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| author | QMK Bot <hello@qmk.fm> | 2021-08-02 04:28:52 +0000 |
|---|---|---|
| committer | QMK Bot <hello@qmk.fm> | 2021-08-02 04:28:52 +0000 |
| commit | 83bd56e68c6d1d7765b0577439b3fbda43d5e234 (patch) | |
| tree | 1d49a83c05472bd4032473c390472659ff5eec1a /tmk_core/common/chibios | |
| parent | ee3c138385a2644b162807ef05261936858a7e25 (diff) | |
| parent | 720c676403660eacb880528f04a5c1d328b84650 (diff) | |
Merge remote-tracking branch 'origin/master' into develop
Diffstat (limited to 'tmk_core/common/chibios')
| -rw-r--r-- | tmk_core/common/chibios/flash_stm32.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/tmk_core/common/chibios/flash_stm32.c b/tmk_core/common/chibios/flash_stm32.c index e8b3dc4bc9..66f2b13768 100644 --- a/tmk_core/common/chibios/flash_stm32.c +++ b/tmk_core/common/chibios/flash_stm32.c @@ -161,9 +161,11 @@ FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data) { * @retval None */ void FLASH_Unlock(void) { - /* Authorize the FPEC Access */ - FLASH->KEYR = FLASH_KEY1; - FLASH->KEYR = FLASH_KEY2; + if (FLASH->CR & FLASH_CR_LOCK) { + /* Authorize the FPEC Access */ + FLASH->KEYR = FLASH_KEY1; + FLASH->KEYR = FLASH_KEY2; + } } /** |