Bus Operation functions

Functions
static void	I2Cx_Init (void)
	Discovery I2Cx Bus initialization.
static void	I2Cx_WriteData (uint16_t Addr, uint8_t Reg, uint8_t Value)
	Write a value in a register of the device through BUS.
static uint8_t	I2Cx_ReadData (uint16_t Addr, uint8_t Reg)
	Read a value in a register of the device through BUS.
static void	I2Cx_Error (void)
	I2C3 error treatment function.
static void	I2Cx_MspInit (I2C_HandleTypeDef *hi2c)
	Discovery I2Cx MSP Initialization.
static void	SPIx_Init (void)
	SPIx Bus initialization.
static uint8_t	SPIx_WriteRead (uint8_t Byte)
	Sends a Byte through the SPI interface and return the Byte received from the SPI bus.
static void	SPIx_Error (void)
	SPIx error treatment function.
static void	SPIx_MspInit (SPI_HandleTypeDef *hspi)
	SPI MSP Init.

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Function Documentation

static void I2Cx_Error

(

void

)

[static]

I2C3 error treatment function.

Return values:

None

Definition at line 413 of file stm32f3_discovery.c.

References I2cHandle, and I2Cx_Init().

Referenced by I2Cx_ReadData(), and I2Cx_WriteData().

static void I2Cx_Init

(

void

)

[static]

Discovery I2Cx Bus initialization.

Return values:

None

Definition at line 347 of file stm32f3_discovery.c.

References ACCELERO_I2C_ADDRESS, DISCOVERY_I2Cx, I2cHandle, and I2Cx_MspInit().

Referenced by COMPASSACCELERO_IO_Init(), and I2Cx_Error().

static void I2Cx_MspInit

(

I2C_HandleTypeDef *

hi2c

)

[static]

Discovery I2Cx MSP Initialization.

Parameters:

hi2c	I2C handle

Return values:

None

Definition at line 323 of file stm32f3_discovery.c.

References DISCOVERY_I2Cx_AF, DISCOVERY_I2Cx_CLK_ENABLE, DISCOVERY_I2Cx_GPIO_CLK_ENABLE, DISCOVERY_I2Cx_GPIO_PORT, DISCOVERY_I2Cx_SCL_PIN, and DISCOVERY_I2Cx_SDA_PIN.

Referenced by I2Cx_Init().

static uint8_t I2Cx_ReadData	(	uint16_t	Addr,
		uint8_t	Reg
	)		[static]

Read a value in a register of the device through BUS.

Parameters:

Addr	Device address on BUS Bus.
Reg	The target register address to write

Return values:

Data	read at register @

Definition at line 392 of file stm32f3_discovery.c.

References I2cHandle, I2Cx_Error(), and I2cxTimeout.

Referenced by COMPASSACCELERO_IO_Read().

static void I2Cx_WriteData	(	uint16_t	Addr,
		uint8_t	Reg,
		uint8_t	Value
	)		[static]

Write a value in a register of the device through BUS.

Parameters:

Addr	Device address on BUS Bus.
Reg	The target register address to write
Value	The target register value to be written

Return values:

None

Definition at line 372 of file stm32f3_discovery.c.

References I2cHandle, I2Cx_Error(), and I2cxTimeout.

Referenced by COMPASSACCELERO_IO_Write().

static void SPIx_Error

(

void

)

[static]

SPIx error treatment function.

Return values:

None

Definition at line 485 of file stm32f3_discovery.c.

References SpiHandle, and SPIx_Init().

Referenced by SPIx_WriteRead().

static void SPIx_Init

(

void

)

[static]

SPIx Bus initialization.

Return values:

None

Definition at line 430 of file stm32f3_discovery.c.

References DISCOVERY_SPIx, SpiHandle, and SPIx_MspInit().

Referenced by GYRO_IO_Init(), and SPIx_Error().

static void SPIx_MspInit

(

SPI_HandleTypeDef *

hspi

)

[static]

SPI MSP Init.

Parameters:

hspi	SPI handle

Return values:

None

Definition at line 500 of file stm32f3_discovery.c.

References DISCOVERY_SPIx_AF, DISCOVERY_SPIx_CLK_ENABLE, DISCOVERY_SPIx_GPIO_CLK_ENABLE, DISCOVERY_SPIx_GPIO_PORT, DISCOVERY_SPIx_MISO_PIN, DISCOVERY_SPIx_MOSI_PIN, and DISCOVERY_SPIx_SCK_PIN.

Referenced by SPIx_Init().

static uint8_t SPIx_WriteRead

(

uint8_t

Byte

)

[static]

Sends a Byte through the SPI interface and return the Byte received from the SPI bus.

Parameters:

Byte	Byte send.

Return values:

The	received byte value

Definition at line 465 of file stm32f3_discovery.c.

References SpiHandle, SPIx_Error(), and SpixTimeout.

Referenced by GYRO_IO_Read(), and GYRO_IO_Write().