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C++ I2C_DeInit函数代码示例

本文整理汇总了C++中I2C_DeInit函数的典型用法代码示例。如果您正苦于以下问题：C++ I2C_DeInit函数的具体用法？C++ I2C_DeInit怎么用？C++ I2C_DeInit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I2C_DeInit函数的15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，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: Codec_TIMEOUT_UserCallback

/**
  * @brief  Codec_TIMEOUT_UserCallback
  * @param  None
  * @retval None
  */
uint32_t Codec_TIMEOUT_UserCallback(void)
{
#if 0
  I2C_InitTypeDef I2C_InitStructure;
  
  LCD_ErrLog("> I2C Timeout error (CS43L22)\n");

  I2C_GenerateSTOP(I2C1, ENABLE);
  I2C_SoftwareResetCmd(I2C1, ENABLE);
  I2C_SoftwareResetCmd(I2C1, DISABLE);
    
  I2C_DeInit(I2C1);
  
  /* CODEC_I2C peripheral configuration */
  I2C_DeInit(I2C1);
  I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
  I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
  I2C_InitStructure.I2C_OwnAddress1 = 0x33;
  I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
  I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
  I2C_InitStructure.I2C_ClockSpeed = I2C_SPEED;
  /* Enable the I2C peripheral */
  I2C_Cmd(I2C1, ENABLE);  
  I2C_Init(I2C1, &I2C_InitStructure);  

  LCD_UsrLog("> I2C error recovered.\n");
#endif
  return 0;
}
开发者ID:MartinBspheroid，项目名称:LXR，代码行数:34，代码来源:usbd_usr.c

示例2: cpu_deinit_all

void cpu_deinit_all() {
//**    ADC_DeInit(LPC_ADC);
    CAN_DeInit(LPC_CAN1);
    CAN_DeInit(LPC_CAN2);
    EMAC_DeInit();
    EXTI_DeInit();
    I2C_DeInit(LPC_I2C0);
    I2C_DeInit(LPC_I2C1);
    I2C_DeInit(LPC_I2C2);
    I2S_DeInit(LPC_I2S);
    NVIC_DeInit();
    NVIC_SCBDeInit();
    PWM_DeInit(LPC_PWM1);
    QEI_DeInit(LPC_QEI);
//**    RIT_DeInit(LPC_RIT);
    RTC_DeInit(LPC_RTC);
    SPI_DeInit(LPC_SPI);
    SSP_DeInit(LPC_SSP0);
    SSP_DeInit(LPC_SSP1);
    UART_DeInit(LPC_UART0);
    UART_DeInit((LPC_UART_TypeDef *) LPC_UART1);
//**    UART_DeInit(LPC_UART2);
//**    UART_DeInit(LPC_UART3);
    TIM_DeInit(LPC_TIM0);
    TIM_DeInit(LPC_TIM1);
//**    TIM_DeInit(LPC_TIM2);
//**    TIM_DeInit(LPC_TIM3);
}
开发者ID:dtbinh，项目名称:M2，代码行数:28，代码来源:init.c

示例3: Init_I2C

void Init_I2C(void){

  I2C_InitTypeDef  I2C_InitStructure;
  GPIO_InitTypeDef GPIO_InitStructure;

  /* Enable I2C and GPIO clocks */
  RCC_APB1PeriphClockCmd(I2C_RCC_Periph, ENABLE);
  RCC_AHB1PeriphClockCmd(I2C_RCC_Port, ENABLE);
  /* Configure I2C pins: SCL and SDA */
  GPIO_InitStructure.GPIO_Pin =  I2C_SCL_Pin | I2C_SDA_Pin; 
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
  GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF;
  GPIO_InitStructure.GPIO_OType=GPIO_OType_OD;
  GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;
  GPIO_Init(I2C_Port, &GPIO_InitStructure); 
      
  GPIO_PinAFConfig(GPIOB, GPIO_PinSource8, GPIO_AF_I2C1);
  GPIO_PinAFConfig(GPIOB, GPIO_PinSource7, GPIO_AF_I2C1);

  I2C_DeInit(I2C1);

  /* I2C configuration */
  I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
  I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
  I2C_InitStructure.I2C_OwnAddress1 = 0x68<<1; 
  I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
  I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
  I2C_InitStructure.I2C_ClockSpeed = I2C_Speed;

