diff options
Diffstat (limited to 'os/hal/platforms/STM32F4xx/hal_lld.c')
-rw-r--r-- | os/hal/platforms/STM32F4xx/hal_lld.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32F4xx/hal_lld.c b/os/hal/platforms/STM32F4xx/hal_lld.c index 38d46177e..d9bf8374e 100644 --- a/os/hal/platforms/STM32F4xx/hal_lld.c +++ b/os/hal/platforms/STM32F4xx/hal_lld.c @@ -71,6 +71,9 @@ void hal_lld_init(void) { SysTick_CTRL_ENABLE_Msk |
SysTick_CTRL_TICKINT_Msk;
+ /* DWT cycle counter enable.*/
+ DWT_CTRL |= DWT_CTRL_CYCCNTENA;
+
#if STM32_PVD_ENABLE
/* Programmable voltage detector initialization */
PWR->CR |= PWR_CR_PVDE | (STM32_PLS & STM32_PLS_MASK);
|