diff options
Diffstat (limited to 'os/hal/platforms/STM32F4xx')
| -rw-r--r-- | os/hal/platforms/STM32F4xx/hal_lld.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32F4xx/hal_lld.c b/os/hal/platforms/STM32F4xx/hal_lld.c index d26059d70..00c560f08 100644 --- a/os/hal/platforms/STM32F4xx/hal_lld.c +++ b/os/hal/platforms/STM32F4xx/hal_lld.c @@ -54,6 +54,7 @@ static void hal_lld_backup_domain_init(void) { if ((RCC->BDCR & RCC_BDCR_LSEON) == 0) {
/* Backup domain reset.*/
RCC->BDCR = RCC_BDCR_BDRST;
+ RCC->BDCR = 0;
RCC->BDCR = RCC_BDCR_LSEON;
while ((RCC->BDCR & RCC_BDCR_LSERDY) == 0)
; /* Waits until LSE is stable. */
|