55a7a31ce3
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29768 a1c6a512-1295-4272-9138-f99709370657
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Alan Korr & Nick Robinson
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include "config.h"
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#include "cpu.h"
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#include "system.h"
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#include "serial.h"
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void serial_setup (void)
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{
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UCR0 = 0x30; /* Reset transmitter */
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UCSR0 = 0xdd; /* Timer mode */
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UCR0 = 0x10; /* Reset pointer */
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UMR0 = 0x13; /* No parity, 8 bits */
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UMR0 = 0x07; /* 1 stop bit */
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UCR0 = 0x04; /* Tx enable */
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}
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int tx_rdy(void)
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{
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if(USR0 & 0x04)
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return 1;
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else
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return 0;
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}
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int rx_rdy(void)
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{
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/* a dummy */
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return 0;
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}
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void tx_writec(unsigned char c)
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{
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UTB0 = c;
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}
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