STM32F7xx外设驱动1-led（寄存器）

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//源文件 void LedPhyConfig() {   RCC->AHB1ENR |= (1<<1);    //使能GPIOB   //LD1   GPIOB->MODER |=  (1<<0*2);  //输出模式   GPIOB->OTYPER &= ~(1<<0);   //推挽   GPIOB->OSPEEDR |= (1<<0*2);  //High speed   //LD2   GPIOB->MODER |=  (1<<7*2);  //输出模式   GPIOB->OTYPER &= ~(1<<7);   //推挽   GPIOB->OSPEEDR |= (1<<7*2);  //High speed   //LD3   GPIOB->MODER |=  (1<<14*2);  //输出模式   GPIOB->OTYPER &= ~(1<<14);   //推挽   GPIOB->OSPEEDR |= (1<<14*2);  //High speed   LD1_OFF;LD2_OFF;LD3_OFF; }   //头文件 /***************************** LED*************************************/ #define  LD1_ON   (GPIOB->ODR |= (1<<0)) #define  LD1_OFF  (GPIOB->ODR &= ~(1<<0)) #define  LD1_TURN (GPIOB->IDR &(1<<0)?LD1_OFF:LD1_ON)   #define  LD2_ON   (GPIOB->ODR |= (1<<7)) #define  LD2_OFF  (GPIOB->ODR &= ~(1<<7)) #define  LD2_TURN (GPIOB->IDR &(1<<7)?LD2_OFF:LD2_ON)   #define  LD3_ON   (GPIOB->ODR |= (1<<14)) #define  LD3_OFF  (GPIOB->ODR &= ~(1<<14)) #define  LD3_TURN (GPIOB->IDR &(1<<14)?LD3_OFF:LD3_ON)   void LedPhyConfig(void); /**********************************************************************/