sdcc/device/include/mcs51/at89x051.h

   1 /*-------------------------------------------------------------------------
   2    at89x051.h - Register Declarations for Atmel AT89C1051, AT89C2051 and AT89C4051 Processors
   3    based on 8051.h (8051.h must be in mcs51 subdirectory)
   4    KEIL C compatible definitions are included
   5
   6    Copyright (C) 2000, Bela Torok / bela.torok@kssg.ch
   7
   8    This library is free software; you can redistribute it and/or modify it
   9    under the terms of the GNU General Public License as published by the
  10    Free Software Foundation; either version 2, or (at your option) any
  11    later version.
  12
  13    This library is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this library; see the file COPYING. If not, write to the
  20    Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
  21    MA 02110-1301, USA.
  22
  23    As a special exception, if you link this library with other files,
  24    some of which are compiled with SDCC, to produce an executable,
  25    this library does not by itself cause the resulting executable to
  26    be covered by the GNU General Public License. This exception does
  27    not however invalidate any other reasons why the executable file
  28    might be covered by the GNU General Public License.
  29 -------------------------------------------------------------------------*/
  30
  31 #ifndef AT89Cx051_H
  32 #define AT89Cx051_H
  33
  34 #include <8051.h>               /* load definitions for the 8051 core */
  35
  36 #ifdef REG8051_H
  37 #undef REG8051_H
  38 #endif
  39
  40 /* remove non existing registers */
  41
  42 #ifdef P0                               /* P0 is defined in <8051.h> */
  43 #undef P0                               /* AT89Cx051 has no P0 */
  44 #undef P0_0                             /* undefine bit addressable registers in P0 */
  45 #undef P0_1
  46 #undef P0_2
  47 #undef P0_3
  48 #undef P0_4
  49 #undef P0_5
  50 #undef P0_6
  51 #undef P0_7
  52 #endif
  53
  54 #ifdef P2                               /* P2 is defined in <8051.h> */
  55 #undef P2                               /* AT89Cx051 has no P2 */
  56 #undef P2_0                             /* undefine bit addressable registers in P2 */
  57 #undef P2_1
  58 #undef P2_2
  59 #undef P2_3
  60 #undef P2_4
  61 #undef P2_5
  62 #undef P2_6
  63 #undef P2_7
  64 #endif
  65
  66 #endif
  67