Difference between revisions of "Unit ILI9340"

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'''ILI9340 TFT framebuffer functions'''
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<pre style="border: 0; padding-bottom:0px;">function ILI9340TFTFramebufferInitialize(Framebuffer:PTFTFramebuffer; Defaults:PFramebufferProperties):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferInitialize API for ILI9340</div>
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<pre style="border: 0; padding-bottom:0px;">function ILI9340TFTFramebufferDeinitialize(Framebuffer:PTFTFramebuffer):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferDeinitialize API for ILI9340</div>
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! '''Note'''
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<pre style="border: 0; padding-bottom:0px;">function ILI9340TFTFramebufferGetDefaults(Framebuffer:PTFTFramebuffer; Properties,Defaults:PFramebufferProperties):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferGetDefaults API for ILI9340</div>
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! '''Note'''
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<pre style="border: 0; padding-bottom:0px;">function ILI9340TFTFramebufferSetWriteAddress(Framebuffer:PTFTFramebuffer; X1,Y1,X2,Y2:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferSetWriteAddress API for ILI9340</div>
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! '''Note'''
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<pre style="border: 0; padding-bottom:0px;">function ILI9340TFTFramebufferWriteMemory(Framebuffer:PTFTFramebuffer; Address,Size:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferWriteMemory API for ILI9340</div>
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! '''Note'''
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Revision as of 00:52, 14 October 2016

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Description


The ILITEK ILI9340 is a 240x320 Resolution RGB 262K color TFT LCD Single Chip Driver that supports color depths of 16 or 18bit. This driver supports the chip only in 16 bit depth using RGB565 format.

The chip provides an SPI interface at up to 32MHz and supports rotations of 0, 90, 180 and 270 degrees.

Constants


To be documented

Type definitions


To be documented

Public variables


To be documented

Function declarations



ILI9340 functions

function ILI9340FramebufferCreate(SPI:PSPIDevice; ChipSelect:Word; const Name:String; Rotation,Width,Height:LongWord; RST,DC,BL:PGPIOInfo):PFramebufferDevice;
Description: Create, register and allocate a new ILI9340 Framebuffer device which can be accessed using the framebuffer API
SPI The SPI device that this ILI9340 is connected to
ChipSelect The SPI chip select to use when communicating with this device
Name The text description of this device which will should in the device list (Optional)
Rotation The rotation value for the framebuffer device (eg FRAMEBUFFER_ROTATION_180)
Width The width of the framebuffer in pixels
Height The height of the framebuffer in pixels
RST GPIO pin information for the Reset pin (Optional)
DC GPIO pin information for the Data/Command pin
BL GPIO pin information for the Backlight pin (Optional)
Return Pointer to the new Framebuffer device or nil if the framebuffer device could not be created


function ILI9340FramebufferDestroy(Framebuffer:PFramebufferDevice):LongWord;
Description: Release, deregister and destroy an ILI9340 Framebuffer device created by this driver
Framebuffer The Framebuffer device to destroy
Return ERROR_SUCCESS if completed or another error code on failure


ILI9340 framebuffer functions

function ILI9340FramebufferBlank(Framebuffer:PFramebufferDevice; Blank:Boolean):LongWord;
Description: Implementation of FramebufferDeviceBlank API for ILI9340
Note Not intended to be called directly by applications, use FramebufferDeviceBlank instead


function ILI9340FramebufferSetBacklight(Framebuffer:PFramebufferDevice; Brightness:LongWord):LongWord;
Description: Implementation of FramebufferDeviceSetBacklight API for ILI9340
Note Not intended to be called directly by applications, use FramebufferDeviceSetBacklight instead


ILI9340 TFT framebuffer functions

function ILI9340TFTFramebufferInitialize(Framebuffer:PTFTFramebuffer; Defaults:PFramebufferProperties):LongWord;
Description: Implementation of TFTFramebufferInitialize API for ILI9340
Note Not intended to be called directly by applications


function ILI9340TFTFramebufferDeinitialize(Framebuffer:PTFTFramebuffer):LongWord;
Description: Implementation of TFTFramebufferDeinitialize API for ILI9340
Note Not intended to be called directly by applications


function ILI9340TFTFramebufferGetDefaults(Framebuffer:PTFTFramebuffer; Properties,Defaults:PFramebufferProperties):LongWord;
Description: Implementation of TFTFramebufferGetDefaults API for ILI9340
Note Not intended to be called directly by applications


function ILI9340TFTFramebufferSetWriteAddress(Framebuffer:PTFTFramebuffer; X1,Y1,X2,Y2:LongWord):LongWord;
Description: Implementation of TFTFramebufferSetWriteAddress API for ILI9340
Note Not intended to be called directly by applications


function ILI9340TFTFramebufferWriteMemory(Framebuffer:PTFTFramebuffer; Address,Size:LongWord):LongWord;
Description: Implementation of TFTFramebufferWriteMemory API for ILI9340
Note Not intended to be called directly by applications


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