ID_timer);
    }
    
    switch (cmd) {
      case CMD_CONST_COLOUR: {
        while (Serial.available() == 0);
        byte v = Serial.read();
        sendIR(v);
        break;
      }
      case CMD_FLASH: {
        while (Serial.available() == 0);
        selected_col = Serial.read();
        
        ID_timer = t.every(750, flashCallback); 
        break;
      }
      case CMD_ALT: {
        while (Serial.available() == 0);
        alt_c = Serial.read();
        while (Serial.available() == 0);
        alt_c2 = Serial.read();
        
        ID_timer = t.every(750, altCallback);
        break;
      }
      case CMD_OFF: {
        irsend.sendNEC(OFF, 32);
        break;
      }
    }
    
    last_cmd = cmd;
  }
  
  if ((last_cmd == CMD_FLASH) || (last_cmd == CMD_ALT)) {
     t.update();
  }
  
}