From fcdf0394ed7601627d17e4262076c9e2dd4cfa59 Mon Sep 17 00:00:00 2001 From: gdisirio Date: Wed, 11 Apr 2018 08:21:02 +0000 Subject: Fixed bug #934. git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@11879 110e8d01-0319-4d1e-a829-52ad28d1bb01 --- os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'os/hal/ports/STM32/LLD/TIMv1') diff --git a/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c b/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c index a59105215..6bf31ebc0 100644 --- a/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c +++ b/os/hal/ports/STM32/LLD/TIMv1/hal_pwm_lld.c @@ -771,8 +771,8 @@ void pwm_lld_enable_periodic_notification(PWMDriver *pwmp) { /* If the IRQ is not already enabled care must be taken to clear it, it is probably already pending because the timer is running.*/ if ((dier & STM32_TIM_DIER_UIE) == 0) { + pwmp->tim->SR = ~STM32_TIM_SR_UIF; pwmp->tim->DIER = dier | STM32_TIM_DIER_UIE; - pwmp->tim->SR &= STM32_TIM_SR_UIF; } } @@ -813,8 +813,8 @@ void pwm_lld_enable_channel_notification(PWMDriver *pwmp, /* If the IRQ is not already enabled care must be taken to clear it, it is probably already pending because the timer is running.*/ if ((dier & (2 << channel)) == 0) { - pwmp->tim->DIER = dier | (2 << channel); pwmp->tim->SR = ~(2 << channel); + pwmp->tim->DIER = dier | (2 << channel); } } -- cgit v1.2.3