MFXSTM32L152_Private_Functions

Functions
void	mfxstm32l152_Init (uint16_t DeviceAddr)
	Initialize the mfxstm32l152 and configure the needed hardware resources. More...
void	mfxstm32l152_DeInit (uint16_t DeviceAddr)
	DeInitialize the mfxstm32l152 and unconfigure the needed hardware resources. More...
void	mfxstm32l152_Reset (uint16_t DeviceAddr)
	Reset the mfxstm32l152 by Software. More...
void	mfxstm32l152_LowPower (uint16_t DeviceAddr)
	Put mfxstm32l152 Device in Low Power standby mode. More...
void	mfxstm32l152_WakeUp (uint16_t DeviceAddr)
	WakeUp mfxstm32l152 from standby mode. More...
uint16_t	mfxstm32l152_ReadID (uint16_t DeviceAddr)
	Read the MFXSTM32L152 IO Expander device ID. More...
uint16_t	mfxstm32l152_ReadFwVersion (uint16_t DeviceAddr)
	Read the MFXSTM32L152 device firmware version. More...
void	mfxstm32l152_EnableITSource (uint16_t DeviceAddr, uint8_t Source)
	Enable the interrupt mode for the selected IT source. More...
void	mfxstm32l152_DisableITSource (uint16_t DeviceAddr, uint8_t Source)
	Disable the interrupt mode for the selected IT source. More...
uint8_t	mfxstm32l152_GlobalITStatus (uint16_t DeviceAddr, uint8_t Source)
	Returns the selected Global interrupt source pending bit value. More...
void	mfxstm32l152_ClearGlobalIT (uint16_t DeviceAddr, uint8_t Source)
	Clear the selected Global interrupt pending bit(s) More...
void	mfxstm32l152_SetIrqOutPinPolarity (uint16_t DeviceAddr, uint8_t Polarity)
	Set the global interrupt Polarity of IRQ_OUT_PIN. More...
void	mfxstm32l152_SetIrqOutPinType (uint16_t DeviceAddr, uint8_t Type)
	Set the global interrupt Type of IRQ_OUT_PIN. More...
void	mfxstm32l152_IO_Start (uint16_t DeviceAddr, uint32_t IO_Pin)
	Start the IO functionality used and enable the AF for selected IO pin(s). More...
uint8_t	mfxstm32l152_IO_Config (uint16_t DeviceAddr, uint32_t IO_Pin, IO_ModeTypedef IO_Mode)
	Configures the IO pin(s) according to IO mode structure value. More...
void	mfxstm32l152_IO_InitPin (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t Direction)
	Initialize the selected IO pin direction. More...
void	mfxstm32l152_IO_SetIrqEvtMode (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t Evt)
	Set the global interrupt Type. More...
void	mfxstm32l152_IO_SetIrqTypeMode (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t Type)
	Configure the Edge for which a transition is detectable for the selected pin. More...
void	mfxstm32l152_IO_WritePin (uint16_t DeviceAddr, uint32_t IO_Pin, uint8_t PinState)
	When GPIO is in output mode, puts the corresponding GPO in High (1) or Low (0) level. More...
uint32_t	mfxstm32l152_IO_ReadPin (uint16_t DeviceAddr, uint32_t IO_Pin)
	Return the state of the selected IO pin(s). More...
void	mfxstm32l152_IO_EnableIT (uint16_t DeviceAddr)
	Enable the global IO interrupt source. More...
void	mfxstm32l152_IO_DisableIT (uint16_t DeviceAddr)
	Disable the global IO interrupt source. More...
void	mfxstm32l152_IO_EnablePinIT (uint16_t DeviceAddr, uint32_t IO_Pin)
	Enable interrupt mode for the selected IO pin(s). More...
void	mfxstm32l152_IO_DisablePinIT (uint16_t DeviceAddr, uint32_t IO_Pin)
	Disable interrupt mode for the selected IO pin(s). More...
uint32_t	mfxstm32l152_IO_ITStatus (uint16_t DeviceAddr, uint32_t IO_Pin)
