Difference between revisions of "Unit HX8357D"

Latest revision as of 04:50, 17 June 2021

See HX8357-D datasheet

`HX8357D_CMD_NOP = $00;`	6.2.1 NOP: No Operation
`HX8357D_CMD_SWRESET = $01;`	6.2.2 SWRESET: Software reset

`HX8357D_CMD_RDDIDIF = $04;`	6.2.3 Read display identification information

`HX8357D_CMD_SLPIN = $10;`	6.2.14 SLPIN: Sleep in (Enter the minimum power consumption mode) (Wait 120ms)
`HX8357D_CMD_SLPOUT = $11;`	6.2.15 SLPOUT: Sleep out (Wait 5ms)

`HX8357D_CMD_PTLON = $12;`	6.2.16 PTLON: Partial mode on (This command turns on partial mode. The partial mode window is described by the Partial Area command (30H))
`HX8357D_CMD_NORON = $13;`	6.2.17 NORON: Normal display mode on (This command returns the display to normal mode)

`HX8357D_CMD_INVOFF = $20;`	6.2.18 INVOFF: Display inversion off (This command is used to recover from display inversion mode)
`HX8357D_CMD_INVON = $21;`	6.2.19 INVON: Display inversion on (This command is used to enter into display inversion mode)

`HX8357D_CMD_ALLPOFF = $22;`	6.2.20 All pixel off (This command turns the display panel black in ‘Sleep Out’ mode)
`HX8357D_CMD_ALLPON = $23;`	6.2.21 All pixel on (This command turns the display panel white in ‘Sleep Out‘ mode)

`HX8357D_CMD_DISPOFF = $28;`	6.2.23 DISPOFF: Display off (This command is used to enter into DISPLAY OFF mode. In this mode, the output from Frame Memory is disabled and blank page inserted)
`HX8357D_CMD_DISPON = $29;`	6.2.24 DISPON: Display on (This command is used to recover from DISPLAY OFF mode. Output from the Frame Memory is enabled)

`HX8357D_CMD_CASET = $2A;`	6.2.25 CASET: Column address set (This command is used to define area of frame memory where MCU can access)
`HX8357D_CMD_PASET = $2B;`	6.2.26 PASET: Page address set (This command is used to define area of frame memory where MCU can access)
`HX8357D_CMD_RAMWR = $2C;`	6.2.27 RAMWR: Memory write (This command is used to transfer data from MCU to frame memory)
`HX8357D_CMD_RAMRD = $2E;`	6.2.28 RAMRD: Memory read (This command is used to transfer data from frame memory to MCU)

`HX8357D_CMD_TEON = $35;`	6.2.32 TEON: Tearing effect line on

`HX8357D_CMD_MADCTL = $36;`	6.2.33 MADCTL: Memory access control
`HX8357D_CMD_COLMOD = $3A;`	6.2.37 COLMOD: Interface pixel format

`HX8357D_CMD_TESL = $44;`	6.2.40 TESL: Set tear scan line

`HX8357D_CMD_SETOSC = $B0;`	6.2.73 SETOSC: set internal oscillator
`HX8357D_CMD_SETPOWER = $B1;`	6.2.74 SETPOWER: set power control
`HX8357D_CMD_SETRGB = $B3;`	6.2.76 SETRGB: set RGB interface
`HX8357D_CMD_SETCYC = $B4;`	6.2.77 SETCYC: set display cycle register
`HX8357D_CMD_SETCOM = $B6;`	6.2.79 SETCOM: set VCOM voltage related register

`HX8357D_CMD_SETEXTC = $B9;`	6.2.81 SETEXTC: enable extension command (Enable: FFh,83h,57h / Disable: xxh,xxh,xxh)

`HX8357D_CMD_SETSTBA = $C0;`	6.2.82 SETSTBA: Set Source Option

`HX8357D_CMD_SETPANEL = $CC;`	6.2.87 SETPanel: set panel characteristic

`HX8357D_CMD_SETGAMMA = $E0;`	6.2.88 SETGamma: set gamma curve

[Expand]

HX8357D memory access control HX8357D_CMD_MADCTL_*

Type definitions

[Expand]

