MN89303A

For Information Equipment MN89303A SVGA Display Controller Overview The MN89303A is an LCD/CRT display controller with IBM™ VGA-compatible registers. It features all the necessary interfaces for a compact display system: ISA bus interface, local bus interface, DRAM interface, and LCD panel interface. The built-in graphics acceleration functions include support for hardware cursor. Note: IBM™ and VGA are registered trademarks of International Business Machines Corporation. Features Monochrome STN LCD panel support Maximum display size: 800 × 600 Support for single and dual panels 16-monochrome gradation Color STN LCD panel support Maximum display size: 800 × 600 Support for single and dual panels 16-gradation for each color (RGB) Color TFT LCD panel support Maximum display size: 800 × 600 4-bit output for each color (RGB) Maximum number of colors in concurrent display 640 × 480: 256/4096 palette (TFT, STN) 800 × 600: 256/4096 palette (TFT, STN) Built-in graphics acceleration functions Hardware cursor (16 × 16 or 32 × 32) Built-in automatic display centering Built-in gradation control table (rewritable) for optimizing gradation to match panel DRAM interface with 16-bit bus Choice of DRAM access timing to match system performance (EDO/normal) Support for 2CAS/2WE mode Refresh control Host interfaces ISA bus (16-bit) i386/i486 local bus (16-bit) Note: i386 and i486 are trademarks of Intel Corporation. Applications Point-of-sale terminals, Factory automation termina...