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PDF TW8823 Data sheet ( Hoja de datos )
| Número de pieza | TW8823 | |
| Descripción | TFT Flat Panel Controller | |
| Fabricantes | Techwell | |
| Logotipo |  |
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TW8823 -- TFT Flat Panel Controller
with built-in 3D Video Decoder, TripleADCs , Dual PIP and 16-bit
OSD Support
Datasheet from Techwell, Inc.
Information may change without notice
Disclaimer
This document provides technical information for the user. Techwell Inc. reserves the right to modify the
information in this document as necessary. The customer should make sure that they have the most recent data
sheet version. Techwell Inc. holds no responsibility for any errors that may appear in this document. Customers
should take appropriate action to ensure their use of the products does not infringe upon any patents. Techwell Inc.
respects valid patent rights of third parties and does not infringe upon or assist others to infringe upon such rights.
TECHWELL, INC.
1
REV A
11/20/2009
1 page  
TW8823 – TFT FLAT PANEL CONTROLLER
0x0635 – PIP2 Control Register......................................................170
0x0636 – PIP2 Control Register......................................................170
0x0637 – PIP2 Control Register......................................................171
0x0638 – PIP2 Control Register......................................................171
0x0639 – PIP2 Control Register......................................................171
0x063A – PIP2 Control Register.....................................................171
0x063B – PIP2 Control Register.....................................................171
0x063C – PIP2 Control Register.....................................................171
0x063D – PIP2 Control Register.....................................................171
0x063E – PIP2 Control Register.....................................................172
0x063F – PIP2 Control Register .....................................................172
0x0640 – PIP2 Control Register......................................................172
0x0641 – PIP2 Control Register......................................................172
0x0642 – PIP2 Control Register......................................................172
0x0643 – PIP2 Control Register......................................................172
0x0644 – PIP2 Control Register......................................................172
0x0645 – PIP2 Control Register......................................................173
0x0646 – PIP2 Control Register......................................................173
0x0647 – PIP2 Control Register......................................................173
0x0648 – PIP2 Control Register......................................................173
0x0649 – PIP2 Control Register......................................................173
0x064A – PIP2 Control Register.....................................................173
0x064B – PIP2 Control Register.....................................................174
0x064C – PIP2 Control Register.....................................................174
0x064D – PIP2 Control Register.....................................................174
0x064E – PIP2 Control Register.....................................................174
0x064F – PIP2 Control Register .....................................................174
0x0650 – PIP2 Control Register......................................................174
0x0651 – PIP2 Control Register......................................................174
0x0652 – PIP2 Control Register......................................................175
0x0653 – PIP2 Control Register......................................................175
0x0654 – PIP2 Control Register......................................................175
0x0655 – PIP2 Control Register......................................................175
0x0656 – PIP2 Control Register......................................................175
LCDC – PIP1/PIP2 Common Control............................................176
0x0660 – PIP1/2 Control Register...................................................176
0x0661 – PIP1/2 Control Register...................................................176
0x0662 – PIP1/2 Control Register...................................................176
0x0663 – Reserved..........................................................................176
LCDC – DV, PIP1/PIP2 Common Control.....................................177
0x0670 – Dual View Control Register (Only for internal and
special customer)..............................................................................177
0x0671 – PIP1/2 Control Register...................................................177
0x0672 – PIP1/2, Blending Control Register..................................177
0x0673 – Dual View Control Register (Only for internal and
special customer)..............................................................................178
LCDC – PIP Alpha Blending Control..............................................179
0x0680 – PIP Alpha Blending Register .........................................179
0x0681 – PIP Alpha Blending Register .........................................179
0x0682 – PIP Alpha Blending Register .........................................179
0x0683 – PIP Alpha Blending Register .........................................179
0x0684 – PIP Alpha Blending Register .........................................179
0x0685 – PIP Alpha Blending Register .........................................179
0x0686 – PIP Alpha Blending Register .........................................179
0x0687 – PIP Alpha Blending Register..........................................179
LCDC – OSD....................................................................................180
0x0700 – 0SG Control Register......................................................180
0x0701 – OSG Control Register.....................................................181
0x0702 –........................ Data Port for MCUWrite Register
0x0703 – OSD/OSG Control Register ...........................................182
0x0704 ~ 0x0705 OSD RLC Registers.........................................182
0x0704 – OSD RLC Register..........................................................182
0x0705 – OSD RLC Register.........................................................182
0x0706 – OSD/OSG Control Register ..........................................182
0x070B – BitBlt Logic Register.......................................................183
0x070C ~ 0x070D ...........................BitBlt Mask Register
0x070C – High byte Register..........................................................183
0x070D – Low byte Register..........................................................183
0x070E ~ 0x070F Block Fill Color...................................................183
0x070E – High byte Register...........................................................183
TECHWELL, INC.
