C++ NVIC_PriorityGroupConfig函数代码示例

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本文整理汇总了C++中NVIC_PriorityGroupConfig函数的典型用法代码示例。如果您正苦于以下问题：C++ NVIC_PriorityGroupConfig函数的具体用法？C++ NVIC_PriorityGroupConfig怎么用？C++ NVIC_PriorityGroupConfig使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了NVIC_PriorityGroupConfig函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: i2cInit

void i2cInit(I2C_TypeDef *I2C)
{
    NVIC_InitTypeDef NVIC_InitStructure;
    GPIO_InitTypeDef GPIO_InitStructure;
    I2C_InitTypeDef I2C_InitStructure;

    // Init pins
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10 | GPIO_Pin_11;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
    GPIO_Init(GPIOB, &GPIO_InitStructure);

    I2Cx = I2C;

    // clock out stuff to make sure slaves arent stuck
    i2cUnstick();

    // Init I2C
    I2C_DeInit(I2Cx);
    I2C_StructInit(&I2C_InitStructure);

    I2C_ITConfig(I2Cx, I2C_IT_EVT | I2C_IT_ERR, DISABLE);       //Enable EVT and ERR interrupts - they are enabled by the first request
    I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
    I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
    I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
    I2C_InitStructure.I2C_ClockSpeed = 400000;
    I2C_Cmd(I2Cx, ENABLE);
    I2C_Init(I2Cx, &I2C_InitStructure);

    NVIC_PriorityGroupConfig(0x500);

    // I2C ER Interrupt
    NVIC_InitStructure.NVIC_IRQChannel = I2C2_ER_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

    // I2C EV Interrupt
    NVIC_InitStructure.NVIC_IRQChannel = I2C2_EV_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_Init(&NVIC_InitStructure);

}

开发者ID:kh4，项目名称:openLRSngRX32_test，代码行数:44，代码来源:drv_i2c.c

示例2: main

int main(void) {
	int i = 0;
	driver_stat.statusAdc = HALT_ADC;
	for(i =0;  i < 4;i++) {
		driver_stat.gain[i] = 0;
		driver_stat.rec_message[i] = 0;
	}
	driver_stat.is_overload = 0;
	driver_stat.enable_monitoring = 0;
	driver_stat.mut = 0;
	test_stat.statusTest = HALT_TEST;
	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_3);
		/* Setup SysTick Timer for 1 ms interrupts  */
	if (SysTick_Config(SystemCoreClock / 10))
  { 
    /* Capture error */ 
    while (1)	
    {}
  }
	initial_spi();
	initial_gpio();
	initial_adc();
	initial_i2c();
	initial_mco();
	pga2505_write();
	driver_stat.enable_monitoring = 1;
	while(1) 
	{
		if(test_stat.statusTest != HALT_TEST) {
			*spi3 = 100 + i;
			__DSB();
			*spi3 = 200 + i;
			*spi1 = 300 + i;
			__DSB();
			*spi1 = 400 + i;
			i++;
			if( i > 100)
				i = 0;
			if(test_stat.statusTest == DURING_STOP_TEST)
				test_stat.statusTest = HALT_TEST;
			Delay(2);
		}
	}
}

开发者ID:korrav，项目名称:analog_stm32f3，代码行数:44，代码来源:main.c

示例3: LEDMatrix_Init

void LEDMatrix_Init(void) { //
	//Timer NVIC Configs
	NVIC_InitTypeDef NVIC_InitStructure;
	TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
	GPIO_InitTypeDef GPIO_InitStructure;
	
	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
	NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	
	//Timer configs
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2 , ENABLE);
	TIM_DeInit(TIM2);
	TIM_TimeBaseStructure.TIM_Period=12;
	TIM_TimeBaseStructure.TIM_Prescaler=9000;
	TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up;
	TIM_TimeBaseStructure.TIM_ClockDivision=TIM_CKD_DIV1;
	TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
	TIM_ClearFlag(TIM2,TIM_FLAG_Update);
	TIM_ITConfig(TIM2,TIM_IT_Update,ENABLE);
	TIM_Cmd(TIM2,ENABLE);
	
