MB89322A controller equivalent, cmos programmable crt controller.
* Programmable Screen and Character Formats
* Cursor Control (3 types)
* Selectable Scan Modes (3
typas)
* Light Pen Detection
* Refresh Memory Addre.
The MB89321 A/MB89322A Programmable CRT Controllers are single chip CMOS devices used to interface CRT raster scan displays with microcomputer systems. Both devices operate on a single +5 V power supply and have TTL-compatible I/O. The MB89321A inte.
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