C++ NVIC_Init函数代码示例

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本文整理汇总了C++中NVIC_Init函数的典型用法代码示例。如果您正苦于以下问题：C++ NVIC_Init函数的具体用法？C++ NVIC_Init怎么用？C++ NVIC_Init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_Init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: CAN_Config

/**
  * @brief  Configures the CAN.
  * @param  None
  * @retval None
  */
static void CAN_Config(void)
{
  GPIO_InitTypeDef  GPIO_InitStructure;
  NVIC_InitTypeDef  NVIC_InitStructure;
  CAN_InitTypeDef        CAN_InitStructure;
  CAN_FilterInitTypeDef  CAN_FilterInitStructure;
    
  /* CAN GPIOs configuration **************************************************/

  /* Enable GPIO clock */
  RCC_AHBPeriphClockCmd(CAN_GPIO_CLK, ENABLE);

  /* Connect CAN pins to AF7 */
  GPIO_PinAFConfig(CAN_GPIO_PORT, CAN_RX_SOURCE, CAN_AF_PORT);
  GPIO_PinAFConfig(CAN_GPIO_PORT, CAN_TX_SOURCE, CAN_AF_PORT); 
  
  /* Configure CAN RX and TX pins */
  GPIO_InitStructure.GPIO_Pin = CAN_RX_PIN | CAN_TX_PIN;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
  GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_UP;
  GPIO_Init(CAN_GPIO_PORT, &GPIO_InitStructure);

  /* NVIC configuration *******************************************************/
  NVIC_InitStructure.NVIC_IRQChannel = CEC_CAN_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPriority = 0x0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  
  /* CAN configuration ********************************************************/  
  /* Enable CAN clock */
  RCC_APB1PeriphClockCmd(CAN_CLK, ENABLE);
  
  /* CAN register init */
  CAN_DeInit(CANx);
  CAN_StructInit(&CAN_InitStructure);

  /* CAN cell init */
  CAN_InitStructure.CAN_TTCM = DISABLE;
  CAN_InitStructure.CAN_ABOM = DISABLE;
  CAN_InitStructure.CAN_AWUM = DISABLE;
  CAN_InitStructure.CAN_NART = DISABLE;
  CAN_InitStructure.CAN_RFLM = DISABLE;
  CAN_InitStructure.CAN_TXFP = DISABLE;
  CAN_InitStructure.CAN_Mode = CAN_Mode_Normal;
  CAN_InitStructure.CAN_SJW = CAN_SJW_1tq;
    
  /* CAN Baudrate = 1MBps (CAN clocked at 36 MHz) */
  CAN_InitStructure.CAN_BS1 = CAN_BS1_9tq;
  CAN_InitStructure.CAN_BS2 = CAN_BS2_8tq;
  CAN_InitStructure.CAN_Prescaler = 2;
  CAN_Init(CANx, &CAN_InitStructure);

  /* CAN filter init */
  CAN_FilterInitStructure.CAN_FilterNumber = 0;
  CAN_FilterInitStructure.CAN_FilterMode = CAN_FilterMode_IdMask;
  CAN_FilterInitStructure.CAN_FilterScale = CAN_FilterScale_32bit;
  CAN_FilterInitStructure.CAN_FilterIdHigh = 0x0000;
  CAN_FilterInitStructure.CAN_FilterIdLow = 0x0000;
  CAN_FilterInitStructure.CAN_FilterMaskIdHigh = 0x0000;
  CAN_FilterInitStructure.CAN_FilterMaskIdLow = 0x0000;
  CAN_FilterInitStructure.CAN_FilterFIFOAssignment = 0;
  CAN_FilterInitStructure.CAN_FilterActivation = ENABLE;
  CAN_FilterInit(&CAN_FilterInitStructure);
  
  /* Transmit Structure preparation */
  TxMessage.StdId = 0x321;
  TxMessage.ExtId = 0x01;
  TxMessage.RTR = CAN_RTR_DATA;
  TxMessage.IDE = CAN_ID_STD;
  TxMessage.DLC = 1;
  
  /* Enable FIFO 0 message pending Interrupt */
  CAN_ITConfig(CANx, CAN_IT_FMP0, ENABLE);
}

开发者ID:Azizou，项目名称:stm32f0_devel，代码行数:81，代码来源:main.c

示例2: GpioMcuSetInterrupt

void GpioMcuSetInterrupt( Gpio_t *obj, IrqModes irqMode, IrqPriorities irqPriority, GpioIrqHandler *irqHandler )
{
    NVIC_InitTypeDef NVIC_InitStructure;
    EXTI_InitTypeDef EXTI_InitStructure;

    if( irqHandler == NULL )
    {
        return;
    }

    GpioIrq[obj->pin & 0x0F] = irqHandler;

    /* Enable SYSCFG clock */
    RCC_APB2PeriphClockCmd( RCC_APB2Periph_SYSCFG, ENABLE );

    /* Connect EXTI Line to GPIO pin */
    SYSCFG_EXTILineConfig( obj->portIndex, ( ( obj->pin ) & 0x0F ) );

    /* Configure EXTI line */
    EXTI_InitStructure.EXTI_Line = ( 0x01 << ( obj->pin & 0x0F ) );
		printf("PIN : %x and EXTI line %x \n", obj->pin & 0x0F , EXTI_InitStructure.EXTI_Line);
    EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;

    if( irqMode == IRQ_RISING_EDGE )
    {
        EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
    }
    else if( irqMode == IRQ_FALLING_EDGE )
    {
        EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
    }
    else if( irqMode == IRQ_RISING_FALLING_EDGE )
    {
        EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
    }
    else
    {
        while( 1 );
    }
 
