STM32F4 External button not working !
Posted on July 20, 2015 at 23:30I'm trying to interface a push button to my stm32F4 discovery via PA1 , this is the code I got : void EXTI1_IRQHandler(void) { if(EXTI_GetITStatus(EXTI_Line1) != RESET) { EXTI_ClearITPendingBit(EXTI_Line1); ...