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indicator.c
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indicator.c
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/*
* indicator.c Copyright (C) 2015 Ron Pedde <ron@pedde.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <avr/io.h>
#include <util/delay.h>
#include "util.h"
#include "hardware.h"
void indicator_init(void) {
/* set the indicator pin to output */
SETBIT(INDICATOR_DDR, INDICATOR_PIN);
SETBIT(INDICATOR_PORT, INDICATOR_PIN);
}
void indicator_sleep(void) {
/* turn off the indicator pin */
CLEARBIT(INDICATOR_PORT, INDICATOR_PIN);
}
void indicator_wake(void) {
/* turn on the indictator pin */
SETBIT(INDICATOR_PORT, INDICATOR_PIN);
#if INDICATOR_DELAY > 0
_delay_ms(INDICATOR_DELAY);
#endif
}