	//GPIO Configs, there's 2 sets of GPIO that needs to config. One for "common" pins (line) for multiplex. The other set is for the output
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); /*使能LED灯使用的GPIO时钟*/
	GPIO_InitStructure.GPIO_Pin   = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; 
  GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_Init(GPIOB, &GPIO_InitStructure);
	
	//GPIO config for output, aka columns
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE); /*使能LED灯使用的GPIO时钟*/
	GPIO_InitStructure.GPIO_Pin   = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7; 
  GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_Init(GPIOC, &GPIO_InitStructure);

	GPIO_SetBits(GPIOB, GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15);
	GPIO_SetBits(GPIOC, GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7);


}

开发者ID:applefreak，项目名称:LED-Matrix-Project，代码行数:44，代码来源:LEDMatrix.c

示例4: NVIC_Configuration

/**
* @brief  Configures Vector Table base location.
* @param  None
* @retval None
*/
void NVIC_Configuration(void)
{
  /* Set the Vector Table base address at 0x08000000 */
  NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0000);  
  
  /* Configure and enable ADC interrupt */
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
  
  //adc
  NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =0;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);	 
  
  //freq
  NVIC_InitStructure.NVIC_IRQChannel = TIM5_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  
  //DI
  NVIC_InitStructure.NVIC_IRQChannel = SysTick_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);  

  //-------uart3
  NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);   
  
  NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel2_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure); 
  
  NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);  
}

开发者ID:003900107，项目名称:wpa900-V2-ai-V1.0，代码行数:49，代码来源:bsp.c

示例5: xMBPortTimersInit

/**
  * @brief  Timer Initialize
  * @param  None
  * @retval None
  */
BOOL
xMBPortTimersInit( USHORT usTimeOut50us )
{
    /* TIMx is used as Modbus timer */
    TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
    NVIC_InitTypeDef NVIC_InitStructure;

    uint16_t PrescalerValue = 0;

    RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIMx, ENABLE);
    
    /* Timer Config 
      SystemCoreClock / (PrescalerValue + 1) = 20KHz (50us)
      Timer Count Max = usTimeOut50us
    */

    /* Compute the prescaler value */
    PrescalerValue = (uint16_t) (SystemCoreClock / 20000) - 1; 
    /* Time base configuration */
    TIM_TimeBaseStructure.TIM_Period = (uint16_t) usTimeOut50us;
    TIM_TimeBaseStructure.TIM_Prescaler = PrescalerValue;
    TIM_TimeBaseStructure.TIM_ClockDivision = 0;
    TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
    TIM_TimeBaseInit(TIMx, &TIM_TimeBaseStructure);

    TIM_ARRPreloadConfig(TIMx, ENABLE);

    /**
      * @brief  Configure the nested vectored interrupt controller.
      * @param  None
      * @retval None
      */
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
    
    /* Enable the TIMx Interrupt */
    NVIC_InitStructure.NVIC_IRQChannel = TIMx_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
    
    vMBPortTimersDisable();
    return TRUE;
}

开发者ID:zpcaams，项目名称:osm，代码行数:49，代码来源:porttimer.c

示例6: RTCInit

void RTCInit(void) {
	NVIC_InitTypeDef NVIC_InitStructure;
	
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);  

	// Allow access to BKP Domain
	PWR_BackupAccessCmd(ENABLE);

	// Reset Backup Domain
	BKP_DeInit();

	// Enable the LSE OSC
	RCC_LSEConfig(RCC_LSE_ON);

	// Disable the LSI OSC
	RCC_LSICmd(DISABLE);

	// Select the RTC Clock Source
	RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);

	// Enable the RTC Clock
	RCC_RTCCLKCmd(ENABLE);

	// Wait for RTC registers synchronization
	RTC_WaitForSynchro();

	// Wait until last write operation on RTC registers has finished
	RTC_WaitForLastTask();

	// Enable the RTC overflow interrupt
	RTC_ITConfig(RTC_IT_SEC, ENABLE);

	//Set 32768 prescaler - for one second interupt
	RTC_SetPrescaler(0x7FFF);

	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);

	NVIC_InitStructure.NVIC_IRQChannel = RTC_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

