Graphic image display apparatus with high speed inversion of gra

Details Graphic image display apparatus with high speed inversion of gra Graphic image display apparatus with high speed inversion of gra

1997-07-30

2000-10-03

Saras, Steven J.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Light pen for fluid matrix display panel

345131, 345 24, G09G 534

Patent

active

061279994

ABSTRACT:
In a graphic image display apparatus including a CPU, a line buffer for temporarily storing graphic data for display, and a display control circuit connected between the CPU and the line buffer, the display control circuit is formed by a graphic ROM for storing source data for graphics to be displayed and designed to output graphic data for display in response to an interface signal of said CPU, and an output circuit having at least one of a data dot selecting circuit for changing a dot order of the graphic data for display and a line buffer address changing circuit for changing a line buffer address representing a storage address of the graphic data for display to be supplied to the line buffer.

REFERENCES:
patent: 5479525 (1995-12-01), Nakamura et al.

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