why led blink when any clock source not selected?
Posted on October 19, 2017 at 10:42hi,on this code:&sharpinclude 'stm32f10x.h'&sharpinclude 'delay.h'int main(){ SystemInit (); RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA , ENABLE); GPIO_InitTypeDef gpio; gpio.GPIO_Pin = GPIO_Pin_0; ...