    EXTI_InitStructure.EXTI_LineCmd = ENABLE;
    EXTI_Init(&EXTI_InitStructure);

    if( ( ( obj->pin ) & 0x0F ) < 5 )
    {
        NVIC_InitStructure.NVIC_IRQChannel = ( ( obj->pin ) & 0x0F ) + 6;
    }
    else if( ( ( obj->pin ) & 0x0F ) < 10 )
    {
        NVIC_InitStructure.NVIC_IRQChannel = 23;
    }
    else if( ( ( obj->pin ) & 0x0F ) < 16 )
    {
        NVIC_InitStructure.NVIC_IRQChannel = 40;
    }
    else
    {
        while( 1 );
    }

    if( irqPriority == IRQ_VERY_LOW_PRIORITY )
    {
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 15;
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    }
    else if( irqPriority == IRQ_LOW_PRIORITY )
    {
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 12;
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    }
    else if( irqPriority == IRQ_MEDIUM_PRIORITY )
    {
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 8;
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    }
    else if( irqPriority == IRQ_HIGH_PRIORITY )
    {
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 4;
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    }
    else if( irqPriority == IRQ_VERY_HIGH_PRIORITY )
    {
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    }
    else
    {
        while( 1 );
    }
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init( &NVIC_InitStructure );

}

开发者ID:XueZhiQiang123，项目名称:FloRa，代码行数:93，代码来源:gpio-board.c

示例3: TIM_Configuration

void TIM_Configuration(void)
{
	TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
	TIM_OCInitTypeDef TIM_OCInitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM6 | RCC_APB1Periph_TIM7 | RCC_APB1Periph_TIM2, ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);
	/* Enable the TIM6 global Interrupt */
	NVIC_InitStructure.NVIC_IRQChannel = TIM6_DAC_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	NVIC_InitStructure.NVIC_IRQChannel = TIM7_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority =0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);
	NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority =0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

//==============================================================================

	TIM_DeInit(TIM1);
	/* Time base configuration */
	TIM_TimeBaseStructure.TIM_Period = 2999;
	TIM_TimeBaseStructure.TIM_Prescaler = 7;
	TIM_TimeBaseStructure.TIM_ClockDivision = 0x00;
	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
	TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);

	/* Channel 1, 2, 3 Configuration in PWM mode */
	TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
	TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
	TIM_OCInitStructure.TIM_Pulse = 0;
	TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
	TIM_OC1Init(TIM1, &TIM_OCInitStructure);
	TIM_OC2Init(TIM1, &TIM_OCInitStructure);
	TIM_OC3Init(TIM1, &TIM_OCInitStructure);


	/* TIM3 Enable */
	TIM_Cmd(TIM1, ENABLE);
	TIM_CtrlPWMOutputs(TIM1, ENABLE);

//==============================================================================

	/* Time base configuration */
	TIM_TimeBaseStructure.TIM_Period = 10;
	TIM_TimeBaseStructure.TIM_Prescaler = 2399;
	TIM_TimeBaseStructure.TIM_ClockDivision = 0;
	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
	TIM_TimeBaseInit(TIM6, &TIM_TimeBaseStructure);
	/* Clear TIM2 update pending flags */
	TIM_ClearFlag(TIM6, TIM_FLAG_Update);
	/* TIM Interrupts enable */
	TIM_ITConfig(TIM6, TIM_IT_Update, ENABLE);
	/* TIM6 enable counter */
    TIM_Cmd(TIM6, ENABLE);

//==============================================================================

	/* Time base configuration */
	TIM_TimeBaseStructure.TIM_Period = 2;
	TIM_TimeBaseStructure.TIM_Prescaler = 23999;
	TIM_TimeBaseStructure.TIM_ClockDivision = 0;
	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
	TIM_TimeBaseInit(TIM7, &TIM_TimeBaseStructure);
	/* Clear TIM2 update pending flags */
	TIM_ClearFlag(TIM7, TIM_FLAG_Update);
	/* TIM Interrupts enable */
	TIM_ITConfig(TIM7, TIM_IT_Update, ENABLE);
	/* TIM7 enable counter */
	TIM_Cmd(TIM7, ENABLE);

//==============================================================================

	/* Time base configuration */
	TIM_TimeBaseStructure.TIM_Period = 5;
	TIM_TimeBaseStructure.TIM_Prescaler = 2399;
	TIM_TimeBaseStructure.TIM_ClockDivision = 0;
	TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
	TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
	/* Clear TIM2 update pending flags */
	TIM_ClearFlag(TIM2, TIM_FLAG_Update);
	/* TIM Interrupts enable */
	TIM_ITConfig(TIM2, TIM_IT_Update, ENABLE);
	/* TIM2 enable counter */
	TIM_Cmd(TIM2, ENABLE);

//==============================================================================
};

开发者ID:edosedgar，项目名称:atx12v_systest，代码行数:92，代码来源:InitPeripheral.c

示例4: main

/**
 * @brief  HY-STM32 board test
 * @param  None
 * @retval None
 */
int main(void) {

	/* Set Systick to 1 ms */
	if (SysTick_Config(SystemCoreClock / 1000))
		while (1)
			;
	SystemTicks = 0;
	NVIC_InitStructure.NVIC_IRQChannel = SysTick_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0F;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0F;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

	/* GPIOF Periph clock enable */
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOF, ENABLE);

	/* Configure PF6 as output (state LED) */
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_DOWN;
	GPIO_Init(GPIOF, &GPIO_InitStructure);

	LCD5110_init();
	LCD5110_Led(0);
	LCD5110_Set_XY(0, 0);
	LCD5110_Write_String("HY32 Test");

	initUART4(115200);
	SerialSetCallBack((callBack) ProcessSerialInput);
	SerialSendBytes("Hello\r\n", 7);

