void NVIC_Configuration(void){ NVIC_InitTypeDef NVIC_InitStructure;&...
EXTI_Peripheral_Initializes(&EXTI_InitStructure); /* Set key input interrupt priority */ NVIC_InitStructure.NVIC_IRQChannel = KEY_INPUT_IRQn; NVIC_InitStructure.NVIC_IRQChannelSubPriority = NVIC_SUB_PRIORITY_1; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Initializes(&NVIC_InitStructure); } ...
EXTI_InitStruct中指定的参数初始化外设EXTI寄存器NVIC_InitStructure.NVIC_IRQChannel =EXTI15_10_IRQn;//使能按键WK_UP所在的外部中断通道 小芽糖2020-05-15 12:24:16 UBEMX怎么会生成带有错误符号C的EXTIIRQ处理程序呢 处理程序,CUBE 生成这样的代码...voidEXTI15_10_IRQHandler(void){ /* USER CODE BEGINEXTI...
* @retval 无 */voidEXTI_Key_Config(void){GPIO_InitTypeDef GPIO_InitStructure;EXTI_InitTypeDef EXTI_InitStructure;/*开启按键GPIO口的时钟*/RCC_APB2PeriphClockCmd(KEY1_INT_GPIO_CLK,ENABLE);/* 配置 NVIC 中断*/NVIC_Configuration();/*---KEY1配置---*//* 选择按键用到的GPIO */GPIO_InitStructure...
voidEXTI_Key_Config(void){GPIO_InitTypeDef GPIO_InitStructure;/*开启按键GPIO口的时钟*/KEY1_INT_GPIO_CLK_ENABLE();KEY2_INT_GPIO_CLK_ENABLE();/* 选择按键1的引脚 */GPIO_InitStructure.Pin=KEY1_INT_GPIO_PIN;/* 设置引脚为输入模式 */GPIO_InitStructure.Mode=GPIO_MODE_IT_RISING;/* 设置引脚不...
NVIC_Init(&NVIC_InitStructure); } 中断程序 这里的功能是当按键触发后切换led的状态 //外部中断2服务程序 voidEXTI0_IRQHandler(void) { Delay(100);//消抖 if(GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_0)==1)//检测按键 { if(GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_12)==1)//检测led灯的状态,进行切换 ...
EXTI_InitTypeDef EXTI_InitStructure; GPIO_InitTypeDef GPIO_InitStructure; NVIC_InitTypeDef NVIC_InitStructure; /* Enable GPIOA clock */ RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE); /* Enable SYSCFG clock */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE); ...
17、uration(void)NVIC_InitTypeDef NVIC_InitStructure;/* Configure one bit for preemption priority */ NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);/* config the interrupt source:EXTI1 */NVIC_InitStructure.NVIC_IRQChannel = EXTI1_IRQn;NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;NVIC_InitSt...
voidEXTI_Key_Config(void){GPIO_InitTypeDef GPIO_InitStructure;/*开启按键GPIO口的时钟*/KEY1_INT_GPIO_CLK_ENABLE();KEY2_INT_GPIO_CLK_ENABLE();/* 选择按键1的引脚 */GPIO_InitStructure.Pin=KEY1_INT_GPIO_PIN;/* 设置引脚为输入模式 */GPIO_InitStructure.Mode=GPIO_MODE_IT_RISING;/* 设置引脚不...