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);
/**********************************************************************/
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