	//WriteReadStatus = testNOR(0x10000, 0x100, 0x100);
	//WriteReadStatus = testSRAM(0, 0x400000, 0x1000);
	//testDS18B20();
	testDS1307();

	if (WriteReadStatus == 0) {
		blink = 500; /* Ok */
	} else {
		blink = 100; /* Ko */
	}

	while (1) {
		Delay_ms(blink);
		GPIO_ToggleBits(GPIOF, GPIO_Pin_6);
		if (GPIO_ReadOutputDataBit(GPIOF, GPIO_Pin_6) == 0) {
			LCD5110_Set_XY(0, 5);
			LCD5110_Write_String("- - - - - - - ");
		} else {
			LCD5110_Set_XY(0, 5);
			LCD5110_Write_String(" - - - - - - -");
		}
		if (tempInterval & 0x1) {
			DS1307ReadTime(&currDate);
			DS1307GetTimeString(&currDate, timeBuffer);
			LCD5110_Set_XY(0, 3);
			LCD5110_Write_String(timeBuffer);
			DS1307GetDateString(&currDate, timeBuffer);
			LCD5110_Set_XY(0, 4);
			LCD5110_Write_String(timeBuffer);
		}
		if (++tempInterval == 120) {
			testDS18B20(tempBuffer);
			LCD5110_Write_String(tempBuffer);

			DS1307GetDateString(&currDate, timeBuffer);
			SerialSendBytes(timeBuffer, 8);
			SerialSendBytes(" ", 1);
			DS1307GetTimeString(&currDate, timeBuffer);
			SerialSendBytes(timeBuffer, 8);
			SerialSendBytes(" ", 1);
			tempBuffer[11] = 0x0D;
			tempBuffer[12] = 0x0A;
			SerialSendBytes(tempBuffer, 13);
			tempBuffer[11] = 0x00;

			tempInterval = 0;
		}
	}
}

开发者ID:stm32f4，项目名称:hy32-stm32f4，代码行数:87，代码来源:main.c

示例5: InitDCMI

/*
  D0 -- PC6
  D1 -- PA10
  D2 -- PC8
  D3 -- PC9
  D4 -- PE4
  D5 -- PB6
  D6 -- PE5
  D7 -- PE6
	
  PCK - PA6
  HS -- PA4
  VS -- PB7
*/	
void InitDCMI(void)
{
    GPIO_InitTypeDef GPIO_InitStruct;
    DCMI_InitTypeDef DCMI_InitStruct;
    DMA_InitTypeDef  DMA_InitStructure;
    NVIC_InitTypeDef NVIC_InitStructure;
    
    RCC_AHB2PeriphClockCmd(RCC_AHB2Periph_DCMI, ENABLE);
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOE, ENABLE);
    
    GPIO_PinAFConfig(GPIOA, GPIO_PinSource4, GPIO_AF_DCMI); //HSYNC 
    GPIO_PinAFConfig(GPIOA, GPIO_PinSource6, GPIO_AF_DCMI); //PCLK
    GPIO_PinAFConfig(GPIOB, GPIO_PinSource7, GPIO_AF_DCMI); //VSYNC

    //RED	
    GPIO_PinAFConfig(GPIOC, GPIO_PinSource6, GPIO_AF_DCMI);
    GPIO_PinAFConfig(GPIOA, GPIO_PinSource10, GPIO_AF_DCMI);

    GPIO_PinAFConfig(GPIOC, GPIO_PinSource8, GPIO_AF_DCMI);

    //Blue
    GPIO_PinAFConfig(GPIOC, GPIO_PinSource9, GPIO_AF_DCMI);
    GPIO_PinAFConfig(GPIOE, GPIO_PinSource4, GPIO_AF_DCMI);	

    GPIO_PinAFConfig(GPIOB, GPIO_PinSource6, GPIO_AF_DCMI);

    GPIO_PinAFConfig(GPIOE, GPIO_PinSource5, GPIO_AF_DCMI);
    GPIO_PinAFConfig(GPIOE, GPIO_PinSource6, GPIO_AF_DCMI);

    GPIO_InitStruct.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_6 | GPIO_Pin_10;
    GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF;
    GPIO_InitStruct.GPIO_OType = GPIO_OType_OD;
    GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz;
    GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
    GPIO_Init(GPIOA, &GPIO_InitStruct);

    GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;
    GPIO_Init(GPIOB, &GPIO_InitStruct);

    GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_8 | GPIO_Pin_9;
    GPIO_Init(GPIOC, &GPIO_InitStruct);

    GPIO_InitStruct.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6;
    GPIO_Init(GPIOE, &GPIO_InitStruct);

    DCMI_InitStruct.DCMI_CaptureMode = DCMI_CaptureMode_Continuous;
    DCMI_InitStruct.DCMI_SynchroMode = DCMI_SynchroMode_Hardware;
    DCMI_InitStruct.DCMI_PCKPolarity = DCMI_PCKPolarity_Falling;
    DCMI_InitStruct.DCMI_VSPolarity = DCMI_VSPolarity_High;
    DCMI_InitStruct.DCMI_HSPolarity = DCMI_HSPolarity_High;
    DCMI_InitStruct.DCMI_CaptureRate = DCMI_CaptureRate_All_Frame;
    DCMI_InitStruct.DCMI_ExtendedDataMode = DCMI_ExtendedDataMode_8b;
    DCMI_Init(&DCMI_InitStruct);
    
    DCMI_ITConfig(DCMI_IT_VSYNC, ENABLE);
    DCMI_ITConfig(DCMI_IT_LINE, ENABLE);
    DCMI_ITConfig(DCMI_IT_FRAME, ENABLE);
    DCMI_ITConfig(DCMI_IT_ERR, ENABLE);
  
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
    NVIC_InitStructure.NVIC_IRQChannel = DCMI_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;  
    NVIC_Init(&NVIC_InitStructure); 

    /* Configures the DMA2 to transfer Data from DCMI to the LCD ****************/
    /* Enable DMA2 clock */
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_DMA2, ENABLE);  

    /* DMA2 Stream1 Configuration */  
    DMA_DeInit(DMA2_Stream1);

    DMA_InitStructure.DMA_Channel = DMA_Channel_1;  
    DMA_InitStructure.DMA_PeripheralBaseAddr = DCMI_DR_ADDRESS;	
    DMA_InitStructure.DMA_Memory0BaseAddr = FSMC_LCD_ADDRESS;
    DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralToMemory;
    DMA_InitStructure.DMA_BufferSize = 0xfffe;
    DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
    DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Disable;
    DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Word;
    DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
    DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
    DMA_InitStructure.DMA_Priority = DMA_Priority_High;
    DMA_InitStructure.DMA_FIFOMode = DMA_FIFOMode_Enable;         
    DMA_InitStructure.DMA_FIFOThreshold = DMA_FIFOThreshold_Full;
//.........这里部分代码省略.........