  /* Apply I2C configuration after enabling it */
  I2C_Init(I2C1, &I2C_InitStructure);
  /* I2C Peripheral Enable */  
  I2C_Cmd(I2C1, ENABLE);
}
开发者ID:srcnert，项目名称:My_Work_Place，代码行数:34，代码来源:i2c.c

示例4: iic_init

/*************************************************

名称：iic_init(void)
功能：iic外设2初始化（管脚配置 总线速度 数据位宽）
输入参数：无
输出参数：无
返回值：  无
**************************************************/
void iic_init(void)
{
  I2C_InitTypeDef  I2C_InitStructure;
  GPIO_InitTypeDef  GPIO_InitStructure; 

  RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1,ENABLE);
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);
    
  /* PB6,7 SCL and SDA */ 
  GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_6 | GPIO_Pin_7;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
  GPIO_Init(GPIOB, &GPIO_InitStructure);
	
  I2C_DeInit(I2C1);
  I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
  I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
  I2C_InitStructure.I2C_OwnAddress1 = 0x30;
  I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
  I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
  I2C_InitStructure.I2C_ClockSpeed = 300000;  //200K

  I2C_Cmd(I2C1, ENABLE);
  I2C_Init(I2C1, &I2C_InitStructure);

  /*允许1字节1应答模式*/
  I2C_AcknowledgeConfig(I2C1, ENABLE);
}
开发者ID:52osworld，项目名称:4axis，代码行数:36，代码来源:iic.c

示例5: I2CHW_Reset

void I2CHW_Reset(void)
{
  __IO uint32_t Timeout;
  //uint8_t i;
  GPIO_InitTypeDef GPIO_InitStructure; 
  
  GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_9 | GPIO_Pin_8;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(GPIOB, &GPIO_InitStructure);  
  
  I2C_DeInit(I2C1);
  RCC_APB1PeriphResetCmd(RCC_APB1Periph_I2C1, ENABLE);
  RCC_APB1PeriphResetCmd(RCC_APB1Periph_I2C1, DISABLE);  
  RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, DISABLE);
 
  //  GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_9 | GPIO_Pin_8;
  //  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  //  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  //  GPIO_Init(GPIOB, &GPIO_InitStructure);
  //  
  //  GPIO_SetBits(GPIOB,GPIO_Pin_9);
  //  GPIO_SetBits(GPIOB,GPIO_Pin_8);
  //  Timeout=0x1ff;
  //  while(Timeout--);
  
  I2C_Configuration();
  Timeout=0x1ff;
  while(Timeout--);  
}
开发者ID:003900107，项目名称:wpa900-V2-ai-V1.0，代码行数:30，代码来源:bsp.c

示例6: i2cSetup

void i2cSetup(uint32_t speed) {
	I2C_InitTypeDef i2cConfig;

	// GPIO Init
	RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);

	GPIO_PinAFConfig(GPIOB, GPIO_PinSource6, GPIO_AF_I2C1);
	GPIO_PinAFConfig(GPIOB, GPIO_PinSource9, GPIO_AF_I2C1);

	GPIO_Init(GPIOB, &(GPIO_InitTypeDef){GPIO_Pin_6, GPIO_Mode_AF, GPIO_Speed_50MHz, GPIO_OType_OD, GPIO_PuPd_NOPULL});
	GPIO_Init(GPIOB, &(GPIO_InitTypeDef){GPIO_Pin_9, GPIO_Mode_AF, GPIO_Speed_50MHz, GPIO_OType_OD, GPIO_PuPd_NOPULL});

	RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);

	// I2C init
	I2C_StructInit(&i2cConfig);

	// TODO - Figure out why the speed isn't being set porperly
	i2cConfig.I2C_ClockSpeed = speed;

	i2cConfig.I2C_DutyCycle = I2C_DutyCycle_16_9;

	I2C_DeInit(I2C1);

	I2C_Init(I2C1, &i2cConfig);

	I2C_ITConfig(I2C1, I2C_IT_ERR, ENABLE);
	NVIC_EnableIRQ(I2C1_ER_IRQn);

	I2C_Cmd(I2C1, ENABLE);
}
开发者ID:alvarop，项目名称:silta，代码行数:31，代码来源:i2c.c

示例7: init_i2c

void init_i2c(void) {
	I2C_InitTypeDef I2C_InitStruct;
	GPIO_InitTypeDef GPIO_InitStruct;

	RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);
 	RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);

	GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;

