Graphic processing system having bus connection control functions
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United States of America Patent
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Aug 24, 2004
Grant Date -
Jan 2, 2003
app pub date -
Nov 19, 2001
filing date -
Oct 6, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A graphic processing system having a main memory for storing a program and information corresponding to pixels, a main processor for executing a program transferred from the main memory or from external to control the system, display/output devices for outputting graphic information attained by a control of pixels arranged in a plurality of dimensions, a frame buffer for storing information corresponding to pixels output to the display/output devices, and a graphic processor for receiving a command and parameter information from the main memory and/or the main processor, for generating character and graphic data in accordance with a predetermined processing procedure, and for performing a transfer control including an execution of a drawing processing to transfer generated data through first and second address buses and first and second data buses to the main memory and/or frame buffer.
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