开发者ID:RoboticElephant，项目名称:STM32F4_Test，代码行数:101，代码来源:Camera.c

示例6: adc_init

void adc_init(void){
    NVIC_InitTypeDef nvic;
    GPIO_InitTypeDef gpio;
    ADC_InitTypeDef adc;

    /* enable ADC1 clock */
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);

    /* Configure and enable ADC interrupt */
    nvic.NVIC_IRQChannel = ADC1_2_IRQn;
    nvic.NVIC_IRQChannelPreemptionPriority = 0;
    nvic.NVIC_IRQChannelSubPriority = 0;
    nvic.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&nvic);

    /* GPIOA: ADC Channel 0, 1, 2 as analog input
     * Ch 0 -> BEMF/I_Sense of PHASE A
     * Ch 1 -> BEMF/I_Sense of PHASE B
     * Ch 2 -> BEMF/I_Sense of PHASE C
     */
    gpio.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2;
    gpio.GPIO_Mode = GPIO_Mode_AIN;
    GPIO_Init(GPIOA, &gpio);

    adc_comm = 0;
    adc_filtered = 0;

    /* Configure ADC1 */
    adc.ADC_Mode = ADC_Mode_Independent;
    adc.ADC_ScanConvMode = DISABLE;
    adc.ADC_ContinuousConvMode = DISABLE;
    adc.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
    adc.ADC_DataAlign = ADC_DataAlign_Right;
    adc.ADC_NbrOfChannel = 0;
    ADC_Init(ADC1, &adc);

    ADC_InjectedSequencerLengthConfig(ADC1, 1);

    ADC_InjectedChannelConfig(ADC1, ADC_Channel_2, 1, ADC_SampleTime_28Cycles5);

    ADC_ExternalTrigInjectedConvConfig(ADC1, ADC_ExternalTrigInjecConv_T1_CC4);

    ADC_ExternalTrigInjectedConvCmd(ADC1, ENABLE);

    /* Enable ADC1 JEOC interrupt */
    ADC_ITConfig(ADC1, ADC_IT_JEOC, ENABLE);

    /* Enable ADC1 */
    ADC_Cmd(ADC1, ENABLE);

    /* Enable ADC1 reset calibaration register */
    ADC_ResetCalibration(ADC1);

    /* Check the end of ADC1 reset calibration */
    while(ADC_GetResetCalibrationStatus(ADC1));

    /* Start ADC1 calibaration */
    ADC_StartCalibration(ADC1);

    /* Check the end of ADC1 calibration */
    while(ADC_GetCalibrationStatus(ADC1));

    /* Enable ADC1 External Trigger */
    ADC_ExternalTrigConvCmd(ADC1, ENABLE);
    //ADC_ExternalTrigConvCmd(ADC1, DISABLE);

}

开发者ID:kammerjaeger，项目名称:open-bldc，代码行数:67，代码来源:adc.c

示例7: Uart3Config

void Uart3Config(UartPort* me) {
	USART_InitTypeDef USART_InitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;
	GPIO_InitTypeDef GPIO_InitStructure;
	DMA_InitTypeDef DMA_InitStructure;

	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_DMA1, ENABLE);
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3, ENABLE);

	GPIO_PinAFConfig(GPIOB, GPIO_PinSource10, GPIO_AF_USART3);
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_USART3);

	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; //tx
	GPIO_Init(GPIOB, &GPIO_InitStructure);

	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11; //rx
	GPIO_Init(GPIOB, &GPIO_InitStructure);

	USART_InitStructure.USART_BaudRate = (unsigned int) me->baudrate;
	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(USART3, &USART_InitStructure);
	USART_ITConfig(USART3, USART_IT_RXNE, ENABLE);

	//USARTx_TX_DMA_STREAM
	DMA_DeInit(DMA1_Stream3);
	DMA_InitStructure.DMA_Channel = DMA_Channel_4;
	DMA_InitStructure.DMA_DIR = DMA_DIR_MemoryToPeripheral;
	DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)(&(USART3->DR));
	DMA_InitStructure.DMA_Memory0BaseAddr = (uint32_t) me->txBuf;
	DMA_InitStructure.DMA_BufferSize = me->txBufSize;
	DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte;
	DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte;
	DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
	DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
	DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
	DMA_InitStructure.DMA_Priority = DMA_Priority_High;
	DMA_InitStructure.DMA_FIFOMode = DMA_FIFOMode_Enable;
	DMA_InitStructure.DMA_FIFOThreshold = DMA_FIFOThreshold_Full;
	DMA_InitStructure.DMA_MemoryBurst = DMA_MemoryBurst_Single;
	DMA_InitStructure.DMA_PeripheralBurst = DMA_PeripheralBurst_Single;
	DMA_Init(DMA1_Stream3, &DMA_InitStructure);
	DMA_SetCurrDataCounter(DMA1_Stream3, 0);
	DMA_ITConfig(DMA1_Stream3, DMA_IT_TC | DMA_IT_FE | DMA_IT_TE, ENABLE);
	USART_DMACmd(USART3, USART_DMAReq_Tx, DISABLE);
	DMA_Cmd(DMA1_Stream3, DISABLE);

	NVIC_InitStructure.NVIC_IRQChannel = DMA1_Stream3_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