	Check the status of the selected IO interrupt pending bit. More...
void	mfxstm32l152_IO_ClearIT (uint16_t DeviceAddr, uint32_t IO_Pin)
	Clear the selected IO interrupt pending bit(s). It clear automatically also the general MFXSTM32L152_REG_ADR_IRQ_PENDING. More...
void	mfxstm32l152_IO_EnableAF (uint16_t DeviceAddr)
	Enable the AF for aGPIO. More...
void	mfxstm32l152_IO_DisableAF (uint16_t DeviceAddr)
	Disable the AF for aGPIO. More...
void	mfxstm32l152_TS_Start (uint16_t DeviceAddr)
	Configures the touch Screen Controller (Single point detection) More...
uint8_t	mfxstm32l152_TS_DetectTouch (uint16_t DeviceAddr)
	Return if there is touch detected or not. More...
void	mfxstm32l152_TS_GetXY (uint16_t DeviceAddr, uint16_t *X, uint16_t *Y)
	Get the touch screen X and Y positions values. More...
void	mfxstm32l152_TS_EnableIT (uint16_t DeviceAddr)
	Configure the selected source to generate a global interrupt or not. More...
void	mfxstm32l152_TS_DisableIT (uint16_t DeviceAddr)
	Configure the selected source to generate a global interrupt or not. More...
uint8_t	mfxstm32l152_TS_ITStatus (uint16_t DeviceAddr)
	Configure the selected source to generate a global interrupt or not. More...
void	mfxstm32l152_TS_ClearIT (uint16_t DeviceAddr)
	Configure the selected source to generate a global interrupt or not. More...
void	mfxstm32l152_IDD_Start (uint16_t DeviceAddr)
	Launch IDD current measurement. More...
void	mfxstm32l152_IDD_Config (uint16_t DeviceAddr, IDD_ConfigTypeDef MfxIddConfig)
	Configures the IDD current measurement. More...
void	mfxstm32l152_IDD_ConfigShuntNbLimit (uint16_t DeviceAddr, uint8_t ShuntNbLimit)
	This function allows to modify number of shunt used for a measurement. More...
void	mfxstm32l152_IDD_GetValue (uint16_t DeviceAddr, uint32_t *ReadValue)
	Get Idd current value. More...
uint8_t	mfxstm32l152_IDD_GetShuntUsed (uint16_t DeviceAddr)
	Get Last shunt used for measurement. More...
void	mfxstm32l152_IDD_EnableIT (uint16_t DeviceAddr)
	Configure mfx to enable Idd interrupt. More...
void	mfxstm32l152_IDD_ClearIT (uint16_t DeviceAddr)
	Clear Idd global interrupt. More...
uint8_t	mfxstm32l152_IDD_GetITStatus (uint16_t DeviceAddr)
	get Idd interrupt status More...
void	mfxstm32l152_IDD_DisableIT (uint16_t DeviceAddr)
	disable Idd interrupt More...
uint8_t	mfxstm32l152_Error_ReadSrc (uint16_t DeviceAddr)
	Read Error Source. More...
uint8_t	mfxstm32l152_Error_ReadMsg (uint16_t DeviceAddr)
	Read Error Message. More...
void	mfxstm32l152_Error_EnableIT (uint16_t DeviceAddr)
	Enable Error global interrupt. More...
void	mfxstm32l152_Error_ClearIT (uint16_t DeviceAddr)
	Clear Error global interrupt. More...
uint8_t	mfxstm32l152_Error_GetITStatus (uint16_t DeviceAddr)
	get Error interrupt status More...
void	mfxstm32l152_Error_DisableIT (uint16_t DeviceAddr)
	disable Error interrupt More...
uint8_t	mfxstm32l152_ReadReg (uint16_t DeviceAddr, uint8_t RegAddr)
	FOR DEBUG ONLY. More...
void	mfxstm32l152_WriteReg (uint16_t DeviceAddr, uint8_t RegAddr, uint8_t Value)

Detailed Description

Function Documentation

void mfxstm32l152_ClearGlobalIT	(	uint16_t	DeviceAddr,
		uint8_t	Source
	)

Clear the selected Global interrupt pending bit(s)

Parameters

DeviceAddr

Device address on communication Bus.

