105 lines
2.0 KiB
C
105 lines
2.0 KiB
C
/*
|
|
* alarm.c
|
|
*
|
|
* Created on: Jun 2, 2017
|
|
* Author: wn
|
|
*/
|
|
|
|
|
|
#include "stm32f1xx_hal.h"
|
|
#include <PontCoopScheduler.h>
|
|
#include "alarm.h"
|
|
|
|
|
|
extern TIM_HandleTypeDef htim1;
|
|
|
|
|
|
typedef struct {
|
|
uint16_t f;
|
|
uint8_t inUse;
|
|
} tBuzzerHandle;
|
|
|
|
tBuzzerHandle buzzerHandle;
|
|
|
|
|
|
static void startBuzzer(uint16_t f) {
|
|
HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
|
|
__HAL_TIM_SET_COUNTER(&htim1, 0);
|
|
__HAL_TIM_SET_AUTORELOAD(&htim1, f);
|
|
HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
|
|
}
|
|
|
|
static void stopBuzzer() {
|
|
HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
|
|
}
|
|
|
|
|
|
|
|
void buzzerTest(void *handle) {
|
|
static enum {BUZZER_OFF, BUZZER_LOW, BUZZER_HIGH} state = BUZZER_OFF;
|
|
|
|
switch (state) {
|
|
case BUZZER_OFF:
|
|
HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
|
|
state = BUZZER_LOW;
|
|
break;
|
|
case BUZZER_LOW:
|
|
HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
|
|
__HAL_TIM_SET_COUNTER(&htim1, 0);
|
|
__HAL_TIM_SET_AUTORELOAD(&htim1, 2000);
|
|
HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
|
|
state = BUZZER_HIGH;
|
|
break;
|
|
case BUZZER_HIGH:
|
|
HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
|
|
__HAL_TIM_SET_COUNTER(&htim1, 0);
|
|
__HAL_TIM_SET_AUTORELOAD(&htim1, 1000);
|
|
HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
|
|
state = BUZZER_OFF;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void stopBuzzing(void *handle) {
|
|
stopBuzzer();
|
|
}
|
|
|
|
void buzz(void *handle) {
|
|
tBuzzerHandle *lBuzzerHandle = (tBuzzerHandle*) handle;
|
|
startBuzzer(lBuzzerHandle->f);
|
|
schAdd(stopBuzzing, NULL, 50, 0);
|
|
}
|
|
|
|
void alarmInit() {
|
|
// schAdd(buzzerTest, NULL, 0, 5000);
|
|
}
|
|
|
|
|
|
void blink(void *handle) {
|
|
HAL_GPIO_TogglePin(LED_GPIO_Port, LED_Pin);
|
|
}
|
|
|
|
|
|
|
|
void enableAlarm(tAlarmType alarmType) {
|
|
schAdd(blink, NULL, 0, 100);
|
|
|
|
uint16_t f;
|
|
if (alarmType == TIME_ALARM) {
|
|
buzzerHandle.f = 1000;
|
|
} else {
|
|
buzzerHandle.f = 4000;
|
|
}
|
|
if (buzzerHandle.inUse == 0) {
|
|
buzzerHandle.inUse = 1;
|
|
schAdd(buzz, &buzzerHandle, 0, 30000);
|
|
}
|
|
}
|
|
|
|
void disableAlarm() {
|
|
schDel(blink, NULL);
|
|
HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, RESET);
|
|
schDel(buzz, &buzzerHandle);
|
|
buzzerHandle.inUse = 0;
|
|
}
|