	NVIC_Init(&NVIC_InitStructure);
	NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
	NVIC_Init(&NVIC_InitStructure);

	/* Enable USART */
	USART_Cmd(USARTx, ENABLE);
}

开发者ID:KHIEM2812，项目名称:mySTMlib，代码行数:72，代码来源:cUart.c

示例8: SPI_Config

/**
  * @brief  Configures the SPI Peripheral.
  * @param  None
  * @retval None
  */
static void SPI_Config(void)
{
  GPIO_InitTypeDef GPIO_InitStructure;
  NVIC_InitTypeDef NVIC_InitStructure;

  /* Peripheral Clock Enable -------------------------------------------------*/
  /* Enable the SPI clock */
  SPIx_CLK_INIT(SPIx_CLK, ENABLE);
  
  /* Enable GPIO clocks */
  RCC_AHB1PeriphClockCmd(SPIx_SCK_GPIO_CLK | SPIx_MISO_GPIO_CLK | SPIx_MOSI_GPIO_CLK, ENABLE);

  /* SPI GPIO Configuration --------------------------------------------------*/
  /* GPIO Deinitialisation */
  GPIO_DeInit(SPIx_SCK_GPIO_PORT);
  GPIO_DeInit(SPIx_MISO_GPIO_PORT);
  GPIO_DeInit(SPIx_MOSI_GPIO_PORT);
  
  /* Connect SPI pins to AF5 */  
  GPIO_PinAFConfig(SPIx_SCK_GPIO_PORT, SPIx_SCK_SOURCE, SPIx_SCK_AF);
  GPIO_PinAFConfig(SPIx_MISO_GPIO_PORT, SPIx_MISO_SOURCE, SPIx_MISO_AF);    
  GPIO_PinAFConfig(SPIx_MOSI_GPIO_PORT, SPIx_MOSI_SOURCE, SPIx_MOSI_AF);

  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
  GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_DOWN;

  /* SPI SCK pin configuration */
  GPIO_InitStructure.GPIO_Pin = SPIx_SCK_PIN;
  GPIO_Init(SPIx_SCK_GPIO_PORT, &GPIO_InitStructure);
  
  /* SPI  MISO pin configuration */
  GPIO_InitStructure.GPIO_Pin =  SPIx_MISO_PIN;
  GPIO_Init(SPIx_MISO_GPIO_PORT, &GPIO_InitStructure);  

  /* SPI  MOSI pin configuration */
  GPIO_InitStructure.GPIO_Pin =  SPIx_MOSI_PIN;
  GPIO_Init(SPIx_MOSI_GPIO_PORT, &GPIO_InitStructure);
 
  /* SPI configuration -------------------------------------------------------*/
  SPI_I2S_DeInit(SPIx);
  SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
  SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
  SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
  SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
  SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
  SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_32;
  SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
  SPI_InitStructure.SPI_CRCPolynomial = 7;
  
  /* Configure the Priority Group to 1 bit */                
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
  
  /* Configure the SPI interrupt priority */
  NVIC_InitStructure.NVIC_IRQChannel = SPIx_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
}

开发者ID:Haensi2000，项目名称:ECSE426G7，代码行数:66，代码来源:main.c

示例9: uart_open

int  uart_open (uint8_t uart, uint32_t baud, uint32_t flags)
{
  USART_InitTypeDef USART_InitStructure;
  GPIO_InitTypeDef GPIO_InitStructure;
  NVIC_InitTypeDef NVIC_InitStructure;

  if (uart == 1) {

    // get things to a known state
    USART_DeInit(USART1);

    // Enable clock for GPIOA
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);

    GPIO_PinAFConfig(GPIOB, GPIO_PinSource6, GPIO_AF_USART1);
    GPIO_PinAFConfig(GPIOB, GPIO_PinSource7, GPIO_AF_USART1);

    // Turn on clocks for USART1
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);


    // DEBUG
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; //GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
    GPIO_InitStructure.GPIO_Speed = GPIO_High_Speed;
    GPIO_Init(GPIOB, &GPIO_InitStructure);

 
    // Configure TX pin
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; //GPIO_Mode_AF_PP;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
    GPIO_InitStructure.GPIO_Speed = GPIO_High_Speed;
    GPIO_Init(GPIOB, &GPIO_InitStructure);

    // Configure RX pin 
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; //GPIO_Mode_IN;//GPIO_Mode_IN_FLOATING;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
    GPIO_InitStructure.GPIO_Speed = GPIO_High_Speed;
    GPIO_Init(GPIOB, &GPIO_InitStructure);


#ifdef HWFLOWCTRL
    // Configure CTS pin
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;//GPIO_Mode_IN_FLOATING;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
    GPIO_Init(GPIOA, &GPIO_InitStructure);

    // Configure RTS pin -- software controlled
    GPIO_WriteBit(GPIOA, GPIO_Pin_12, 1); //TODO         // nRTS disabled
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; //GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
    GPIO_Init(GPIOA, &GPIO_InitStructure);
#endif

    // Configure the UART
    USART_StructInit(&USART_InitStructure);
    USART_InitStructure.USART_BaudRate = baud;
#ifdef HWFLOWCTRL
    USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_CTS;
#else
    USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
#endif
    USART_InitStructure.USART_WordLength = USART_WordLength_8b;
    USART_InitStructure.USART_StopBits = USART_StopBits_1;
    USART_InitStructure.USART_Parity = USART_Parity_No;
    USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
    USART_Init(USART1, &USART_InitStructure);



    // Enable RX Interrupt.  TX interrupt enabled in send routine
    USART_ClearITPendingBit(USART1, USART_IT_RXNE);
    //disable Transmit Data Register empty interrupt
    USART_ITConfig(USART1, USART_IT_TXE, DISABLE);

    //enable Receive Data register not empty interrupt
    USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);

    InitQueue(&UART1_RXq);
    InitQueue(&UART1_TXq);

    // Configure NVIC
    /* Configure the NVIC Preemption Priority Bits */
    //NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
    /* Enable the USART1 Interrupt */
    NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);

//.........这里部分代码省略.........