Source

the Global interrupt source to be cleared, could be any combination of the below values. The acknowledge signal for MFXSTM32L152_GPIOs configured in input with interrupt is not on this register but in IRQ_GPI_ACK1, IRQ_GPI_ACK2 registers. MFXSTM32L152_IRQ_IDD : IDD interrupt MFXSTM32L152_IRQ_ERROR : Error interrupt MFXSTM32L152_IRQ_TS_DET : Touch Screen Controller Touch Detected interrupt MFXSTM32L152_IRQ_TS_NE : Touch Screen FIFO Not Empty MFXSTM32L152_IRQ_TS_TH : Touch Screen FIFO threshold triggered MFXSTM32L152_IRQ_TS_FULL : Touch Screen FIFO Full MFXSTM32L152_IRQ_TS_OVF : Touch Screen FIFO Overflow /\/\ IMPORTANT NOTE /\/\ must not use MFXSTM32L152_IRQ_GPIO as argument, see IRQ_GPI_ACK1 and IRQ_GPI_ACK2 registers

Return values

None

Definition at line 396 of file mfxstm32l152.c.

void mfxstm32l152_DeInit

(

uint16_t

DeviceAddr

)

DeInitialize the mfxstm32l152 and unconfigure the needed hardware resources.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 201 of file mfxstm32l152.c.

void mfxstm32l152_DisableITSource	(	uint16_t	DeviceAddr,
		uint8_t	Source
	)

Disable the interrupt mode for the selected IT source.

Parameters

DeviceAddr

Device address on communication Bus.

Source

The interrupt source to be configured, could be: MFXSTM32L152_IRQ_GPIO: IO interrupt MFXSTM32L152_IRQ_IDD : IDD interrupt MFXSTM32L152_IRQ_ERROR : Error interrupt MFXSTM32L152_IRQ_TS_DET : Touch Screen Controller Touch Detected interrupt MFXSTM32L152_IRQ_TS_NE : Touch Screen FIFO Not Empty MFXSTM32L152_IRQ_TS_TH : Touch Screen FIFO threshold triggered MFXSTM32L152_IRQ_TS_FULL : Touch Screen FIFO Full MFXSTM32L152_IRQ_TS_OVF : Touch Screen FIFO Overflow

Return values

None

Definition at line 345 of file mfxstm32l152.c.

void mfxstm32l152_EnableITSource	(	uint16_t	DeviceAddr,
		uint8_t	Source
	)

Enable the interrupt mode for the selected IT source.

Parameters

DeviceAddr

Device address on communication Bus.

Source

The interrupt source to be configured, could be: MFXSTM32L152_IRQ_GPIO: IO interrupt MFXSTM32L152_IRQ_IDD : IDD interrupt MFXSTM32L152_IRQ_ERROR : Error interrupt MFXSTM32L152_IRQ_TS_DET : Touch Screen Controller Touch Detected interrupt MFXSTM32L152_IRQ_TS_NE : Touch Screen FIFO Not Empty MFXSTM32L152_IRQ_TS_TH : Touch Screen FIFO threshold triggered MFXSTM32L152_IRQ_TS_FULL : Touch Screen FIFO Full MFXSTM32L152_IRQ_TS_OVF : Touch Screen FIFO Overflow

Return values

None

Definition at line 317 of file mfxstm32l152.c.

void mfxstm32l152_Error_ClearIT

(

uint16_t

DeviceAddr

)

Clear Error global interrupt.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1403 of file mfxstm32l152.c.

void mfxstm32l152_Error_DisableIT

(

uint16_t

DeviceAddr

)

disable Error interrupt

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None.