PHX8357DFramebuffer = ^THX8357DFramebuffer;

THX8357DFramebuffer = record

Public variables

None defined

Function declarations

HX8357D functions

[Expand]

function HX8357DFramebufferCreate(SPI:PSPIDevice; ChipSelect:Word; const Name:String; Rotation,Width,Height:LongWord; RST,DC,BL:PGPIOInfo):PFramebufferDevice;

Description: Create, register and allocate a new HX8357D Framebuffer device which can be accessed using the framebuffer API

[Expand]

function HX8357DFramebufferDestroy(Framebuffer:PFramebufferDevice):LongWord;

Description: Release, deregister and destroy an HX8357D Framebuffer device created by this driver

HX8357D framebuffer functions

[Expand]

function HX8357DFramebufferBlank(Framebuffer:PFramebufferDevice; Blank:Boolean):LongWord;

Description: Implementation of FramebufferDeviceBlank API for HX8357D

[Expand]

function HX8357DFramebufferSetBacklight(Framebuffer:PFramebufferDevice; Brightness:LongWord):LongWord;

Description: Implementation of FramebufferDeviceSetBacklight API for HX8357D

HX8357D TFT framebuffer functions

[Expand]

function HX8357DTFTFramebufferInitialize(Framebuffer:PTFTFramebuffer; Defaults:PFramebufferProperties):LongWord;

Description: Implementation of TFTFramebufferInitialize API for HX8357D

[Expand]

function HX8357DTFTFramebufferDeinitialize(Framebuffer:PTFTFramebuffer):LongWord;

Description: Implementation of TFTFramebufferDeinitialize API for HX8357D

[Expand]

function HX8357DTFTFramebufferGetDefaults(Framebuffer:PTFTFramebuffer; Properties,Defaults:PFramebufferProperties):LongWord;

Description: Implementation of TFTFramebufferGetDefaults API for HX8357D

[Expand]

function HX8357DTFTFramebufferSetWriteAddress(Framebuffer:PTFTFramebuffer; X1,Y1,X2,Y2:LongWord):LongWord;

Description: Implementation of TFTFramebufferSetWriteAddress API for HX8357D

[Expand]

function HX8357DTFTFramebufferWriteMemory(Framebuffer:PTFTFramebuffer; Address:PtrUInt; Size:LongWord):LongWord;

Description: Implementation of TFTFramebufferWriteMemory API for HX8357D

HX8357D helper functions

[Expand]

function HX8357DWriteCommand(Framebuffer:PTFTFramebuffer; Value:Byte):LongWord;

Description: Write a single command value to the HX8357D

[Expand]

function HX8357DWriteCommandEx(Framebuffer:PTFTFramebuffer; const Values:array of Byte):LongWord;

Description: Write multiple command values to the HX8357D

[Expand]

function HX8357DWriteData(Framebuffer:PTFTFramebuffer; Value:Byte):LongWord;

Description: Write a single data value to the HX8357D

[Expand]

function HX8357DWriteDataEx(Framebuffer:PTFTFramebuffer; const Values:array of Byte):LongWord;