开发者ID:MarcoBodega，项目名称:STM32F4-UART，代码行数:101，代码来源:uart.c

示例10: adcInit

void adcInit(void)
{

  if(isInit)
    return;

  ADC_InitTypeDef ADC_InitStructure;
  TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  TIM_OCInitTypeDef TIM_OCInitStructure;
  NVIC_InitTypeDef NVIC_InitStructure;

  // Enable TIM2, GPIOA and ADC1 clock
  RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_ADC2 |
                         RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE);

  //Timer configuration
  TIM_TimeBaseStructure.TIM_Period = ADC_TRIG_PERIOD;
  TIM_TimeBaseStructure.TIM_Prescaler = ADC_TRIG_PRESCALE;
  TIM_TimeBaseStructure.TIM_ClockDivision = 0;
  TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
  TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);

  // TIM2 channel2 configuration in PWM mode
  TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
  TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
  TIM_OCInitStructure.TIM_Pulse = 1;
  TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
  TIM_OC2Init(TIM2, &TIM_OCInitStructure);
  TIM_OC2PreloadConfig(TIM2, TIM_OCPreload_Enable);
  // Halt timer 2 during debug halt.
  DBGMCU_Config(DBGMCU_TIM2_STOP, ENABLE);

  adcDmaInit();

  // ADC1 configuration
  ADC_DeInit(ADC1);
  ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
  ADC_InitStructure.ADC_ScanConvMode = ENABLE;
  ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
  ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T2_CC2;
  ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
  ADC_InitStructure.ADC_NbrOfChannel = NBR_OF_ADC_CHANNELS;
  ADC_Init(ADC1, &ADC_InitStructure);

  // ADC1 channel sequence
  ADC_RegularChannelConfig(ADC1, CH_VREF, 1, ADC_SampleTime_28Cycles5);

  // ADC2 configuration
  ADC_DeInit(ADC2);
  ADC_InitStructure.ADC_Mode = ADC_Mode_RegSimult;
  ADC_InitStructure.ADC_ScanConvMode = ENABLE;
  ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
  ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
  ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
  ADC_InitStructure.ADC_NbrOfChannel = NBR_OF_ADC_CHANNELS;
  ADC_Init(ADC2, &ADC_InitStructure);

  // ADC2 channel sequence
  ADC_RegularChannelConfig(ADC2, CH_VBAT, 1, ADC_SampleTime_28Cycles5);

  // Enable ADC1
  ADC_Cmd(ADC1, ENABLE);
  // Calibrate ADC1
  ADC_ResetCalibration(ADC1);
  while(ADC_GetResetCalibrationStatus(ADC1));
  ADC_StartCalibration(ADC1);
  while(ADC_GetCalibrationStatus(ADC1));

  // Enable ADC1 external trigger
  ADC_ExternalTrigConvCmd(ADC1, ENABLE);
  ADC_TempSensorVrefintCmd(ENABLE);

  // Enable ADC2
  ADC_Cmd(ADC2, ENABLE);
  // Calibrate ADC2
  ADC_ResetCalibration(ADC2);
  while(ADC_GetResetCalibrationStatus(ADC2));
  ADC_StartCalibration(ADC2);
  while(ADC_GetCalibrationStatus(ADC2));

  // Enable ADC2 external trigger
  ADC_ExternalTrigConvCmd(ADC2, ENABLE);

  // Enable the DMA1 channel1 Interrupt
  NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel1_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = NVIC_ADC_PRI;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);

  adcQueue = xQueueCreate(1, sizeof(AdcGroup*));

  xTaskCreate(adcTask, (const signed char *)"ADC",
              configMINIMAL_STACK_SIZE, NULL, /*priority*/3, NULL);

  isInit = true;
}

开发者ID:AccEvo，项目名称:Crazyflies，代码行数:98，代码来源:adc.c

示例11: init_External_Interrupt

/*============================================================================*/
void init_External_Interrupt(void){
		GPIO_InitTypeDef GPIO_InitStruct;
		EXTI_InitTypeDef EXTI_InitStruct;
		NVIC_InitTypeDef NVIC_InitStructure;

		RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);

		/* Connect EXTI Line0 to PA0 pin */
		SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA,EXTI_PinSource0);
		EXTI_InitStruct.EXTI_Line = EXTI_Line0;
		EXTI_InitStruct.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStruct.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
		EXTI_InitStruct.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStruct);
		EXTI_ClearITPendingBit(EXTI_Line0);
		NVIC_InitStructure.NVIC_IRQChannel = EXTI0_IRQn;
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
		NVIC_Init(&NVIC_InitStructure);

		/* Connect EXTI Line1 to PA1 pin */
		SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA,EXTI_PinSource1);
		EXTI_InitStruct.EXTI_Line = EXTI_Line1;
		EXTI_InitStruct.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStruct.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
		EXTI_InitStruct.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStruct);
		EXTI_ClearITPendingBit(EXTI_Line1);
		NVIC_InitStructure.NVIC_IRQChannel = EXTI1_IRQn;
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
		NVIC_Init(&NVIC_InitStructure);

		/* Connect EXTI Line2 to PA2 pin */
		SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA,EXTI_PinSource2);
		EXTI_InitStruct.EXTI_Line = EXTI_Line2;
		EXTI_InitStruct.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStruct.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
		EXTI_InitStruct.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStruct);
		EXTI_ClearITPendingBit(EXTI_Line2);
		NVIC_InitStructure.NVIC_IRQChannel = EXTI2_IRQn;
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
		NVIC_Init(&NVIC_InitStructure);