}

开发者ID:cloned67，项目名称:STM32，代码行数:44，代码来源:rtc.c

示例7: NVIC_Configuration

/*******************************************************************************
* Function Name  : NVIC_Configuration
* Description    : Configures Vector Table base location.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void NVIC_Configuration(void)
{
  NVIC_InitTypeDef NVIC_InitStructure;

#ifdef  VECT_TAB_RAM  
  /* Set the Vector Table base location at 0x20000000 */ 
  NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);

#else  /* VECT_TAB_FLASH  */
  /* Configure one bit for preemption priority */
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);

  /* Enable the USART1 Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);

  /* Enable the USART2 Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  

  /* Enable the TIM2 global Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;  
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);

   /* Enable the TIM2 global Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;  
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  
  /* Set the Vector Table base location at 0x08000000 */ 
NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);   
  
#endif
}

开发者ID:KISSMonX，项目名称:W7200，代码行数:51，代码来源:main.c

示例8: __gsmInitHardware

/// Init the CPU on chip hardware for the GSM modem.
static void __gsmInitHardware(void)
{
    GPIO_InitTypeDef GPIO_InitStructure;
    NVIC_InitTypeDef NVIC_InitStructure;
    GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_10;  //uart3
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GPIOB, &GPIO_InitStructure);
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
    GPIO_Init(GPIOB, &GPIO_InitStructure);				   //GSM模块的串口
    __gsmDeassertResetPin();
    /*	GPIO_InitStructure.GPIO_Pin =  RESET_GPIO;
    	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    	GPIO_Init(RESET_GPIO_GROUP, &GPIO_InitStructure);*/				    //GSM模块的RTS和RESET
    GPIO_InitStructure.GPIO_Pin =  GSM_RESET_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GSM_RESET_GROUP, &GPIO_InitStructure);				    //GSM模块的RTS和RESET
    GPIO_InitStructure.GPIO_Pin =  GSM_STATUS_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
    GPIO_Init(GSM_STATUS_GROUP, &GPIO_InitStructure);				   //GSM模块的STATAS
    GPIO_ResetBits(GSM_POWER_GROUP, GSM_POWER_PIN);
    GPIO_InitStructure.GPIO_Pin =  GSM_POWER_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_Init(GSM_POWER_GROUP, &GPIO_InitStructure);				   //__gsmPowerSupplyOn,29302
    GPIO_InitStructure.GPIO_Pin =  GSM_RING_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GSM_RING_GROUP, &GPIO_InitStructure);				   //RING到来标志位
    RING_LED(OFF1);
    /*	GPIO_SetBits(GPIOD, GPIO_Pin_3);
    	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_3;
    	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
    	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    	GPIO_Init(GPIOD, &GPIO_InitStructure);	*/			   //判断TCP是否打开
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
    NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 14;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
}

开发者ID:masuchen，项目名称:chargingmachine，代码行数:45，代码来源:gsm.C

示例9: NVIC_Config

void NVIC_Config(void)
{
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);

    /*NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;*/
    /*NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;*/
    /*NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;*/
    /*NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;*/
    /*NVIC_Init(&NVIC_InitStructure);*/

    NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

    NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel6_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

    NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel7_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

    NVIC_InitStructure.NVIC_IRQChannel = I2C1_ER_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

    NVIC_InitStructure.NVIC_IRQChannel = I2C1_EV_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
}

开发者ID:skt041959，项目名称:stm32-template，代码行数:44，代码来源:main.c

示例10: main

int main()
{
    u8 i = 0;

    /* 设置NVIC中断分组2:2位抢占优先级，2位响应优先级 */
    NVIC_PriorityGroupConfig ( NVIC_PriorityGroup_2 );

    BSP_Delay_Init ( 72 );
    BSP_USART_Init ( 115200 );
    BSP_SERVO_Init ( 1000000 );

    while ( true )
    {

    }



}

开发者ID:liaoqinghai，项目名称:halfDulpexSerial，代码行数:19，代码来源:app.c

示例11: USART2_Config

/*
 * 函数名：USART2_Config
 * 描述  ：USART2 GPIO 配置,工作模式配置
 * 输入  ：无
 * 输出  : 无
 * 调用  ：外部调用
 */
void USART2_Config(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
	USART_InitTypeDef USART_InitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;

