STM32F429I DISCOVERY TS Private Functions

Functions
uint8_t	BSP_TS_Init (uint16_t XSize, uint16_t YSize)
	Initializes and configures the touch screen functionalities and configures all necessary hardware resources (GPIOs, clocks..).
uint8_t	BSP_TS_ITConfig (void)
	Configures and enables the touch screen interrupts.
uint8_t	BSP_TS_ITGetStatus (void)
	Gets the TS IT status.
void	BSP_TS_GetState (TS_StateTypeDef *TsState)
	Returns status and positions of the touch screen.
void	BSP_TS_ITClear (void)
	Clears all touch screen interrupts.

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Function Documentation

void BSP_TS_GetState

(

TS_StateTypeDef *

TsState

)

Returns status and positions of the touch screen.

Parameters:

TsState,:

Pointer to touch screen current state structure

Definition at line 157 of file stm32f429i_discovery_ts.c.

References TS_StateTypeDef::TouchDetected, TS_I2C_ADDRESS, TsDrv, TsXBoundary, TsYBoundary, TS_StateTypeDef::X, and TS_StateTypeDef::Y.

uint8_t BSP_TS_Init	(	uint16_t	XSize,
		uint16_t	YSize
	)

Initializes and configures the touch screen functionalities and configures all necessary hardware resources (GPIOs, clocks..).

Parameters:

XSize,:	The maximum X size of the TS area on LCD
YSize,:	The maximum Y size of the TS area on LCD

Return values:

TS_OK,:

if all initializations are OK. Other value if error.

Definition at line 104 of file stm32f429i_discovery_ts.c.

References TS_ERROR, TS_I2C_ADDRESS, TS_OK, TsDrv, TsXBoundary, and TsYBoundary.

void BSP_TS_ITClear

(

void

)

Clears all touch screen interrupts.

Definition at line 233 of file stm32f429i_discovery_ts.c.

References TS_I2C_ADDRESS, and TsDrv.

uint8_t BSP_TS_ITConfig

(

void

)

Configures and enables the touch screen interrupts.

Return values:

TS_OK,:

if ITconfig is OK. Other value if error.

Definition at line 135 of file stm32f429i_discovery_ts.c.

References TS_I2C_ADDRESS, TS_OK, and TsDrv.

uint8_t BSP_TS_ITGetStatus

(

void

)

Gets the TS IT status.

Return values:

Interrupt

status.

Definition at line 147 of file stm32f429i_discovery_ts.c.

References TS_I2C_ADDRESS, and TsDrv.