stm32 按键中断

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开启对应NVIC中断

对应中断代码

void EXTI15_10_IRQHandler(void)
{
  /* USER CODE BEGIN EXTI15_10_IRQn 0 */
	if(__HAL_GPIO_EXTI_GET_FLAG(GPIO_PIN_10))
	{
		if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_10) == GPIO_PIN_RESET)
			{
				//你的逻辑函数
				Count+=5;
				if(Count>=100)
					Count=100;
			}
	}
  /* USER CODE END EXTI15_10_IRQn 0 */
  HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_10);
  /* USER CODE BEGIN EXTI15_10_IRQn 1 */

  /* USER CODE END EXTI15_10_IRQn 1 */
}