Posted on May 17, 2011 at 15:10Oh, problem is solved! Thanks lowpowermcu!TIM1->EGR is set to 0x01 in TIM1_DeInit(), but then it is disabled in TIM1_OC1Init() for some reason. I set it by TIM1_GenerateEvent(TIM1_EVENTSOURCE_UPDATE) again and now Upda...