Lcd controller – Rainbow Electronics W90P710CDG User Manual
Page 253

W90P710CD/W90P710CDG
Publication Release Date: September 19, 2006
- 253 -
Revision B2
6.10
LCD Controller
6.10.1 Main Features
STN LCD Display
y
Supports 4-bit single scan Monochrome STN LCD panel, 8-bit single scan Monochrome STN
LCD panel, 8-bit single scan Color STN LCD panel (all Sync-type)
y
Up to 16 gray levels display for Monochrome STN LCD panel
y
Up to 4096(12bpp) colors display for Color STN LCD panel
y
Virtual coloring method: Frame Rate Control (16-level )
y
Anti-flickering method: Time-based Dithering
TFT LCD Display
y
Supports Sync-type TFT LCD panel and Sync-type High-color TFT LCD panel
y
Supports direct or palettized color display
TV Encoder
y
Supports 8-bit CCIR 601 YCbCr data output format to connect with external TV Encoder
LCD Preprocessing
y
Supports RGB Raw-data or packetd YUV422 format
y
Programmable parameters for different image size
y
Build in two FIFOs, FIFO 1 is for Video image and FIFO 2 is for OSD image. Each FIFO is 16
words deep
LCD Post processing
y
Support for one OSD (On Screen Display) overlay
y
Support various OSD function
y
Programmable parameters for different display panel
Others
y
Color lookup table size 256x32 bit for TFT used when displaying 1bpp, 2bpp, 4bpp, 8bpp image
y
Dedicated DMA for block transfer mode