STM32446E EVAL 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_DeInit (void)
	DeInitializes the TouchScreen.
uint8_t	BSP_TS_ITEnable (void)
	Enables the touch screen interrupts.
uint8_t	BSP_TS_ITDisable (void)
	Disables the touch screen interrupts.
uint8_t	BSP_TS_ITConfig (void)
	Configures and enables the touch screen interrupts.
void	BSP_TS_ITClear (void)
	Clears all touch screen interrupts.
uint8_t	BSP_TS_ITGetStatus (void)
	Gets the touch screen interrupt status.
void	BSP_TS_FIFOClear (void)
	Clears touch screen FIFO containing 128 x,y values.
uint8_t	BSP_TS_GetState (TS_StateTypeDef *TS_State)
	Returns status and positions of the touch screen.

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Function Documentation

uint8_t BSP_TS_DeInit

(

void

)

DeInitializes the TouchScreen.

Return values:

TS

state

Definition at line 174 of file stm32446e_eval_ts.c.

References TS_OK.

void BSP_TS_FIFOClear

(

void

)

Clears touch screen FIFO containing 128 x,y values.

Definition at line 239 of file stm32446e_eval_ts.c.

uint8_t BSP_TS_GetState

(

TS_StateTypeDef *

TS_State

)

Returns status and positions of the touch screen.

Parameters:

TS_State,:

Pointer to touch screen current state structure

Return values:

TS_OK

if all initializations are OK. Other value if error.

Definition at line 253 of file stm32446e_eval_ts.c.

References AddressI2C, TS_StateTypeDef::TouchDetected, ts_driver, TS_OK, TS_SWAP_X, TS_SWAP_XY, TS_SWAP_Y, tsBundaryX, tsBundaryY, tsOrientation, 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,:	Maximum X size of the TS area on LCD
ySize,:	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 142 of file stm32446e_eval_ts.c.

References AddressI2C, BSP_IO_Init(), IO_I2C_ADDRESS, ts_driver, TS_I2C_ADDRESS, TS_OK, TS_SWAP_NONE, tsBundaryX, tsBundaryY, and tsOrientation.

void BSP_TS_ITClear

(

void

)

Clears all touch screen interrupts.

Definition at line 220 of file stm32446e_eval_ts.c.

References AddressI2C, and ts_driver.

uint8_t BSP_TS_ITConfig

(

void

)

Configures and enables the touch screen interrupts.

Return values:

TS_OK

if all initializations are OK. Other value if error.

Definition at line 206 of file stm32446e_eval_ts.c.

References AddressI2C, BSP_IO_Init(), ts_driver, and TS_OK.

uint8_t BSP_TS_ITDisable

(

void

)

Disables the touch screen interrupts.

Return values:

TS_OK

if all initializations are OK. Other value if error.

Definition at line 195 of file stm32446e_eval_ts.c.

References AddressI2C, ts_driver, and TS_OK.

uint8_t BSP_TS_ITEnable

(

void

)

Enables the touch screen interrupts.

Return values:

TS_OK

if all initializations are OK. Other value if error.

Definition at line 184 of file stm32446e_eval_ts.c.

References AddressI2C, ts_driver, and TS_OK.

uint8_t BSP_TS_ITGetStatus

(

void

)

Gets the touch screen interrupt status.

Return values:

TS_OK

if all initializations are OK. Other value if error.

Definition at line 230 of file stm32446e_eval_ts.c.

References AddressI2C, and ts_driver.