STM324xG_EVAL BSP User Manual: STM324xG EVAL TS Exported Functions

STM3240G / STM3241G EVAL BSP Drivers

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STM324xG_EVAL BSP User Manual
Functions
STM324xG EVAL TS Exported Functions
STM324xG EVAL TS

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_GetState (TS_StateTypeDef *TS_State)
 Returns status and positions of the touch screen.
uint8_t BSP_TS_ITConfig (void)
 Configures and enables the touch screen interrupts.
uint8_t BSP_TS_ITGetStatus (void)
 Gets the touch screen interrupt status.
void BSP_TS_ITClear (void)
 Clears all touch screen interrupts.

Function Documentation

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_OKif all initializations are OK. Other value if error.

Definition at line 190 of file stm324xg_eval_ts.c.

References TS_StateTypeDef::TouchDetected, ts_driver, TS_I2C_ADDRESS, TS_OK, ts_orientation, TS_SWAP_X, TS_SWAP_XY, TS_SWAP_Y, ts_x_boundary, ts_y_boundary, 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_OKif all initializations are OK. Other value if error.

Definition at line 137 of file stm324xg_eval_ts.c.

References ts_driver, TS_ERROR, TS_I2C_ADDRESS, TS_OK, ts_orientation, TS_SWAP_XY, ts_x_boundary, and ts_y_boundary.

void BSP_TS_ITClear ( void  )

Clears all touch screen interrupts.

Definition at line 238 of file stm324xg_eval_ts.c.

References ts_driver, and TS_I2C_ADDRESS.

uint8_t BSP_TS_ITConfig ( void  )

Configures and enables the touch screen interrupts.

Return values:
TS_OKif all initializations are OK. Other value if error.

Definition at line 167 of file stm324xg_eval_ts.c.

References ts_driver, TS_I2C_ADDRESS, and TS_OK.

uint8_t BSP_TS_ITGetStatus ( void  )

Gets the touch screen interrupt status.

Return values:
TS_OKif all initializations are OK. Other value if error.

Definition at line 179 of file stm324xg_eval_ts.c.

References ts_driver, and TS_I2C_ADDRESS.

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