diff options
| -rw-r--r-- | stmhal/rtc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/stmhal/rtc.c b/stmhal/rtc.c index 1d349a6e90..be6aec2e0e 100644 --- a/stmhal/rtc.c +++ b/stmhal/rtc.c @@ -181,7 +181,11 @@ void rtc_init(void) { // if LTE enabled & ready --> no need to (re-)init RTC if ((RCC->BDCR & (RCC_BDCR_LSEON | RCC_BDCR_LSERDY)) == (RCC_BDCR_LSEON | RCC_BDCR_LSERDY)) { // remove Backup Domain write protection + #if defined(MCU_SERIES_F7) + PWR->CR1 |= PWR_CR1_DBP; + #else PWR->CR |= PWR_CR_DBP; + #endif // Clear source Reset Flag __HAL_RCC_CLEAR_RESET_FLAGS(); // provide some status information |