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cpu/stm32_common: fix month encoding in RTC driver

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This commit is contained in:
Vincent Dupont 2019-04-01 16:50:56 +02:00
parent 299a1903e6
commit 38b9ed1cac
1 changed files with 2 additions and 2 deletions
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4
cpu/stm32_common/periph/rtc.c
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@ -241,7 +241,7 @@ int rtc_set_time(struct tm *time)
{
rtc_unlock();
RTC->DR = (val2bcd((time->tm_year % 100), RTC_DR_YU_Pos, DR_Y_MASK) |
val2bcd(time->tm_mon, RTC_DR_MU_Pos, DR_M_MASK) |
val2bcd(time->tm_mon + 1, RTC_DR_MU_Pos, DR_M_MASK) |
val2bcd(time->tm_mday, RTC_DR_DU_Pos, DR_D_MASK));
RTC->TR = (val2bcd(time->tm_hour, RTC_TR_HU_Pos, TR_H_MASK) |
val2bcd(time->tm_min, RTC_TR_MNU_Pos, TR_M_MASK) |
@ -258,7 +258,7 @@ int rtc_get_time(struct tm *time)
uint32_t tr = RTC->TR;
uint32_t dr = RTC->DR;
time->tm_year = bcd2val(dr, RTC_DR_YU_Pos, DR_Y_MASK) + YEAR_OFFSET;
time->tm_mon = bcd2val(dr, RTC_DR_MU_Pos, DR_M_MASK);
time->tm_mon = bcd2val(dr, RTC_DR_MU_Pos, DR_M_MASK) - 1;
time->tm_mday = bcd2val(dr, RTC_DR_DU_Pos, DR_D_MASK);
time->tm_hour = bcd2val(tr, RTC_TR_HU_Pos, TR_H_MASK);
time->tm_min = bcd2val(tr, RTC_TR_MNU_Pos, TR_M_MASK);