Difference between revisions of "Unit FT5x06Touch"
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'''Initialization functions''' | '''Initialization functions''' | ||
Revision as of 06:19, 3 August 2022
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Description
EDT FocalTech FT5x06 I2C Touchscreen Driver unit
The EDT FocalTech FT5x06 I2C controllers are a range of capacitive touchscreen controllers that include multipoint touch support and are used by a variety of small LCD displays. The exact features and capability of each device can be found by checking the datasheets which can be obtained online.
This driver is compatible with the following devices:
edt,edt-ft5206 (5 touch points) edt,edt-ft5306 (5 touch points) edt,edt-ft5406 (5 touch points) edt,edt-ft5506 (10 touch points) evervision,ev-ft5726 (10 touch points) focaltech,ft6236 (2 touch points)
Constants
To be documented
Type definitions
To be documented
Public variables
To be documented
Function declarations
Initialization functions
procedure FT5X06Init;
Description: Initialize the FT5x06 Touch unit and parameters
| Note | Called internally by other functions |
|---|
FT5x06 functions
function FT5X06TouchCreate(I2C:PI2CDevice; Address:Word; Width,Height:LongWord; IRQ,RST:PGPIOInfo):PTouchDevice;
Description: Create, register and start a new FT5x06 Touch device connected to the specified I2C device
| I2C | The I2C device this FT5x06 Touch device is connected to |
|---|---|
| Address | The I2C address for this FT5x06 Touch device |
| Width | The width of the screen in pixels (When set at TOUCH_ROTATION_0) |
| Height | The height of the screen in pixels (When set at TOUCH_ROTATION_0) |
| IRQ | The GPIO information for the IRQ line (Optional) |
| Return | Pointer to the new Touch device or nil on failure |
function FT5X06TouchDestroy(Touch:PTouchDevice):LongWord;
Description: Stop, deregister and destroy a FT5x06 Touch device created by this driver
| Touch | The Touch device to destroy |
|---|---|
| Return | ERROR_SUCCESS if completed or another error code on failure |
FT5x06 touch functions
function FT5X06TouchStart(Touch:PTouchDevice):LongWord;
Description: Implementation of TouchDeviceStart API for FT5x06 Touch device
| Note | Not intended to be called directly by applications, use TouchDeviceStart instead. |
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function FT5X06TouchStop(Touch:PTouchDevice):LongWord;
Description: Implementation of TouchDeviceStop API for FT5x06 Touch device
| Note | Not intended to be called directly by applications, use TouchDeviceStop instead. |
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function FT5X06TouchUpdate(Touch:PTouchDevice):LongWord;
Description: Implementation of TouchDeviceUpdate API for FT5x06 Touch device
| Note | Not intended to be called directly by applications, use TouchDeviceUpdate instead. |
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procedure FT5X06TouchTimer(Touch:PFT5X06Touch);
Description: Touch device timer event handler for FT5x06 Touch device
| Note | Not intended to be called directly by applications |
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procedure FT5X06TouchCallback(Touch:PFT5X06Touch; Pin,Trigger:LongWord);
Description: Touch device event callback (Interrupt) handler for FT5x06 Touch device
| Note | Not intended to be called directly by applications |
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