#include "stm32f4xx.h" #define Key_Port GPIOA #define Key_Pin GPIO_Pin_0 #define KEY_GPIO_RCC RCC_AHB1Periph_GPIOA void Key_Init(void); #define LED1 GPIO_Pin_12 #define LED_PORT GPIOD #define LED_GPIO_RCC RCC_AHB1Periph_GPIOD void LED_Init(void); void usDelay(unsigned long msTime); void Set_Reset_LED1(unsigned long Delay);