Definition at line 1425 of file mfxstm32l152.c.

void mfxstm32l152_Error_EnableIT

(

uint16_t

DeviceAddr

)

Enable Error global interrupt.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1390 of file mfxstm32l152.c.

uint8_t mfxstm32l152_Error_GetITStatus

(

uint16_t

DeviceAddr

)

get Error interrupt status

Parameters

DeviceAddr

Device address on communication Bus.

Return values

Error

interrupts status

Definition at line 1414 of file mfxstm32l152.c.

uint8_t mfxstm32l152_Error_ReadMsg

(

uint16_t

DeviceAddr

)

Read Error Message.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

Error

message code with error source

Definition at line 1378 of file mfxstm32l152.c.

uint8_t mfxstm32l152_Error_ReadSrc

(

uint16_t

DeviceAddr

)

Read Error Source.

MFXSTM32L152 Error management functions.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

Error

message code with error source

Definition at line 1367 of file mfxstm32l152.c.

uint8_t mfxstm32l152_GlobalITStatus	(	uint16_t	DeviceAddr,
		uint8_t	Source
	)

Returns the selected Global interrupt source pending bit value.

Parameters

DeviceAddr

Device address on communication Bus.

Source

the Global interrupt source to be checked, could be: MFXSTM32L152_IRQ_GPIO: IO interrupt MFXSTM32L152_IRQ_IDD : IDD interrupt MFXSTM32L152_IRQ_ERROR : Error interrupt MFXSTM32L152_IRQ_TS_DET : Touch Screen Controller Touch Detected interrupt MFXSTM32L152_IRQ_TS_NE : Touch Screen FIFO Not Empty MFXSTM32L152_IRQ_TS_TH : Touch Screen FIFO threshold triggered MFXSTM32L152_IRQ_TS_FULL : Touch Screen FIFO Full MFXSTM32L152_IRQ_TS_OVF : Touch Screen FIFO Overflow

Return values

The	value of the checked Global interrupt source status.

Definition at line 374 of file mfxstm32l152.c.

void mfxstm32l152_IDD_ClearIT

(

uint16_t

DeviceAddr

)

Clear Idd global interrupt.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1329 of file mfxstm32l152.c.

void mfxstm32l152_IDD_Config	(	uint16_t	DeviceAddr,
		IDD_ConfigTypeDef	MfxIddConfig
	)

Configures the IDD current measurement.

Parameters

DeviceAddr	Device address on communication Bus.
MfxIddConfig	Parameters depending on hardware config.

Return values

None

Definition at line 1158 of file mfxstm32l152.c.

void mfxstm32l152_IDD_ConfigShuntNbLimit	(	uint16_t	DeviceAddr,
		uint8_t	ShuntNbLimit
	)

This function allows to modify number of shunt used for a measurement.

Parameters

DeviceAddr

Device address on communication Bus

Return values

None.

Definition at line 1267 of file mfxstm32l152.c.

void mfxstm32l152_IDD_DisableIT

(

uint16_t

DeviceAddr

)

disable Idd interrupt

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None.

Definition at line 1351 of file mfxstm32l152.c.

void mfxstm32l152_IDD_EnableIT

(

uint16_t

DeviceAddr

)

Configure mfx to enable Idd interrupt.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1316 of file mfxstm32l152.c.

uint8_t mfxstm32l152_IDD_GetITStatus

(

uint16_t

DeviceAddr

)

get Idd interrupt status

Parameters

DeviceAddr

Device address on communication Bus.

Return values

IDD	interrupts status

Definition at line 1340 of file mfxstm32l152.c.

uint8_t mfxstm32l152_IDD_GetShuntUsed

(

uint16_t

DeviceAddr

)

Get Last shunt used for measurement.

Parameters

DeviceAddr

Device address on communication Bus

Return values

Last	shunt used

Definition at line 1306 of file mfxstm32l152.c.

void mfxstm32l152_IDD_GetValue	(	uint16_t	DeviceAddr,
		uint32_t *	ReadValue
	)

Get Idd current value.