	GPIO_InitStruct.GPIO_Pin = GPIO_Pin_10 | GPIO_Pin_11; // SCL,SDA
	GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_OD;
	GPIO_Init(GPIOB, &GPIO_InitStruct);

	I2C_SoftwareResetCmd(I2C2, ENABLE);
	I2C_ITConfig(I2C2,I2C_IT_ERR,ENABLE);
	I2C_StructInit(&I2C_InitStruct);
	I2C_DeInit(I2C2);
	I2C_InitStruct.I2C_ClockSpeed = 100000;
	I2C_InitStruct.I2C_Ack = I2C_Ack_Enable;
	I2C_InitStruct.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
	I2C_InitStruct.I2C_Mode = I2C_Mode_I2C;
	I2C_InitStruct.I2C_DutyCycle = I2C_DutyCycle_2;
	I2C_InitStruct.I2C_OwnAddress1 = 0x00;
	I2C_Init(I2C2, &I2C_InitStruct);
	I2C_Cmd(I2C2, ENABLE);
}
开发者ID:John-Uzumaki，项目名称:stm32-player，代码行数:26，代码来源:radio.c

示例8: LM75_LowLevel_DeInit

/**
  * @brief  DeInitializes the LM75_I2C.
  * @param  None
  * @retval None
  */
void LM75_LowLevel_DeInit(void)
{
  GPIO_InitTypeDef  GPIO_InitStructure;

  /*!< Disable LM75_I2C */
  I2C_Cmd(LM75_I2C, DISABLE);
  /*!< DeInitializes the LM75_I2C */
  I2C_DeInit(LM75_I2C);
  
  /*!< LM75_I2C Periph clock disable */
  RCC_APB1PeriphClockCmd(LM75_I2C_CLK, DISABLE);
    
  /*!< Configure LM75_I2C pins: SCL */
  GPIO_InitStructure.GPIO_Pin = LM75_I2C_SCL_PIN;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(LM75_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);

  /*!< Configure LM75_I2C pins: SDA */
  GPIO_InitStructure.GPIO_Pin = LM75_I2C_SDA_PIN;
  GPIO_Init(LM75_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);

  /*!< Configure LM75_I2C pin: SMBUS ALERT */
  GPIO_InitStructure.GPIO_Pin = LM75_I2C_SMBUSALERT_PIN;
  GPIO_Init(LM75_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure);
}
开发者ID:Leon0820，项目名称:stm32，代码行数:30，代码来源:stm3210e_eval.c

示例9: TS751_LowLevel_DeInit

/**
  * @brief  DeInitializes the TS751_I2C.
  * @param  None
  * @retval None
  */
void TS751_LowLevel_DeInit(void)
{
  GPIO_InitTypeDef  GPIO_InitStructure;

  /* Disable TS751_I2C */
  I2C_Cmd(TS751_I2C, DISABLE);
  
  /* DeInitializes the TS751_I2C */
  I2C_DeInit(TS751_I2C);
  
  /* TS751_I2C Periph clock disable */
  RCC_APB1PeriphClockCmd(TS751_I2C_CLK, DISABLE);
    
  /* Configure TS751_I2C pins: SCL */
  GPIO_InitStructure.GPIO_Pin = TS751_I2C_SCL_PIN;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
  GPIO_Init(TS751_I2C_SCL_GPIO_PORT, &GPIO_InitStructure);

  /* Configure TS751_I2C pins: SDA */
  GPIO_InitStructure.GPIO_Pin = TS751_I2C_SDA_PIN;
  GPIO_Init(TS751_I2C_SDA_GPIO_PORT, &GPIO_InitStructure);

  /* Configure TS751_I2C pin: SMBUS ALERT */
  GPIO_InitStructure.GPIO_Pin = TS751_I2C_SMBUSALERT_PIN;
  GPIO_Init(TS751_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure);
}
开发者ID:KHIEM2812，项目名称:auto_quad_fc，代码行数:32，代码来源:stm32303c_eval.c

示例10: Mems_Init

/*******************************************************************************
* Function Name  : Mems_Init
* Description    : It inits mems 
* Input          : None
* Output         : status
* Return         : None
*******************************************************************************/
int8u Mems_Init(void)
{  
  int8u ret = 0;
  
  // GPIO assignments
  // PA1: SC2SDA (Serial Data)
  // PA2: SC2SCL (Serial Clock)

