MN89303A controller equivalent, svga display controller.
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 accelera.
Point-of-sale terminals, Factory automation terminals, word processors, and other terminals
325
MN89303A
Pin Assignmen.
Pin No. 3 Symbol AEN I/O I Level TTL Address Enable
For Information Equipment
Function Description "H" level input from this pin indicates that a DMA transfer is in progress, so the chip does not respond to I/O access.
4 5 6 7
SBHE IOWR IORD SME.
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