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【修改】添加注释及模块化程序

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This commit is contained in:
tyustli 2020-05-15 12:53:36 +08:00
parent a7c293fac0
commit 55edb9642a
1 changed files with 14 additions and 12 deletions
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26
bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
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@ -87,7 +87,9 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)
LOG_D("set rtc time.");
HAL_RTCEx_BKUPWrite(&RTC_Handler, RTC_BKP_DR1, BKUP_REG_DATA);
#ifdef SOC_SERIES_STM32F1
/* F1 series does't save year/month/date datas. so keep those datas to bkp reg */
HAL_RTCEx_BKUPWrite(&RTC_Handler, RTC_BKP_DR2, RTC_DateStruct.Year);
HAL_RTCEx_BKUPWrite(&RTC_Handler, RTC_BKP_DR3, RTC_DateStruct.Month);
HAL_RTCEx_BKUPWrite(&RTC_Handler, RTC_BKP_DR4, RTC_DateStruct.Date);
@ -120,13 +122,22 @@ static void rt_rtc_init(void)
#ifdef SOC_SERIES_STM32F1
/* update RTC_BKP_DRx*/
static void rt_rtc_bkp_update(void)
static void rt_rtc_f1_bkp_update(void)
{
RTC_DateTypeDef RTC_DateStruct = {0};
HAL_PWR_EnableBkUpAccess();
__HAL_RCC_BKP_CLK_ENABLE();
RTC_DateStruct.Year = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR2);
RTC_DateStruct.Month = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR3);
RTC_DateStruct.Date = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR4);
RTC_DateStruct.WeekDay = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR5);
if (HAL_RTC_SetDate(&RTC_Handler, &RTC_DateStruct, RTC_FORMAT_BIN) != HAL_OK)
{
Error_Handler();
}
HAL_RTC_GetDate(&RTC_Handler, &RTC_DateStruct, RTC_FORMAT_BIN);
if (HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR4) != RTC_DateStruct.Date)
{
@ -201,17 +212,8 @@ static rt_err_t rt_rtc_config(struct rt_device *dev)
#ifdef SOC_SERIES_STM32F1
else
{
RTC_DateTypeDef RTC_DateStruct = {0};
RTC_DateStruct.Year = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR2);
RTC_DateStruct.Month = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR3);
RTC_DateStruct.Date = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR4);
RTC_DateStruct.WeekDay = HAL_RTCEx_BKUPRead(&RTC_Handler, RTC_BKP_DR5);
if (HAL_RTC_SetDate(&RTC_Handler, &RTC_DateStruct, RTC_FORMAT_BIN) != HAL_OK)
{
Error_Handler();
}
rt_rtc_bkp_update();
/* F1 series need update by bkp reg datas */
rt_rtc_f1_bkp_update();
}
#endif