  //-----SC2 I2C Master GPIO configuration

  TIM2_CCER &= 0xFFFFEEEE;
  SC2_MODE =  SC2_MODE_I2C;
  GPIO_PACFGL &= 0xFFFFF00F;
  GPIO_PACFGL |= 0x00000DD0;
  
  SC2_RATELIN =  14;   // generates standard 100kbps or 400kbps
  SC2_RATEEXP =  1;    // 3 yields 100kbps; 1 yields 400kbps
  SC2_TWICTRL1 =  0;   // start from a clean state
  SC2_TWICTRL2 =  0;   // start from a clean state  
  
  ret = I2C_MEMS_Init();
  
  fullscale_state = MEMS_LOW_RANGE;

//Add later if really needed  
#ifdef ST_DBG  
  if (!ret)
   I2C_DeInit(MEMS_I2C);
#endif
  
  return ret;
}/* end Mems_Init */
开发者ID:kincki，项目名称:contiki，代码行数:39，代码来源:mems.c

示例11: I2cInit

void I2cInit( void )
{
    I2C_DeInit( I2C_INTERFACE );

    I2cGpioConfig( );
    I2cConfig( );
}
开发者ID:2thetop，项目名称:SX1272RF1BAS-STM32，代码行数:7，代码来源:i2c.c

示例12: vhI2C_initI2C1

void vhI2C_initI2C1(void)
{
	I2C_InitTypeDef I2C_InitStruct;

	/* 		I2C1
	 * setup SCL and SDA pins
	 * SCL = PB8
	 * SDA = PB9
	 */

	/* Deinit and reset the I2C to avoid it locking up */
    I2C_DeInit(I2C1 );
    I2C_SoftwareResetCmd(I2C1, ENABLE);
    I2C_SoftwareResetCmd(I2C1, DISABLE);

	I2C_InitStruct.I2C_ClockSpeed = I2C1_clockSpeed; 		// I2C1_clockSpeed [Hz]
	I2C_InitStruct.I2C_Mode = I2C_Mode_I2C;					// I2C mode
	I2C_InitStruct.I2C_DutyCycle = I2C_DutyCycle_2;			// 50% duty cycle --> standard
	I2C_InitStruct.I2C_OwnAddress1 = I2C1_ownAddress;		// own address, not relevant in master mode
	I2C_InitStruct.I2C_Ack = I2C_Ack_Disable;
	I2C_InitStruct.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit; // set address length to 7 bit addresses
	I2C_Init(I2C1, &I2C_InitStruct);						// init I2C1

	I2C_Cmd(I2C1, ENABLE);
}
开发者ID:torcek，项目名称:AUTOPILOT，代码行数:25，代码来源:I2C.c

示例13: I2C_Configuration

/*******************************************************************************
* Function Name  : I2C_Configuration
* Description    : I2C Configuration
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void I2C_Configuration(void)
{
  I2C_InitTypeDef  I2C_InitStructure; 
  GPIO_InitTypeDef  GPIO_InitStructure; 

  /* Configure I2C1 pins: SCL and SDA */
  GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_6 | GPIO_Pin_7;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
  GPIO_Init(GPIOB, &GPIO_InitStructure);

  /* I2C configuration */
  I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
  I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
  I2C_InitStructure.I2C_OwnAddress1 = I2C1_SLAVE_ADDRESS7;
  I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
  I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
  I2C_InitStructure.I2C_ClockSpeed = I2C_Speed;
  
  I2C_DeInit(I2C1);
  /* I2C Peripheral Enable */
  I2C_Cmd(I2C1, ENABLE);
  /* Apply I2C configuration after enabling it */
  I2C_Init(I2C1, &I2C_InitStructure);
}
开发者ID:Paolo-Maffei，项目名称:lxyppc-tetrix，代码行数:32，代码来源:i2c_ee.c

示例14: i2c_frequency

void i2c_frequency(i2c_t *obj, int hz) {
    I2C_TypeDef *i2c = (I2C_TypeDef *)(obj->i2c);
    I2C_InitTypeDef I2C_InitStructure;
    uint32_t tim = 0;

    // Disable the Fast Mode Plus capability
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE); // Enable SYSCFG clock
    SYSCFG_I2CFastModePlusConfig(SYSCFG_I2CFastModePlus_I2C1, DISABLE);
    SYSCFG_I2CFastModePlusConfig(SYSCFG_I2CFastModePlus_I2C2, DISABLE);