	/* config USART2 clock */
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);

	/* USART2 GPIO config */
   /* Configure USART2 Tx (PA.02) as alternate function push-pull */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_Init(GPIOA, &GPIO_InitStructure);
	    
  /* Configure USART2 Rx (PA.03) as input floating */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(GPIOA, &GPIO_InitStructure);
	  
	/* USART2 mode config */
	USART_InitStructure.USART_BaudRate = 115200;
	USART_InitStructure.USART_WordLength = USART_WordLength_8b;
	USART_InitStructure.USART_StopBits = USART_StopBits_1;
	USART_InitStructure.USART_Parity = USART_Parity_No ;
	USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
	USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
	USART_Init(USART2, &USART_InitStructure); 
	
	//Usart2 NVIC
	/* Configure one bit for preemption priority */
	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
  NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;	
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;			
	NVIC_Init(&NVIC_InitStructure);	
	
	USART_ITConfig(USART2,USART_IT_RXNE,ENABLE);
	USART_Cmd(USART2, ENABLE);
}

开发者ID:huang87975716，项目名称:Version3，代码行数:50，代码来源:usart.c

示例12: dma_nvic_init

void dma_nvic_init()
{
	
	 NVIC_InitTypeDef NVIC_InitStructure;
//	 /*DMA1 open*/
//	 RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);  
//	 // Enable the DMA1_CH5 Interrupt 
//	 NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel5_IRQn;
//	 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
//	 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
//	 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
//	 NVIC_Init(&NVIC_InitStructure);
//	 // Enable the DMA1_CH4 Interrupt 
//	 NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel4_IRQn;
//	 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
//	 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
//	 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
//	 NVIC_Init(&NVIC_InitStructure);
	/* Configure DMA controller to manage USART TX and RX DMA request ----------*/ 

	 RCC_AHB1PeriphClockCmd(USARTx_DMAx_CLK, ENABLE);
/* Configure two bits for preemption priority */
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
	NVIC_InitStructure.NVIC_IRQChannel = USARTx_DMA_RX_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
	
  NVIC_InitStructure.NVIC_IRQChannel = USARTx_DMA_TX_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  
	  /* Enable the USARTx Interrupt */
//  NVIC_InitStructure.NVIC_IRQChannel = USART6_IRQn;
//  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
//  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
//  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
//  NVIC_Init(&NVIC_InitStructure);
 
}

开发者ID:XHelaoshi，项目名称:USER，代码行数:43，代码来源:hal_uart_dma.c

示例13: ElmeterInit

void ElmeterInit(void)
{
    GPIO_InitTypeDef  GPIO_InitStructure;
    USART_InitTypeDef   USART_InitStructure;
    NVIC_InitTypeDef NVIC_InitStructure;

    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_AFIO, ENABLE);
    RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);

    GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_2;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GPIOA, &GPIO_InitStructure);

    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
    GPIO_Init(GPIOA, &GPIO_InitStructure);

    USART_InitStructure.USART_BaudRate = 2400;
    USART_InitStructure.USART_WordLength = USART_WordLength_9b;//USART_WordLength_8b
    USART_InitStructure.USART_StopBits = USART_StopBits_1;
    USART_InitStructure.USART_Parity = USART_Parity_Even;
    USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
    USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
    USART_Init(USART2, &USART_InitStructure);
    USART_ITConfig(USART2, USART_IT_RXNE, ENABLE);
    USART_Cmd(USART2, ENABLE);

    GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_0;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GPIOA, &GPIO_InitStructure);


    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
    NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
    dir_conf();

}

开发者ID:masuchen，项目名称:chargingmachine，代码行数:43，代码来源:meter.c

示例14: MyExtiNvicInit

/********************************************************************************
 * FunctionName: MyExtiNvicInit
 *
 * Description : 中断优先级初始化
 *
 * Parameters  : None
 *
 * Returns     : None
 *******************************************************************************/
void MyExtiNvicInit(void)
{
    NVIC_InitTypeDef    NVIC_InitStructure;
    //NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0); //设置中断优先级设置字节方式

    NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);
    NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);

     // USART1中断
    NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 4;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
     // USART2中断
    NVIC_InitStructure.NVIC_IRQChannel = USART2_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 6;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
    //外部中断 SI4432
    NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 5;//占优先级
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; //次优先级
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //通道中断使能
    NVIC_Init(&NVIC_InitStructure);       //初始化中断

         //Enable DMA Channel7 Interrupt
      NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel7_IRQn;
      NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
      NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
      NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
      NVIC_Init(&NVIC_InitStructure);

      /*Enable DMA Channel6 Interrupt */
      NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel6_IRQn;
      NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
      NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
      NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
      NVIC_Init(&NVIC_InitStructure);

}

开发者ID:huang87975716，项目名称:temp，代码行数:52，代码来源:STM32Init.c

示例15: SD_NVIC_Configuration

void SD_NVIC_Configuration(void)
{
  NVIC_InitTypeDef NVIC_InitStructure;

  /* Configure the NVIC Preemption Priority Bits */
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);

  NVIC_InitStructure.NVIC_IRQChannel = SDIO_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);

  // DMA2 STREAMx Interrupt ENABLE
  NVIC_InitStructure.NVIC_IRQChannel = SD_SDIO_DMA_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_Init(&NVIC_InitStructure);

}

开发者ID:jssmile，项目名称:Plotter，代码行数:19，代码来源:sdio_debug.c

示例16: BoardInitMcu

void BoardInitMcu( void )
{
    if( McuInitialized == false )
    {
        // We use IRQ priority group 4 for the entire project
        // When setting the IRQ, only the preemption priority is used
        NVIC_PriorityGroupConfig( NVIC_PriorityGroup_4 );

        // Disable Systick
        SysTick->CTRL  &= ~SysTick_CTRL_TICKINT_Msk;    // Systick IRQ off 
        SCB->ICSR |= SCB_ICSR_PENDSTCLR_Msk;            // Clear SysTick Exception pending flag

        I2cInit( &I2c, I2C_SCL, I2C_SDA );

        SpiInit( &SX1272.Spi, RADIO_MOSI, RADIO_MISO, RADIO_SCLK, NC );
        SX1272IoInit( );

#if defined( USE_DEBUG_PINS )
        GpioInit( &DbgPin1, J5_1, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
        GpioInit( &DbgPin2, J5_2, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
        GpioInit( &DbgPin3, J5_3, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
        GpioInit( &DbgPin4, J5_4, PIN_OUTPUT, PIN_PUSH_PULL, PIN_NO_PULL, 0 );
#endif
        BoardInitPeriph( );

#if( LOW_POWER_MODE_ENABLE )
        TimerSetLowPowerEnable( true );
#else
        TimerSetLowPowerEnable( false );
#endif
        BoardUnusedIoInit( );

        if( TimerGetLowPowerEnable( ) == true )
        {
            RtcInit( );
        }
        else
        {
            TimerHwInit( );
        }
        McuInitialized = true;
    }
}

开发者ID:hhd0918，项目名称:LoRaMac-node，代码行数:43，代码来源:board.c

示例17: NVIC_Configuration

void NVIC_Configuration(void)
{
	NVIC_InitTypeDef    NVIC_InitStructure; 					   //定义用于配置中断的结构体变量

/* #ifdef...#else...#endif结构的作用是根据预编译条件决定中断向量表起始地址*/   
#ifdef  VECT_TAB_RAM  
  		/* 中断向量表起始地址从 0x20000000 开始 */ 
 		NVIC_SetVectorTable(NVIC_VectTab_RAM , 0x0); 
#else 	/* VECT_TAB_FLASH */
  		/* 中断向量表起始地址从 0x80000000 开始 */ 
  		NVIC_SetVectorTable(NVIC_VectTab_FLASH , 0x0);   
#endif
	
	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);  //中断优先级分组  抢占式优先级别设置为2位；响应优先级占2位
	
	/* 开启 TIM3 中断, 0级先占优先级，0级后占优先级，系统控制周期 */	
	NVIC_InitStructure.NVIC_IRQChannel = TIM4_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);	
	
