Ft5336_Public_Function_Body
[Ft5336_Private_Functions]

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

ft5336 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.

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:

The	Device ID (two bytes).

Definition at line 175 of file ft5336.c.

Software Reset the ft5336.

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.

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

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.

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.

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.

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.

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.

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.

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.

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.

Note:

: This feature is not applicable to FT5336.

Parameters:

DeviceAddr,:

Device address on communication Bus (I2C slave address of FT5336).

Return values:

TS	interrupts status : always return 0 here

Definition at line 409 of file ft5336.c.

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.