    /*
       Values calculated with I2C_Timing_Configuration_V1.0.1.xls file (see AN4235)
       * Standard mode (up to 100 kHz)
       * Fast Mode (up to 400 kHz)
       * Fast Mode Plus (up to 1 MHz)
       Below values obtained with:
       - I2C clock source = 8 MHz (HSI clock per default)
       - Analog filter delay = ON
       - Digital filter coefficient = 0
       - Rise time = 100 ns
       - Fall time = 10ns
    */
    switch (hz) {
        case 100000:
            tim = 0x00201D2B; // Standard mode
            break;
        case 200000:
            tim = 0x0010021E; // Fast Mode
            break;
        case 400000:
            tim = 0x0010020A; // Fast Mode
            break;
        case 1000000:
            tim = 0x00100001; // Fast Mode Plus
            // Enable the Fast Mode Plus capability
            if (obj->i2c == I2C_1) {
                SYSCFG_I2CFastModePlusConfig(SYSCFG_I2CFastModePlus_I2C1, ENABLE);
            }
            if (obj->i2c == I2C_2) {
                SYSCFG_I2CFastModePlusConfig(SYSCFG_I2CFastModePlus_I2C2, ENABLE);
            }
            break;
        default:
            error("Only 100kHz, 200kHz, 400kHz and 1MHz I2C frequencies are supported.");
            break;
    }

    // I2C configuration
    I2C_DeInit(i2c);
    I2C_InitStructure.I2C_Mode                = I2C_Mode_I2C;
    I2C_InitStructure.I2C_AnalogFilter        = I2C_AnalogFilter_Enable;
    I2C_InitStructure.I2C_DigitalFilter       = 0x00;
    I2C_InitStructure.I2C_OwnAddress1         = 0x00;
    I2C_InitStructure.I2C_Ack                 = I2C_Ack_Enable;
    I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
    I2C_InitStructure.I2C_Timing              = tim;
    I2C_Init(i2c, &I2C_InitStructure);

    I2C_Cmd(i2c, ENABLE);
}
开发者ID:fenrir-naru，项目名称:mbed，代码行数:60，代码来源:i2c_api.c

示例15: mchf_hw_i2c2_init

//*----------------------------------------------------------------------------
//* Function Name       : mchf_hw_i2c2_init
//* Object              :
//* Object              :
//* Input Parameters    :
//* Output Parameters   :
//* Functions called    :
//*----------------------------------------------------------------------------
void mchf_hw_i2c2_init(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
	I2C_InitTypeDef I2C_InitStructure;

	// CODEC_I2C SCL and SDA pins configuration
	GPIO_InitStructure.GPIO_Pin   = I2C2_SCL_PIN|I2C2_SDA_PIN;
	GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_AF;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_25MHz;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;

	GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_UP;		// we also have ext pullups
	GPIO_Init(I2C2_SCL_GPIO, &GPIO_InitStructure);

	// Connect pins to I2C peripheral
	GPIO_PinAFConfig(I2C2_SCL_GPIO, I2C2_SCL_PINSRC, CODEC_I2C_GPIO_AF);
	GPIO_PinAFConfig(I2C2_SDA_GPIO, I2C2_SDA_PINSRC, CODEC_I2C_GPIO_AF);

	// Enable the CODEC_I2C peripheral clock
	RCC_APB1PeriphClockCmd(I2C2_CLK, ENABLE);

	// CODEC_I2C peripheral configuration
	I2C_DeInit(CODEC_I2C);
	I2C_InitStructure.I2C_Mode 					= I2C_Mode_I2C;
	I2C_InitStructure.I2C_DutyCycle 			= I2C_DutyCycle_2;
	I2C_InitStructure.I2C_OwnAddress1 			= 0x33;
	I2C_InitStructure.I2C_Ack 					= I2C_Ack_Enable;
	I2C_InitStructure.I2C_AcknowledgedAddress 	= I2C_AcknowledgedAddress_7bit;
	I2C_InitStructure.I2C_ClockSpeed 			= I2C2_SPEED;

	// Enable the I2C peripheral
	I2C_Cmd (CODEC_I2C, ENABLE);
	I2C_Init(CODEC_I2C, &I2C_InitStructure);
}
开发者ID:n8ohu，项目名称:mcHF-SDR，代码行数:42，代码来源:mchf_hw_i2c2.c


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