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Dependencies:   mbed

Dependents:   GUI-746

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Ft5336_Exported_Functions
Modules | Functions

Ft5336_Exported_Functions
[Ft5336_Exported_Macros]

Modules

 Ft5336_Imported_Functions
 Ft5336_Imported_Globals

Functions

void ft5336_Init (uint16_t DeviceAddr)
 ft5336 Control functions
void ft5336_Reset (uint16_t DeviceAddr)
 Software Reset the ft5336.
uint16_t ft5336_ReadID (uint16_t DeviceAddr)
 Read the ft5336 device ID, pre initialize I2C in case of need to be able to read the FT5336 device ID, and verify this is a FT5336.
void ft5336_TS_Start (uint16_t DeviceAddr)
 Configures the touch Screen IC device to start detecting touches.
uint8_t ft5336_TS_DetectTouch (uint16_t DeviceAddr)
 Return if there is touches detected or not.
void ft5336_TS_GetXY (uint16_t DeviceAddr, uint16_t *X, uint16_t *Y)
 Get the touch screen X and Y positions values Manage multi touch thanks to touch Index global variable 'ft5336_handle.currActiveTouchIdx'.
void ft5336_TS_EnableIT (uint16_t DeviceAddr)
 Configure the FT5336 device to generate IT on given INT pin connected to MCU as EXTI.
void ft5336_TS_DisableIT (uint16_t DeviceAddr)
 Configure the FT5336 device to stop generating IT on the given INT pin connected to MCU as EXTI.
uint8_t ft5336_TS_ITStatus (uint16_t DeviceAddr)
 Get IT status from FT5336 interrupt status registers Should be called Following an EXTI coming to the MCU to know the detailed reason of the interrupt.
void ft5336_TS_ClearIT (uint16_t DeviceAddr)
 Clear IT status in FT5336 interrupt status clear registers Should be called Following an EXTI coming to the MCU.
void ft5336_TS_GetGestureID (uint16_t DeviceAddr, uint32_t *pGestureId)
 Get the last touch gesture identification (zoom, move up/down...).
void ft5336_TS_GetTouchInfo (uint16_t DeviceAddr, uint32_t touchIdx, uint32_t *pWeight, uint32_t *pArea, uint32_t *pEvent)
 Get the touch detailed informations on touch number 'touchIdx' (0..1) This touch detailed information contains :

  • weight that was applied to this touch
  • sub-area of the touch in the touch panel
  • event of linked to the touch (press down, lift up, ...)

Function Documentation

void ft5336_Init ( uint16_t  DeviceAddr )

ft5336 Control functions

Initialize the ft5336 communication bus from MCU to FT5336 : ie I2C channel initialization (if required).

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
Noneft5336 Control functions
Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
None

Definition at line 147 of file ft5336.c.

uint16_t ft5336_ReadID ( uint16_t  DeviceAddr )

Read the ft5336 device ID, pre initialize I2C in case of need to be able to read the FT5336 device ID, and verify this is a FT5336.

Parameters:
DeviceAddr,:I2C FT5336 Slave address.
Return values:
TheDevice ID (two bytes).

Definition at line 175 of file ft5336.c.

void ft5336_Reset ( uint16_t  DeviceAddr )

Software Reset the ft5336.

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
None
Note:
: Not applicable to FT5336.
Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
None

Definition at line 163 of file ft5336.c.

void ft5336_TS_ClearIT ( uint16_t  DeviceAddr )

Clear IT status in FT5336 interrupt status clear registers Should be called Following an EXTI coming to the MCU.

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
TSinterrupts status
Note:
: This feature is not applicable to FT5336.
Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
None

Definition at line 422 of file ft5336.c.

uint8_t ft5336_TS_DetectTouch ( uint16_t  DeviceAddr )

Return if there is touches detected or not.

Try to detect new touches and forget the old ones (reset internal global variables).

Parameters:
DeviceAddr,:Device address on communication Bus.
Return values:
:Number of active touches detected (can be 0, 1 or 2).

Definition at line 224 of file ft5336.c.

void ft5336_TS_DisableIT ( uint16_t  DeviceAddr )

Configure the FT5336 device to stop generating IT on the given INT pin connected to MCU as EXTI.

Parameters:
DeviceAddr,:Device address on communication Bus (Slave I2C address of FT5336).
Return values:
None

Definition at line 392 of file ft5336.c.

void ft5336_TS_EnableIT ( uint16_t  DeviceAddr )

Configure the FT5336 device to generate IT on given INT pin connected to MCU as EXTI.

Parameters:
DeviceAddr,:Device address on communication Bus (Slave I2C address of FT5336).
Return values:
None

Definition at line 377 of file ft5336.c.

void ft5336_TS_GetGestureID ( uint16_t  DeviceAddr,
uint32_t *  pGestureId 
)

Get the last touch gesture identification (zoom, move up/down...).

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
pGestureId: Pointer to get last touch gesture Identification.
Return values:
None.

Definition at line 437 of file ft5336.c.

void ft5336_TS_GetTouchInfo ( uint16_t  DeviceAddr,
uint32_t  touchIdx,
uint32_t *  pWeight,
uint32_t *  pArea,
uint32_t *  pEvent 
)

Get the touch detailed informations on touch number 'touchIdx' (0..1) This touch detailed information contains :

  • weight that was applied to this touch
  • sub-area of the touch in the touch panel
  • event of linked to the touch (press down, lift up, ...)

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
touchIdx: Passed index of the touch (0..1) on which we want to get the detailed information.
pWeight: Pointer to to get the weight information of 'touchIdx'.
pArea: Pointer to to get the sub-area information of 'touchIdx'.
pEvent: Pointer to to get the event information of 'touchIdx'.
Return values:
None.

Definition at line 461 of file ft5336.c.

void ft5336_TS_GetXY ( uint16_t  DeviceAddr,
uint16_t *  X,
uint16_t *  Y 
)

Get the touch screen X and Y positions values Manage multi touch thanks to touch Index global variable 'ft5336_handle.currActiveTouchIdx'.

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 256 of file ft5336.c.

uint8_t ft5336_TS_ITStatus ( uint16_t  DeviceAddr )

Get IT status from FT5336 interrupt status registers Should be called Following an EXTI coming to the MCU to know the detailed reason of the interrupt.

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
TSinterrupts status
Note:
: This feature is not applicable to FT5336.
Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address of FT5336).
Return values:
TSinterrupts status : always return 0 here

Definition at line 409 of file ft5336.c.

void ft5336_TS_Start ( uint16_t  DeviceAddr )

Configures the touch Screen IC device to start detecting touches.

Parameters:
DeviceAddr,:Device address on communication Bus (I2C slave address).
Return values:
None.

Definition at line 207 of file ft5336.c.

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