Bit map display controlling apparatus

Details Bit map display controlling apparatus Bit map display controlling apparatus

1992-10-13

1995-05-16

Weldon, Ulysses

Computer graphics processing and selective visual display system

Display peripheral interface input device

Light pen for fluid matrix display panel

345190, G09G 116

Patent

active

054164990

ABSTRACT:
The present invention provides a control apparatus for a video display which can change the order of addresses of a video memory (2) as desired, and there is provided an address translator which is written with a translation data of an address from CPU (3) for accessing the video memory (2), the translation data representing addresses generated by a display controller (1) sequentially in the order of laster scanning and being changed with the contents to be written in the video memory (2), and outputs the translation data as a translated address of the address from CPU (3) to the video memory (2).

REFERENCES:
patent: 4604615 (1986-08-01), Funahashi
patent: 4704497 (1987-11-01), Kiremidjian et al.
patent: 4748444 (1988-05-01), Arai
patent: 4758881 (1988-07-01), Laspada
patent: 4942389 (1990-07-01), Hinami

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