PAL Register Access Functions

PAL Register Access Functions. More...

Functions
VL53L0X_Error	VL53L0X_LockSequenceAccess (VL53L0X_DEV Dev)
	Lock comms interface to serialize all commands to a shared I2C interface for a specific device. More...
VL53L0X_Error	VL53L0X_UnlockSequenceAccess (VL53L0X_DEV Dev)
	Unlock comms interface to serialize all commands to a shared I2C interface for a specific device. More...
VL53L0X_Error	VL53L0X_WriteMulti (VL53L0X_DEV Dev, uint8_t index, uint8_t *pdata, uint32_t count)
	Writes the supplied byte buffer to the device. More...
VL53L0X_Error	VL53L0X_ReadMulti (VL53L0X_DEV Dev, uint8_t index, uint8_t *pdata, uint32_t count)
	Reads the requested number of bytes from the device. More...
VL53L0X_Error	VL53L0X_WrByte (VL53L0X_DEV Dev, uint8_t index, uint8_t data)
	Write single byte register. More...
VL53L0X_Error	VL53L0X_WrWord (VL53L0X_DEV Dev, uint8_t index, uint16_t data)
	Write word register. More...
VL53L0X_Error	VL53L0X_WrDWord (VL53L0X_DEV Dev, uint8_t index, uint32_t data)
	Write double word (4 byte) register. More...
VL53L0X_Error	VL53L0X_RdByte (VL53L0X_DEV Dev, uint8_t index, uint8_t *data)
	Read single byte register. More...
VL53L0X_Error	VL53L0X_RdWord (VL53L0X_DEV Dev, uint8_t index, uint16_t *data)
	Read word (2byte) register. More...
VL53L0X_Error	VL53L0X_RdDWord (VL53L0X_DEV Dev, uint8_t index, uint32_t *data)
	Read dword (4byte) register. More...
VL53L0X_Error	VL53L0X_UpdateByte (VL53L0X_DEV Dev, uint8_t index, uint8_t AndData, uint8_t OrData)
	Threat safe Update (read/modify/write) single byte register. More...

Detailed Description

PAL Register Access Functions.

Function Documentation

VL53L0X_Error VL53L0X_LockSequenceAccess

(

VL53L0X_DEV

Dev

)

Lock comms interface to serialize all commands to a shared I2C interface for a specific device.

Parameters

Dev	Device Handle

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_UnlockSequenceAccess

(

VL53L0X_DEV

Dev

)

Unlock comms interface to serialize all commands to a shared I2C interface for a specific device.

Parameters

Dev	Device Handle

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_WriteMulti	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint8_t *	pdata,
		uint32_t	count
	)

Writes the supplied byte buffer to the device.

Parameters

Dev	Device Handle
index	The register index
pdata	Pointer to uint8_t buffer containing the data to be written
count	Number of bytes in the supplied byte buffer

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_ReadMulti	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint8_t *	pdata,
		uint32_t	count
	)

Reads the requested number of bytes from the device.

Parameters

Dev	Device Handle
index	The register index
pdata	Pointer to the uint8_t buffer to store read data
count	Number of uint8_t's to read

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_WrByte	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint8_t	data
	)

Write single byte register.

Parameters

Dev	Device Handle
index	The register index
data	8 bit register data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_WrWord	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint16_t	data
	)

Write word register.

Parameters

Dev	Device Handle
index	The register index
data	16 bit register data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_WrDWord	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint32_t	data
	)

Write double word (4 byte) register.

Parameters

Dev	Device Handle
index	The register index
data	32 bit register data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_RdByte	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint8_t *	data
	)

Read single byte register.

Parameters

Dev	Device Handle
index	The register index
data	pointer to 8 bit data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_RdWord	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint16_t *	data
	)

Read word (2byte) register.

Parameters

Dev	Device Handle
index	The register index
data	pointer to 16 bit data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_RdDWord	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint32_t *	data
	)

Read dword (4byte) register.

Parameters

Dev	Device Handle
index	The register index
data	pointer to 32 bit data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error

VL53L0X_Error VL53L0X_UpdateByte	(	VL53L0X_DEV	Dev,
		uint8_t	index,
		uint8_t	AndData,
		uint8_t	OrData
	)

Threat safe Update (read/modify/write) single byte register.

Final_reg = (Initial_reg & and_data) |or_data

Parameters

Dev	Device Handle
index	The register index
AndData	8 bit and data
OrData	8 bit or data

Returns

VL53L0X_ERROR_NONE Success

"Other error code" See VL53L0X_Error