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Arduino/wiring_private.h 1.93 KB
1a2e5ee4   henyxia   Big revision
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  /*
    wiring_private.h - Internal header file.
    Part of Arduino - http://www.arduino.cc/
  
    Copyright (c) 2005-2006 David A. Mellis
  
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.
  
    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.
  
    You should have received a copy of the GNU Lesser General
    Public License along with this library; if not, write to the
    Free Software Foundation, Inc., 59 Temple Place, Suite 330,
    Boston, MA  02111-1307  USA
  
    $Id: wiring.h 239 2007-01-12 17:58:39Z mellis $
  */
  
  #ifndef WiringPrivate_h
  #define WiringPrivate_h
  
  #include <avr/io.h>
  #include <avr/interrupt.h>
  #include <stdio.h>
  #include <stdarg.h>
  
  #include "Arduino.h"
  
  #ifdef __cplusplus
  extern "C"{
  #endif
  
  #ifndef cbi
  #define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
  #endif
  #ifndef sbi
  #define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
  #endif
  
  #define EXTERNAL_INT_0 0
  #define EXTERNAL_INT_1 1
  #define EXTERNAL_INT_2 2
  #define EXTERNAL_INT_3 3
  #define EXTERNAL_INT_4 4
  #define EXTERNAL_INT_5 5
  #define EXTERNAL_INT_6 6
  #define EXTERNAL_INT_7 7
  
  #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
  #define EXTERNAL_NUM_INTERRUPTS 8
  #elif defined(__AVR_ATmega1284__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega644__) || defined(__AVR_ATmega644A__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__)
  #define EXTERNAL_NUM_INTERRUPTS 3
  #elif defined(__AVR_ATmega32U4__)
  #define EXTERNAL_NUM_INTERRUPTS 5
  #else
  #define EXTERNAL_NUM_INTERRUPTS 2
  #endif
  
  typedef void (*voidFuncPtr)(void);
  
  #ifdef __cplusplus
  } // extern "C"
  #endif
  
  #endif