Graphic pattern processing apparatus.

摘要

A graphic pattern processing apparatus using a raster scan type CRT is disclosed. The graphic pattern processing apparatus can update one-pixel data, translate a logical address to physical address and transfer data in a display memory (13), at a high speed. The graphic pattern processing apparatus comprises an operation unit (30) including logical address operation unit (310), physical address operation unit (320) and color data operation unit (330), and a control unit (20) including a microprogram memory (100) and a microprogram decoder (200).