101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
|
|
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
|
|
2011 Giovanni Di Sirio.
|
|
|
|
This file is part of ChibiOS/RT.
|
|
|
|
ChibiOS/RT 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.
|
|
|
|
ChibiOS/RT 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 "ch.h"
|
|
#include "hal.h"
|
|
|
|
RTCTime timespec;
|
|
RTCAlarm alarmspec;
|
|
|
|
#define TEST_ALARM_WAKEUP FALSE
|
|
|
|
#if TEST_ALARM_WAKEUP
|
|
|
|
/* sleep indicator thread */
|
|
static WORKING_AREA(blinkWA, 128);
|
|
static msg_t blink_thd(void *arg){
|
|
(void)arg;
|
|
while (TRUE) {
|
|
chThdSleepMilliseconds(100);
|
|
palTogglePad(IOPORT3, GPIOC_LED);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int main(void) {
|
|
halInit();
|
|
chSysInit();
|
|
|
|
chThdCreateStatic(blinkWA, sizeof(blinkWA), NORMALPRIO, blink_thd, NULL);
|
|
/* set alarm in near future */
|
|
rtcGetTime(×pec);
|
|
alarmspec.tv_sec = timespec.tv_sec + 60;
|
|
rtcSetAlarm(&alarmspec);
|
|
|
|
while (TRUE){
|
|
chThdSleepSeconds(10);
|
|
chSysLock();
|
|
|
|
/* going to anabiosis*/
|
|
PWR->CR |= (PWR_CR_PDDS | PWR_CR_LPDS | PWR_CR_CSBF | PWR_CR_CWUF);
|
|
SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
|
|
__WFI();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#else /* TEST_ALARM_WAKEUP */
|
|
|
|
static void my_cb(RTCDriver *rtcp, rtcevent_t event) {
|
|
|
|
(void)rtcp;
|
|
|
|
switch (event) {
|
|
case RTC_EVENT_OVERFLOW:
|
|
palTogglePad(GPIOC, GPIOC_LED);
|
|
break;
|
|
case RTC_EVENT_SECOND:
|
|
//palTogglePad(GPIOC, GPIOC_LED);
|
|
break;
|
|
case RTC_EVENT_ALARM:
|
|
palTogglePad(GPIOC, GPIOC_LED);
|
|
rtcGetTime(&RTCD1, ×pec);
|
|
alarmspec.tv_sec = timespec.tv_sec + 10;
|
|
rtcSetAlarm(&RTCD1, 0, &alarmspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
int main(void) {
|
|
halInit();
|
|
chSysInit();
|
|
|
|
rtcGetTime(&RTCD1, ×pec);
|
|
alarmspec.tv_sec = timespec.tv_sec + 10;
|
|
rtcSetAlarm(&RTCD1, 0, &alarmspec);
|
|
|
|
rtcSetCallback(&RTCD1, my_cb);
|
|
while (TRUE){
|
|
chThdSleepMilliseconds(500);
|
|
}
|
|
return 0;
|
|
}
|
|
#endif /* TEST_ALARM_WAKEUP */
|