	/* 开启外部中断, 2级先占优先级，2级后占优先级，nRF信号接收中断 */
	NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQn; 
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	
	/* 开启外部中断, 0级先占优先级，0级后占优先级，6050数据接收中断 */
	NVIC_InitStructure.NVIC_IRQChannel = EXTI4_IRQn; 
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	
	//蓝牙的中断
	NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel6_IRQn; 
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
}

开发者ID:tqdong，项目名称:flyembedded，代码行数:43，代码来源:main.c

示例18: init

/*********************************************************************************
  *Function     : void init(void)
  *Description  : initiale
  *Input        : none
  *Output       : none
  *Return       : none
  *author       : lz
  *date         : 6-December-2014
  *Others       : none        
**********************************************************************************/ 
void init(void)
{
    //disable JTAG-DP,release pin 29(PB3),30(PB4),23(PA15)
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO , ENABLE);
    
#ifdef DFU_BUILD_ENABLE
    NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x5000); // lz
#endif

#ifdef SWD_JTAG_DISABLE
    /* Disable the Serial Wire JTAG Debug Port SWJ-DP */
    GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable, ENABLE);
#endif

    // Set Systick to 1ms interval, common to all SAM3 variants
    if (SysTick_Config(SystemCoreClock / 1000))
    {
        // Capture error
        while (true);
    }
    /* Configure the SysTick Handler Priority: Preemption priority and subpriority */
    NVIC_SetPriority(SysTick_IRQn, SYSTICK_IRQ_PRIORITY);	
    
    //digital pin  default output  low
    for (unsigned i = 0; i < FIRST_ANALOG_PIN+TOTAL_ANALOG_PINS; i++)
    {
        pinMode(i, OUTPUT);
        digitalWrite(i, LOW);
    }

    RTC_Configuration(); 

    DWT_Init();

#ifdef IWDG_RESET_ENABLE
    IWDG_Reset_Enable(3 * TIMING_IWDG_RELOAD);
#endif

    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
    TIM1_Configuration();
    TIM_Cmd(TIM1, DISABLE); //定时器关闭
    NVIC_DisableIRQ(TIM1_UP_IRQn);
}

开发者ID:HitszChen，项目名称:intorobot-firmware，代码行数:53，代码来源:variant.cpp

示例19: NVIC_Configuration

/**
  * @brief  Configures the nested vectored interrupt controller.
  * @param  None
  * @retval None
  */
void NVIC_Configuration(void)
{
  NVIC_InitTypeDef NVIC_InitStructure;

  /* Configure the NVIC Preemption Priority Bits */  
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
  
  /* Enable the USARTy Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = USARTy_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);

  /* Enable the USARTz Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = USARTz_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
}

开发者ID:WaelG，项目名称:Thinner-Client，代码行数:24，代码来源:main.c

示例20: USB_OTG_BSP_EnableInterrupt

/**
* @brief  USB_OTG_BSP_EnableInterrupt
*         Enabele USB Global interrupt
* @param  None
* @retval None
*/
void USB_OTG_BSP_EnableInterrupt(USB_OTG_CORE_HANDLE *pdev)
{
	NVIC_InitTypeDef NVIC_InitStructure;

	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
	NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

  /*NVIC_InitTypeDef NVIC_InitStructure;
  
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
  NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);*/
}

开发者ID:mcu786，项目名称:KFly_STM32F4，代码行数:25，代码来源:usb_bsp.c

注：本文中的NVIC_PriorityGroupConfig函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ NVIC_PriorityGroupConfig函数代码示例

示例1: i2cInit

示例2: main

示例3: LEDMatrix_Init

示例4: NVIC_Configuration

示例5: xMBPortTimersInit

示例6: RTCInit

示例7: NVIC_Configuration

示例8: __gsmInitHardware

示例9: NVIC_Config

示例10: main

示例11: USART2_Config

示例12: dma_nvic_init

示例13: ElmeterInit

示例14: MyExtiNvicInit

示例15: SD_NVIC_Configuration

示例16: BoardInitMcu

示例17: NVIC_Configuration

示例18: init

示例19: NVIC_Configuration

示例20: USB_OTG_BSP_EnableInterrupt

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