161 lines
3.3 KiB
C
161 lines
3.3 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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RTCDateTime timespec;
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RTCAlarm alarmspec;
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#define TEST_ALARM_WAKEUP FALSE
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#if TEST_ALARM_WAKEUP
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/*
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* Running indicator thread.
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*/
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static THD_WORKING_AREA(blinkWA, 128);
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static THD_FUNCTION(blink_thd, arg) {
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(void)arg;
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while (TRUE) {
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chThdSleepMilliseconds(100);
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palTogglePad(GPIOC, GPIOC_LED);
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}
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return 0;
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}
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/*
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*
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*/
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int main(void) {
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uint32_t tv_sec;
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halInit();
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chSysInit();
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chThdCreateStatic(blinkWA, sizeof(blinkWA), NORMALPRIO, blink_thd, NULL);
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/* compile ability test */
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rtcGetTime(&RTCD1, ×pec);
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/* set alarm in near future */
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rtcSTM32GetSecMsec(&RTCD1, &tv_sec, NULL);
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alarmspec.tv_sec = tv_sec + 20;
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rtcSetAlarm(&RTCD1, 0, &alarmspec);
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while (TRUE){
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chThdSleepSeconds(10);
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/* going to anabiosis*/
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chSysLock();
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PWR->CR |= PWR_CR_CWUF | PWR_CR_CSBF;
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PWR->CR |= PWR_CR_PDDS | PWR_CR_LPDS;
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SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
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__WFI();
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}
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return 0;
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}
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#else /* TEST_ALARM_WAKEUP */
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/*
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* Test alarm period.
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*/
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#define RTC_ALARMPERIOD 10
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binary_semaphore_t alarm_sem;
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/*
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* Alarm callback.
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*/
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static void my_cb(RTCDriver *rtcp, rtcevent_t event) {
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(void)rtcp;
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switch (event) {
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case RTC_EVENT_OVERFLOW:
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palTogglePad(GPIOC, GPIOC_LED);
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break;
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case RTC_EVENT_SECOND:
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//palTogglePad(GPIOC, GPIOC_LED);
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break;
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case RTC_EVENT_ALARM:
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palTogglePad(GPIOC, GPIOC_LED);
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osalSysLockFromISR();
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chBSemSignalI(&alarm_sem);
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osalSysUnlockFromISR();
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break;
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}
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}
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static time_measurement_t sett, gett;
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int main(void) {
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msg_t status = MSG_TIMEOUT;
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uint32_t tv_sec;
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halInit();
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chSysInit();
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chBSemObjectInit(&alarm_sem, TRUE);
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chTMObjectInit(&sett);
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chTMObjectInit(&gett);
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/* compile ability test */
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chTMStartMeasurementX(&gett);
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rtcGetTime(&RTCD1, ×pec);
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chTMStopMeasurementX(&gett);
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rtcSTM32SetSec(&RTCD1, 1414845464);
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osalThreadSleepMilliseconds(10);
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rtcGetTime(&RTCD1, ×pec);
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timespec.month -= 1;
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chTMStartMeasurementX(&sett);
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rtcSetTime(&RTCD1, ×pec);
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chTMStopMeasurementX(&sett);
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osalThreadSleepMilliseconds(10);
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rtcGetTime(&RTCD1, ×pec);
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rtcSTM32GetSecMsec(&RTCD1, &tv_sec, NULL);
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alarmspec.tv_sec = tv_sec + RTC_ALARMPERIOD;
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rtcSetAlarm(&RTCD1, 0, &alarmspec);
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rtcSetCallback(&RTCD1, my_cb);
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while (TRUE){
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/* Wait until alarm callback signaled semaphore.*/
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status = chBSemWaitTimeout(&alarm_sem, S2ST(RTC_ALARMPERIOD + 5));
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if (status == MSG_TIMEOUT){
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osalSysHalt("time is out");
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}
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else{
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rtcSTM32GetSecMsec(&RTCD1, &tv_sec, NULL);
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alarmspec.tv_sec = tv_sec + RTC_ALARMPERIOD;
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rtcSetAlarm(&RTCD1, 0, &alarmspec);
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}
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}
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return 0;
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}
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#endif /* TEST_ALARM_WAKEUP */
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