5
0x070F – Low byte Register........................................................... 183
0x0710 ~ 0x071F 8 Bit Color Expansion Table ............................ 184
0x0710 – Entry 0 Register............................................................... 184
0x0711 – Entry 1 Register............................................................... 184
0x071F – Entry 15 Register ............................................................ 184
0x0720 ~ 0x073F 16 Bit Color Expansion Table.......................... 184
0x0720 – Entry 0 Register............................................................... 184
0x0721 – Entry 0 Register............................................................... 184
0x0722 – Entry 1 Register............................................................... 184
0x0723 – Entry 1 Register.............................................................. 184
0x073E – Entry 15 Register............................................................ 184
0x073F – Entry 15 Register ............................................................ 184
0x0740 ~ 0x0747 Color Conversion Source Color...................... 185
0x0740 – Entry 0 Register............................................................... 185
0x0741 – Entry 0 Register............................................................... 185
0x0742 – Entry 1 Register............................................................... 185
0x0743 – Entry 1 Register............................................................... 185
0x0744 – Entry 2 Register............................................................... 185
0x0745 – Entry 2 Register............................................................... 185
0x0746 – Entry 3 Register............................................................... 185
0x0747 – Entry 3 Register............................................................... 185
0x0748 ~ 0x074F Color Conversion Target Color........................ 186
0x0748 – Entry 0 Register............................................................... 186
0x0749 – Entry 0 Register............................................................... 186
0x074A – Entry 1 Register.............................................................. 186
0x074B – Entry 1 Register.............................................................. 186
0x074C – Entry 2 Register.............................................................. 186
0x074D – Entry 2 Register.............................................................. 186
0x074E – Entry 3 Register.............................................................. 186
0x074F – Entry 3 Register.............................................................. 186
0x0750 ~ 0x0757 Selective Overwrite........................................... 187
0x0750 – Entry 0 Register............................................................... 187
0x0751 – Entry 0 Register............................................................... 187
0x0752 – Entry 1 Register............................................................... 187
0x0753 – Entry 1 Register............................................................... 187
0x0754 – Entry 2 Register............................................................... 187
0x0755 – Entry 2 Register............................................................... 187
0x0756 – Entry 3 Register............................................................... 187
0x0757 – Entry 3 Register............................................................... 187
0x0760 ~ 0x0762 Source Buffer Memory Starting Address[23:0]
Registers........................................................................................... 188
0x0760 – High Byte Register.......................................................... 188
0x0761 – Mid Byte Register............................................................ 188
0x0762 – Low Byte Register........................................................... 188
0x0763 – Source Buffer Memory Horizontal Length [7:0] Register188
0x0764 ~ 0x0765 Transfer Source Horizontal Start [10:0]
Registers........................................................................................... 188
0x0764 – High Byte Register.......................................................... 188
0x0765 – Low Byte Register........................................................... 188
0x0766 ~ 0x0767 Transfer Source Vertical Start [10:0] Registers188
0x0766 – High Byte Register.......................................................... 188
0x0767 – Low Byte Register........................................................... 188
0x0768 ~ 0x0769 Transfer Horizontal Length[11:0] Registers.... 189
0x0768 – High Byte Register.......................................................... 189
0x0769 – Low Byte Register........................................................... 189
0x076A ~ 0x076B Transfer Vertical Length[11:0] Registers........ 189
0x076A – High Byte Register.......................................................... 189
0x076B – Low Byte Register .......................................................... 189
1802x0770 ~ 0x0772 Destination Buffer Memory Starting
Address[23:0] Registers.................................................................. 189
0x0770 – High Byte Register.......................................................... 189
0x0771 – Mid Byte Register............................................................ 189
0x0772 – Low Byte Register........................................................... 189
0x0773 – Destination Buffer Memory Horizontal Length[7:0] Registers
0x0774 ~ 0x0775 Transfer Destination Horizontal Start[10:0]
18R3egisters........................................................................................... 190
0x0774 – High Byte Register.......................................................... 190
0x0775 – Low Byte Register........................................................... 190
0x0776 ~ 0x0777 Transfer Destination Vertical Start[10:0]
Registers........................................................................................... 190
REV A
11/20/2009
5 Page 
TW8823 – TFT FLAT PANEL CONTROLLER
• Support IR receiver and interrupt output
TFT Panel Support
• Built-in both analog and digital timing controller with
programmability.
• Supports optional single channel LVDS panel with
resolution up to WXGA, 80Mhz
• Supports 3, 4, 6 or 8 bits per pixel up to 16.8 million colors
with built-in dithering engine
• Support analog panel with resolution up to WQVGA,
20Mhz
On Screen Display
• Supports three window bitmapped OSD, one 16 bits and
two 8 bits bitmap OSD.
• Built-in OSD controller with Bit blit Engine
• Supports variety functions included like blinking,
transparency and blending.
• Supports External OSD with external alpha blending
control.
• Support OSD compression
Image Processing
• High quality scaler with both up/down and nonlinear
scaling support
• Built-in 2D de-interlacing function
• Programmable hue, brightness, saturation, contrast
• Sharpness control with vertical peaking up to +12db
• Programmable color transient improvement control
• Supports programmable cropping of input video and
graphics.
• Independent RGB gain and offset controls
• Panorama / Water-glass scaling
• DTV hue adjustment
• Programmable 10-bit Gamma correction for each color
• Operated in Frame Sync mode only
• Black/White Stretch
• Programmable favorite color enhancement
PIP Function
• Two independent PIPs
• Variable sub window size
• POP with alpha blending
• Support both 16-bit YPbPr and RGB data format
• Built-in high quality up and down scaling engine for PIP
DDR-SDRAM
• Support 16 bits 155MHz DDR-SDRAM up to 256 Mb
Host Interface
• Supports 2-wire serial bus interface
• Supports 8-bits Parallel Host Interface
Clock Generation
• Frequency synthesizer with spread spectrum generate
DDR memory and display clocks
• Spread spectrum profile based on triangular modulation
with center spread
• Modulation frequency and spread width can be selectable
Power Management
• Supports Panel power sequencing.
• Supports DPMS for monitor power management.
• 1.8 / 2.5V / 3.3 V operation
Miscellaneous
• Built-in single CCFL back light controller
• Built-in single LED back light controller
• Built-in Touch screen controller with 12-bit ADC
• LVR, provides 100~200 msec. low voltage reset
• Power-down mode
• Single 27MHz crystal
• 216-pin LQFP package
TECHWELL, INC.
11
REV A
11/20/2009
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TW8823.PDF ] | |
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