Programujeme STM32 nízkopříkonové aplikace Ing. Vojtěch Skřivánek
RCCC->CR |= RCC_CR_HSION; while (!(RCC->CR & RCC_CR_HSIRDY));
RCC->APB1ENR |= RCC_APB1ENR_PWREN; PWR->CR = (3 << PWR_CR_VOS_Pos);
RCC->CR |= RCC_CR_HSIDIVEN;
RCC->CFGR |= RCC_CFGR_SW_HSI; while ((RCC->CFGR & RCC_CFGR_SWS) != RCC_CFGR_SWS_HSI);
RCC->CFGR = (RCC_CFGR_HPRE_DIV4)
RCC->CR &= ~RCC_CR_MSION;_CR1_RE); Za podpory firem
SIEMENS a 1