Parameters

DeviceAddr	Device address on communication Bus
ReadValue	Pointer on value to be read

Return values

Idd	value in 10 nA.

Definition at line 1290 of file mfxstm32l152.c.

void mfxstm32l152_IDD_Start

(

uint16_t

DeviceAddr

)

Launch IDD current measurement.

MFXSTM32L152 IDD current measurement functionalities functions.

Parameters

DeviceAddr

Device address on communication Bus

Return values

None.

Definition at line 1138 of file mfxstm32l152.c.

void mfxstm32l152_Init

(

uint16_t

DeviceAddr

)

Initialize the mfxstm32l152 and configure the needed hardware resources.

MFXSTM32L152 Control functions.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 168 of file mfxstm32l152.c.

void mfxstm32l152_IO_ClearIT	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Clear the selected IO interrupt pending bit(s). It clear automatically also the general MFXSTM32L152_REG_ADR_IRQ_PENDING.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	the IO interrupt to be cleared, could be: MFXSTM32L152_GPIO_PIN_x: Where x can be from 0 to 23.

Return values

None

Definition at line 903 of file mfxstm32l152.c.

uint8_t mfxstm32l152_IO_Config	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin,
		IO_ModeTypedef	IO_Mode
	)

Configures the IO pin(s) according to IO mode structure value.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The output pin to be set or reset. This parameter can be one of the following values: MFXSTM32L152_GPIO_PIN_x: where x can be from 0 to 23.
IO_Mode	The IO pin mode to configure, could be one of the following values: IO_MODE_INPUT IO_MODE_OUTPUT IO_MODE_IT_RISING_EDGE IO_MODE_IT_FALLING_EDGE IO_MODE_IT_LOW_LEVEL IO_MODE_IT_HIGH_LEVEL IO_MODE_INPUT_PU, IO_MODE_INPUT_PD, IO_MODE_OUTPUT_OD_PU, IO_MODE_OUTPUT_OD_PD, IO_MODE_OUTPUT_PP_PU, IO_MODE_OUTPUT_PP_PD, IO_MODE_IT_RISING_EDGE_PU IO_MODE_IT_FALLING_EDGE_PU IO_MODE_IT_LOW_LEVEL_PU IO_MODE_IT_HIGH_LEVEL_PU IO_MODE_IT_RISING_EDGE_PD IO_MODE_IT_FALLING_EDGE_PD IO_MODE_IT_LOW_LEVEL_PD IO_MODE_IT_HIGH_LEVEL_PD

Return values

None

Definition at line 535 of file mfxstm32l152.c.

void mfxstm32l152_IO_DisableAF

(

uint16_t

DeviceAddr

)

Disable the AF for aGPIO.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 961 of file mfxstm32l152.c.

void mfxstm32l152_IO_DisableIT

(

uint16_t

DeviceAddr

)

Disable the global IO interrupt source.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 841 of file mfxstm32l152.c.

void mfxstm32l152_IO_DisablePinIT	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Disable interrupt mode for the selected IO pin(s).

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO interrupt to be disabled. This parameter could be any combination of the following values: MFXSTM32L152_GPIO_PIN_x: where x can be from 0 to 23.

Return values

None

Definition at line 868 of file mfxstm32l152.c.

void mfxstm32l152_IO_EnableAF

(

uint16_t

DeviceAddr

)

Enable the AF for aGPIO.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 935 of file mfxstm32l152.c.

void mfxstm32l152_IO_EnableIT

(

uint16_t

DeviceAddr

)

Enable the global IO interrupt source.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 828 of file mfxstm32l152.c.

void mfxstm32l152_IO_EnablePinIT	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Enable interrupt mode for the selected IO pin(s).

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO interrupt to be enabled. This parameter could be any combination of the following values: MFXSTM32L152_GPIO_PIN_x: where x can be from 0 to 23.

