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/* AT91SAM7 Trigger output routines for OpenPCD / OpenPICC
* (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <lib_AT91SAM7.h>
#include <os/trigger.h>
#include "../openpcd.h"
void trigger_init(void)
{
AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
}
void trigger_pulse(void)
{
volatile int i;
AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
for (i=0; i < 0xff; i++)
{ }
AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
}
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