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jeremybenn |
/* param.h - Board specific parameters
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Copyright (C) 2000 Free Software Foundation, Inc.
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Written by Stephane Carrez (stcarrez@worldnet.fr)
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This file is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file with other programs, and to distribute
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those programs without any restriction coming from the use of this
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file. (The General Public License restrictions do apply in other
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respects; for example, they cover modification of the file, and
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distribution when not linked into another program.)
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This file is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _M68HC11_PARAM_H
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#define _M68HC11_PARAM_H
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/**@name M68HC12 Board Parameters.
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This section contains several '#define' to give configuration
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characteristics of the target board. */
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/*@{*/
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/** CPU Clock frequency.
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Define the frequency of the oscillator plugged on the processor.
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The value is in hertz. */
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#ifndef M6811_CPU_CLOCK
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# define M6811_CPU_CLOCK (16e6L)
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#endif
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/** CPU E clock.
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The E clock frequency. This frequency is used as the
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basis for timer computation. The value is in hertz. */
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#ifndef M6811_CPU_E_CLOCK
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# define M6811_CPU_E_CLOCK (24e6L)
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#endif
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#ifndef M6812_REFCLOCK
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# define M6812_REFCLOCK M6811_CPU_CLOCK
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#endif
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#ifndef M6812_REFDVVAL
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# define M6812_REFDVVAL (M6811_CPU_CLOCK / M6812_REFCLOCK) - 1
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#endif
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#ifndef M6812_SYNRVAL
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#define M6812_SYNRVAL (M6811_CPU_E_CLOCK / M6812_REFCLOCK) - 1
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#endif
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/** SIO default baud rate.
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Defines the default baud rate of the SIO. This value
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is used to configure the BAUD register.
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*/
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#ifndef M6811_DEF_BAUD
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# define M6811_DEF_BAUD (unsigned short)(M6811_CPU_E_CLOCK / 16 / 9600)
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#endif
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/** Use the COP.
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Define this if you are using the COP timer.
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This activate the COP reset while polling and writing on
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the serial line. */
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#ifndef M6811_USE_COP
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# define M6811_USE_COP 0
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#endif
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/** Timer prescaler value. */
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#ifndef M6811_DEF_TPR
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# define M6811_DEF_TPR 0
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#endif
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#ifndef M6811_DEF_RTR
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# define M6811_DEF_RTR 0
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#endif
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/** SCI default port. */
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#ifndef M6812_DEF_SCI
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# define M6812_DEF_SCI 0
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#endif
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/*@}*/
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#endif
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