Return values

None

Definition at line 855 of file mfxstm32l152.c.

void mfxstm32l152_IO_InitPin	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin,
		uint8_t	Direction
	)

Initialize the selected IO pin direction.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO pin to be configured. This parameter could be any combination of the following values: MFXSTM32L152_GPIO_PIN_x: Where x can be from 0 to 23.
Direction	could be MFXSTM32L152_GPIO_DIR_IN or MFXSTM32L152_GPIO_DIR_OUT.

Return values

None

Definition at line 737 of file mfxstm32l152.c.

uint32_t mfxstm32l152_IO_ITStatus	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Check the status of the selected IO interrupt pending bit.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO interrupt to be checked could be: MFXSTM32L152_GPIO_PIN_x Where x can be from 0 to 23.

Return values

Status

of the checked IO pin(s).

Definition at line 881 of file mfxstm32l152.c.

uint32_t mfxstm32l152_IO_ReadPin	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Return the state of the selected IO pin(s).

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The output pin to be set or reset. This parameter can be one of the following values: MFXSTM32L152_GPIO_PIN_x: where x can be from 0 to 23.

Return values

IO	pin(s) state.

Definition at line 809 of file mfxstm32l152.c.

void mfxstm32l152_IO_SetIrqEvtMode	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin,
		uint8_t	Evt
	)

Set the global interrupt Type.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO pin to be configured. This parameter could be any combination of the following values: MFXSTM32L152_GPIO_PIN_x: Where x can be from 0 to 23.
Evt	Interrupt line activity type, could be one of the following values: MFXSTM32L152_IRQ_GPI_EVT_LEVEL: Interrupt line is active in level model MFXSTM32L152_IRQ_GPI_EVT_EDGE: Interrupt line is active in edge model

Return values

None

Definition at line 753 of file mfxstm32l152.c.

void mfxstm32l152_IO_SetIrqTypeMode	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin,
		uint8_t	Type
	)

Configure the Edge for which a transition is detectable for the selected pin.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The IO pin to be configured. This parameter could be any combination of the following values: MFXSTM32L152_GPIO_PIN_x: Where x can be from 0 to 23.
Evt	Interrupt line activity type, could be one of the following values: MFXSTM32L152_IRQ_GPI_TYPE_LLFE: Interrupt line is active in Low Level or Falling Edge MFXSTM32L152_IRQ_GPI_TYPE_HLRE: Interrupt line is active in High Level or Rising Edge

Return values

None

Definition at line 771 of file mfxstm32l152.c.

void mfxstm32l152_IO_Start	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin
	)

Start the IO functionality used and enable the AF for selected IO pin(s).

MFXSTM32L152 IO functionalities functions.

Parameters

DeviceAddr	Device address on communication Bus.
AF_en	0 to disable, else enabled.

Return values

None

Definition at line 472 of file mfxstm32l152.c.

void mfxstm32l152_IO_WritePin	(	uint16_t	DeviceAddr,
		uint32_t	IO_Pin,
		uint8_t	PinState
	)

When GPIO is in output mode, puts the corresponding GPO in High (1) or Low (0) level.

Parameters

DeviceAddr	Device address on communication Bus.
IO_Pin	The output pin to be set or reset. This parameter can be one of the following values: MFXSTM32L152_GPIO_PIN_x: where x can be from 0 to 23.
PinState	The new IO pin state.

Return values

None

Definition at line 786 of file mfxstm32l152.c.

void mfxstm32l152_LowPower

(

uint16_t

DeviceAddr

)

Put mfxstm32l152 Device in Low Power standby mode.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 235 of file mfxstm32l152.c.

uint16_t mfxstm32l152_ReadFwVersion

(

uint16_t

DeviceAddr

)

Read the MFXSTM32L152 device firmware version.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

The	Device FW version (two bytes).