		/* Connect EXTI Line3 to PA3 pin */
		SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOA,EXTI_PinSource3);
		EXTI_InitStruct.EXTI_Line = EXTI_Line3;
		EXTI_InitStruct.EXTI_Mode = EXTI_Mode_Interrupt;
		EXTI_InitStruct.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
		EXTI_InitStruct.EXTI_LineCmd = ENABLE;
		EXTI_Init(&EXTI_InitStruct);
		EXTI_ClearITPendingBit(EXTI_Line3);
		NVIC_InitStructure.NVIC_IRQChannel = EXTI3_IRQn;
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
		NVIC_Init(&NVIC_InitStructure);
}

开发者ID:DanTsai2014，项目名称:STM32_Joystick_PWM，代码行数:64，代码来源:EPW_behavior.c

示例12: setup_adc

// Setup ADC
void setup_adc(){
   RCC_ADCCLKConfig(RCC_PCLK2_Div4);
   /* Enable DMA1 clock */
   RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
   /* Enable ADC1 and GPIOC clock */
   RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB, ENABLE);

   GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;

#ifdef TROLLER
	//PINA0 IN0 DC link
	//PINA6 IN6 iu
	//PINA7 IN7 iv
	//PINB0 IN8 iw

	//PINA5 IN5 uu
	//PINA4 IN4 uv
	//PINA1 IN1 uw
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_6 | GPIO_Pin_7;
   GPIO_Init(GPIOA, &GPIO_InitStructure);
   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
   GPIO_Init(GPIOB, &GPIO_InitStructure);
#else
	//PINC5 IN15 DC link
	//PINC4 IN14 AMP
	//PINB0 IN8 temperature
   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5;
	GPIO_Init(GPIOC, &GPIO_InitStructure);
   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
   GPIO_Init(GPIOB, &GPIO_InitStructure);
#endif


   DMA_DeInit(DMA1_Channel1);
   DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
   DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)ADCConvertedValue;
   DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
   DMA_InitStructure.DMA_BufferSize = ADC_channels;
   DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
   DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
   DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
   DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
   DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
   DMA_InitStructure.DMA_Priority = DMA_Priority_High;
   DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
   DMA_Init(DMA1_Channel1, &DMA_InitStructure);

   NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel1_IRQn;
   NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
   NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
   NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
   NVIC_Init(&NVIC_InitStructure);

   /* Enable DMA1 channel1 */
   DMA_Cmd(DMA1_Channel1, ENABLE);
   DMA_ITConfig(DMA1_Channel1, DMA_IT_TC, ENABLE);

   /* ADC1 configuration ------------------------------------------------------*/
   ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
   ADC_InitStructure.ADC_ScanConvMode = ENABLE;
   ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
   ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
   ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
   ADC_InitStructure.ADC_NbrOfChannel = ADC_channels;
   ADC_Init(ADC1, &ADC_InitStructure);

   ADC_TempSensorVrefintCmd(ENABLE);

#ifdef TROLLER
	ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_13Cycles5); //volt
	ADC_RegularChannelConfig(ADC1, ADC_Channel_6, 2, ADC_SampleTime_13Cycles5); //iu
	ADC_RegularChannelConfig(ADC1, ADC_Channel_7, 3, ADC_SampleTime_13Cycles5); //iv
	ADC_RegularChannelConfig(ADC1, ADC_Channel_8, 4, ADC_SampleTime_13Cycles5); //iw
#else
	ADC_RegularChannelConfig(ADC1, ADC_Channel_15, 1, ADC_SampleTime_13Cycles5); //volt
   ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 2, ADC_SampleTime_13Cycles5); //amp
   ADC_RegularChannelConfig(ADC1, ADC_Channel_8 , 3, ADC_SampleTime_13Cycles5); //temp
#endif

   /* Enable ADC1 DMA */
   ADC_DMACmd(ADC1, ENABLE);

   /* Enable ADC1 */
   ADC_Cmd(ADC1, ENABLE);

   /* Enable ADC1 reset calibration register */
   ADC_ResetCalibration(ADC1);
   /* Check the end of ADC1 reset calibration register */
   while(ADC_GetResetCalibrationStatus(ADC1));

   /* Start ADC1 calibration */
   ADC_StartCalibration(ADC1);
   /* Check the end of ADC1 calibration */
   while(ADC_GetCalibrationStatus(ADC1));
}

开发者ID:unseenlaser，项目名称:stmbl，代码行数:96，代码来源:main.c

示例13: UART3_init

//UART3对应板子上的uart2
void UART3_init(u32 bound){
    //GPIO端口设置
  GPIO_InitTypeDef GPIO_InitStructure;
	USART_InitTypeDef USART_InitStructure;
	NVIC_InitTypeDef NVIC_InitStructure;
	 
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_AFIO, ENABLE);	//使能USART3 GPIO时钟
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3,ENABLE);
 	USART_DeInit(USART3);  //复位串口3
// 	 //USART1_TX   PA.9
//     GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9; //PA.9
//     GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
//     GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;	//复用推挽输出
//     GPIO_Init(GPIOA, &GPIO_InitStructure); //初始化PA9
	//USART3_TX   PB.10
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; //PA.9
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;	//复用推挽输出
    GPIO_Init(GPIOB, &GPIO_InitStructure); //初始化PA9
//    
//     //USART1_RX	  PA.10
//     GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
//     GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;//浮空输入
//     GPIO_Init(GPIOA, &GPIO_InitStructure);  //初始化PA10
		//USART3_RX	  PB.11
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;//浮空输入
    GPIO_Init(GPIOB, &GPIO_InitStructure);  //初始化PA10

   //Usart3 NVIC 配置

   NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
   NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3 ;//抢占优先级3
   NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;		//子优先级3
   NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;			//IRQ通道使能
   NVIC_Init(&NVIC_InitStructure);	//根据指定的参数初始化VIC寄存器
	
//   //Usart3 NVIC 配置
// 	 NVIC_InitStructure.NVIC_IRQChannel = USART3_IRQn;
// 	 NVIC_Init(&NVIC_InitStructure);
	
