irmp-main-pic-xc8.c

   1 /*---------------------------------------------------------------------------------------------------------------------------------------------------
   2  * irmp-main-pic-xc8.c - demo main module to test IRMP decoder on PIC18F4520 with XC8 compiler
   3  *
   4  * Copyright (c) 2009-2016 Frank Meyer - frank(at)fli4l.de
   5  *
   6  * $Id: irmp-main-pic-xc8.c,v 1.2 2016/09/09 08:01:11 fm Exp $
   7  *
   8  * This demo module is runnable on PIC18F4520 with XC8 compiler
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *---------------------------------------------------------------------------------------------------------------------------------------------------
  15  */
  16
  17 #include "irmp.h"
  18
  19 #ifndef F_CPU
  20 #error F_CPU unknown
  21 #endif
  22
  23 #define _XTAL_FREQ  32000000UL                                              // 32MHz clock
  24 #define FOSC        _XTAL_FREQ
  25 #define FCY         FOSC / 4UL                                              // --> 8MHz
  26
  27 #define BAUDRATE 19200UL
  28 #define BRG (( FCY  16  BAUDRATE ) -1UL)
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32
  33 int
  34 main (void)
  35 {
  36     IRMP_DATA irmp_data;
  37
  38     irmp_init();                                                            // initialize irmp
  39
  40     // infinite loop, interrupts will blink PORTD pins and handle UART communications.
  41     while (1)
  42     {
  43         LATBbits.LATB0 = ~LATBbits.LATB0;
  44
  45         if (irmp_get_data (&irmp_data))
  46         {
  47             // ir signal decoded, do something here...
  48             // irmp_data.protocol is the protocol, see irmp.h
  49             // irmp_data.address is the address/manufacturer code of ir sender
  50             // irmp_data.command is the command code
  51             // irmp_protocol_names[irmp_data.protocol] is the protocol name (if enabled, see irmpconfig.h)
  52             printf("proto %d addr %d cmd %d\n", irmp_data.protocol, irmp_data.address, irmp_data.command );
  53         }
  54     }
  55 }
  56
  57 void interrupt high_priority high_isr(void)
  58 {
  59     if (TMR2IF)
  60     {
  61         TMR2IF = 0;                                                         // clear Timer 0 interrupt flag
  62         irmp_ISR();
  63     }
  64 }