Description: Write multiple data values to the HX8357D

Return to Unit Reference

@@ Line 4: / Line 4: @@
 === Description ===
 ----
+'''Himax HX8357D TFT LCD Driver unit'''
 The Himax HX8357D is a 320 x 480 RGB, 16M color TFT LCD Single Chip Driver that supports color depths of 16, 18 or 24bit. This driver supports the chip in both 16 and 24 bit depths using RGB888 or RGB565 formats.
@@ Line 25: / Line 27: @@
 <br />
 <div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 20px; padding-bottom: 15px;">
-<div style="font-size: 14px; padding-left: 12px;">'''HX8357D SPI constants''' <code> HX8357D_SPI_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''HX8357D SPI''' <code> HX8357D_SPI_* </code></div>
 <div class="mw-collapsible-content" style="text-align: left; padding-left: 5px;">
 {| class="wikitable" style="font-size: 14px; background: white;"
@@ Line 36: / Line 38: @@
 <br />
 <div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 20px; padding-bottom: 15px;">
-<div style="font-size: 14px; padding-left: 12px;">'''HX8357D command constants''' <code> HX8357D_CMD_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''HX8357D command''' <code> HX8357D_CMD_* </code></div>
 <div class="mw-collapsible-content" style="text-align: left; padding-left: 5px;">
 {| class="wikitable" style="font-size: 14px; background: white;"
@@ Line 50: / Line 52: @@
 | 6.2.2 SWRESET: Software reset
 |-
-| <code>|colspan="2"|&nbsp;</code>
+|colspan="2"|&nbsp;
-| &nbsp;
 |-
 | <code>HX8357D_CMD_RDDIDIF = $04;</code>
@@ Line 169: / Line 170: @@
 <br />
 <div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 20px; padding-bottom: 15px;">
-<div style="font-size: 14px; padding-left: 12px;">'''HX8357D memory access control constants''' <code> HX8357D_CMD_MADCTL_* </code></div>
+<div style="font-size: 14px; padding-left: 12px;">'''HX8357D memory access control''' <code> HX8357D_CMD_MADCTL_* </code></div>
 <div class="mw-collapsible-content" style="text-align: left; padding-left: 5px;">
 {| class="wikitable" style="font-size: 14px; background: white;"
@@ Line 208: / Line 209: @@
 ----
-''To be documented''
+<div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial;">
+<code>PHX8357DFramebuffer = ^THX8357DFramebuffer;</code>
+<code>THX8357DFramebuffer = record</code>
+<div class="mw-collapsible-content" style="text-align: left; padding-left: 5px;">
+{| class="wikitable" style="font-size: 14px; background: white;"
+|-
+|colspan="2"|''TFT Properties''
+|-
+| <code>TFT:TTFTFramebuffer;</code>
+| style="width: 50%;"|&nbsp;
+|-
+|colspan="2"|''HX8357D Properties''
+|-
+| &nbsp;
+| style="width: 50%;"|&nbsp;
+|-
+|}
+</div></div>
+<br />
 === Public variables ===
 ----
-''To be documented''
+''None defined''
 === Function declarations ===
@@ Line 354: / Line 375: @@
 <br />
 <div class="toccolours mw-collapsible mw-collapsed" style="border: 1; font-family: arial; padding-top: 0px; padding-bottom: 15px;">
-<pre style="border: 0; padding-bottom:0px;">function HX8357DTFTFramebufferWriteMemory(Framebuffer:PTFTFramebuffer; Address,Size:LongWord):LongWord;</pre>
+<pre style="border: 0; padding-bottom:0px;">function HX8357DTFTFramebufferWriteMemory(Framebuffer:PTFTFramebuffer; Address:PtrUInt; Size:LongWord):LongWord;</pre>
 <div style="font-size: 14px; padding-left: 12px;">'''Description:''' Implementation of TFTFramebufferWriteMemory API for HX8357D</div>
 <div class="mw-collapsible-content" style="text-align: left; padding-left: 5px;">

See HX8357-D datasheet 6.2.33 Memory access control

`HX8357D_CMD_MADCTL_MY = $80;`	Page Address Order
`HX8357D_CMD_MADCTL_MX = $40;`	Column Address Order
`HX8357D_CMD_MADCTL_MV = $20;`	Page / Column Selection
`HX8357D_CMD_MADCTL_ML = $10;`	Vertical Order
`HX8357D_CMD_MADCTL_RGB = $00;`	Colour selector switch control(0=RGB colour filter panel, 1=BGR colour filter panel)
`HX8357D_CMD_MADCTL_BGR = $08;`
`HX8357D_CMD_MADCTL_SS = $04;`	Horizontal Order
`HX8357D_CMD_MADCTL_MH = HX8357D_CMD_MADCTL_SS;`

SPI	The SPI device that this HX8357D 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)
Rotaion	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

Framebuffer	The Framebuffer device to destroy
Return	ERROR_SUCCESS if completed or another error code on failure

Difference between revisions of "Unit HX8357D"

Latest revision as of 04:50, 17 June 2021

Contents

Description

Constants

Type definitions

Public variables

Function declarations

Navigation menu

Personal tools

Namespaces

Variants

Views

More

Search

Navigation

Tools

TFT Properties
`TFT:TTFTFramebuffer;`
HX8357D Properties