   //USART 初始化设置

		USART_InitStructure.USART_BaudRate = bound;//一般设置为9600;
		USART_InitStructure.USART_WordLength = USART_WordLength_8b;//字长为8位数据格式
		USART_InitStructure.USART_StopBits = USART_StopBits_1;//一个停止位
		USART_InitStructure.USART_Parity = USART_Parity_No;//无奇偶校验位
		USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//无硬件数据流控制
		USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;	//收发模式

//    USART_Init(USART1, &USART_InitStructure); //初始化串口
//    USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//开启中断
		//USART_ITConfig(USART1, USART_IT_TXE, ENABLE);
//		USART_ClearFlag(USART1,USART_FLAG_TC);
//    USART_Cmd(USART1, ENABLE);                    //使能串口 
		
		USART_Init(USART3, &USART_InitStructure); 
		USART_ITConfig(USART3, USART_IT_RXNE, ENABLE);//开启中断
//		USART_ITConfig(USART3, USART_IT_TXE, ENABLE);
		USART_Cmd(USART3, ENABLE);                    //使能串口 
}

开发者ID:EasternRise，项目名称:AGV，代码行数:62，代码来源:usart.c

示例14: StopMode_Measure

/**
  * @brief  This function configures the system to enter Stop mode with RTC 
  *         clocked by LSE or LSI  for current consumption measurement purpose.
  *         STOP Mode with RTC clocked by LSE/LSI
  *         =====================================   
  *           - RTC Clocked by LSE or LSI
  *           - Regulator in LP mode
  *           - HSI, HSE OFF and LSI OFF if not used as RTC Clock source
  *           - No IWDG
  *           - FLASH in deep power down mode
  *           - Automatic Wakeup using RTC clocked by LSE/LSI (~20s)
  * @param  None
  * @retval None
  */
void StopMode_Measure(void)
{
  __IO uint32_t index = 0;
  GPIO_InitTypeDef GPIO_InitStructure;
  NVIC_InitTypeDef  NVIC_InitStructure;
  EXTI_InitTypeDef  EXTI_InitStructure;
  
  /* Allow access to RTC */
  PWR_BackupAccessCmd(ENABLE);

#if defined (RTC_CLOCK_SOURCE_LSI)  /* LSI used as RTC source clock*/
/* The RTC Clock may varies due to LSI frequency dispersion. */   
  /* Enable the LSI OSC */ 
  RCC_LSICmd(ENABLE);

  /* Wait till LSI is ready */  
  while(RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET)
  {
  }

  /* Select the RTC Clock Source */
  RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI);

#elif defined (RTC_CLOCK_SOURCE_LSE) /* LSE used as RTC source clock */
  /* Enable the LSE OSC */
  RCC_LSEConfig(RCC_LSE_ON);

  /* Wait till LSE is ready */  
  while(RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
  {
  }

  /* Select the RTC Clock Source */
  RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
  
#else
  #error Please select the RTC Clock source inside the main.c file
#endif /* RTC_CLOCK_SOURCE_LSI */


  /* Enable the RTC Clock */
  RCC_RTCCLKCmd(ENABLE);

  /* Wait for RTC APB registers synchronisation */
  RTC_WaitForSynchro();

  /* Configure all GPIO as analog to reduce current consumption on non used IOs */
  /* Enable GPIOs clock */
  RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC |
                         RCC_AHB1Periph_GPIOD | RCC_AHB1Periph_GPIOE | RCC_AHB1Periph_GPIOF |
                         RCC_AHB1Periph_GPIOG | RCC_AHB1Periph_GPIOH | RCC_AHB1Periph_GPIOI, ENABLE);

  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
  GPIO_Init(GPIOC, &GPIO_InitStructure);
  GPIO_Init(GPIOD, &GPIO_InitStructure);
  GPIO_Init(GPIOE, &GPIO_InitStructure);
  GPIO_Init(GPIOF, &GPIO_InitStructure);
  GPIO_Init(GPIOG, &GPIO_InitStructure);
  GPIO_Init(GPIOH, &GPIO_InitStructure);
  GPIO_Init(GPIOI, &GPIO_InitStructure);
  GPIO_Init(GPIOA, &GPIO_InitStructure);
  GPIO_Init(GPIOB, &GPIO_InitStructure);

  /* Disable GPIOs clock */
  RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB | RCC_AHB1Periph_GPIOC |
                         RCC_AHB1Periph_GPIOD | RCC_AHB1Periph_GPIOE | RCC_AHB1Periph_GPIOF |
                         RCC_AHB1Periph_GPIOG | RCC_AHB1Periph_GPIOH | RCC_AHB1Periph_GPIOI, DISABLE);
 
  /* EXTI configuration *******************************************************/
  EXTI_ClearITPendingBit(EXTI_Line22);
  EXTI_InitStructure.EXTI_Line = EXTI_Line22;
  EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
  EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
  EXTI_InitStructure.EXTI_LineCmd = ENABLE;
  EXTI_Init(&EXTI_InitStructure);
  
  /* Enable the RTC Wakeup Interrupt */
  NVIC_InitStructure.NVIC_IRQChannel = RTC_WKUP_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  NVIC_Init(&NVIC_InitStructure);
  
//.........这里部分代码省略.........

开发者ID:ChingHengWang，项目名称:stm32_ws，代码行数:101，代码来源:stm32f4xx_lp_modes.c

示例15: switch

// ------------------------------------------------------------
// configuters a SIT's TIMER registers, etc and enables

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C++ NVIC_Init函数代码示例

示例1: CAN_Config

示例2: GpioMcuSetInterrupt

示例3: TIM_Configuration

示例4: main

示例5: InitDCMI

示例6: adc_init

示例7: Uart3Config

示例8: SPI_Config

示例9: uart_open

示例10: adcInit

示例11: init_External_Interrupt

示例12: setup_adc

示例13: UART3_init

示例14: StopMode_Measure

示例15: switch

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