Definition at line 293 of file mfxstm32l152.c.

uint16_t mfxstm32l152_ReadID

(

uint16_t

DeviceAddr

)

Read the MFXSTM32L152 IO Expander device ID.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

The	Device ID (two bytes).

Definition at line 272 of file mfxstm32l152.c.

uint8_t mfxstm32l152_ReadReg	(	uint16_t	DeviceAddr,
		uint8_t	RegAddr
	)

FOR DEBUG ONLY.

Definition at line 1434 of file mfxstm32l152.c.

void mfxstm32l152_Reset

(

uint16_t

DeviceAddr

)

Reset the mfxstm32l152 by Software.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 221 of file mfxstm32l152.c.

void mfxstm32l152_SetIrqOutPinPolarity	(	uint16_t	DeviceAddr,
		uint8_t	Polarity
	)

Set the global interrupt Polarity of IRQ_OUT_PIN.

Parameters

DeviceAddr	Device address on communication Bus.
Polarity	the IT mode polarity, could be one of the following values: MFXSTM32L152_OUT_PIN_POLARITY_LOW: Interrupt output line is active Low edge MFXSTM32L152_OUT_PIN_POLARITY_HIGH: Interrupt line output is active High edge

Return values

None

Definition at line 410 of file mfxstm32l152.c.

void mfxstm32l152_SetIrqOutPinType	(	uint16_t	DeviceAddr,
		uint8_t	Type
	)

Set the global interrupt Type of IRQ_OUT_PIN.

Parameters

DeviceAddr	Device address on communication Bus.
Type	Interrupt line activity type, could be one of the following values: MFXSTM32L152_OUT_PIN_TYPE_OPENDRAIN: Open Drain output Interrupt line MFXSTM32L152_OUT_PIN_TYPE_PUSHPULL: Push Pull output Interrupt line

Return values

None

Definition at line 439 of file mfxstm32l152.c.

void mfxstm32l152_TS_ClearIT

(

uint16_t

DeviceAddr

)

Configure the selected source to generate a global interrupt or not.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1123 of file mfxstm32l152.c.

uint8_t mfxstm32l152_TS_DetectTouch

(

uint16_t

DeviceAddr

)

Return if there is touch detected or not.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

Touch

detected state.

Definition at line 1043 of file mfxstm32l152.c.

void mfxstm32l152_TS_DisableIT

(

uint16_t

DeviceAddr

)

Configure the selected source to generate a global interrupt or not.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1101 of file mfxstm32l152.c.

void mfxstm32l152_TS_EnableIT

(

uint16_t

DeviceAddr

)

Configure the selected source to generate a global interrupt or not.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 1088 of file mfxstm32l152.c.

void mfxstm32l152_TS_GetXY	(	uint16_t	DeviceAddr,
		uint16_t *	X,
		uint16_t *	Y
	)

Get the touch screen X and Y positions values.

Parameters

DeviceAddr	Device address on communication Bus.
X	Pointer to X position value
Y	Pointer to Y position value

Return values

None.

Definition at line 1069 of file mfxstm32l152.c.

uint8_t mfxstm32l152_TS_ITStatus

(

uint16_t

DeviceAddr

)

Configure the selected source to generate a global interrupt or not.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

TS	interrupts status

Definition at line 1112 of file mfxstm32l152.c.

void mfxstm32l152_TS_Start

(

uint16_t

DeviceAddr

)

Configures the touch Screen Controller (Single point detection)

MFXSTM32L152 Touch screen functionalities functions.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None.

Definition at line 993 of file mfxstm32l152.c.

void mfxstm32l152_WakeUp

(

uint16_t

DeviceAddr

)

WakeUp mfxstm32l152 from standby mode.

Parameters

DeviceAddr

Device address on communication Bus.

Return values

None

Definition at line 249 of file mfxstm32l152.c.

void mfxstm32l152_WriteReg	(	uint16_t	DeviceAddr,
		uint8_t	RegAddr,
		uint8_t	Value
	)

Definition at line 1440 of file mfxstm32l152.c.