diff options
| -rw-r--r-- | chip/stm32/system.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/chip/stm32/system.c b/chip/stm32/system.c index ceb19089ed..396fcac964 100644 --- a/chip/stm32/system.c +++ b/chip/stm32/system.c @@ -388,9 +388,9 @@ void system_reset(int flags) STM32_FLASH_CR |= FLASH_CR_OBL_LAUNCH; #else /* Ask the watchdog to trigger a hard reboot */ - STM32_IWDG_KR = 0x5555; + STM32_IWDG_KR = STM32_IWDG_KR_UNLOCK; STM32_IWDG_RLR = 0x1; - STM32_IWDG_KR = 0xcccc; + STM32_IWDG_KR = STM32_IWDG_KR_RELOAD; #endif /* wait for the chip to reboot */ while (1) |