发明名称 |
Raster monitor for video game displays |
摘要 |
A monitoring circuit incorporated into a video game display device is operated responsively to first and second non-overlapping clock pulses and monitors raster line status in comparison to a stored raster address and provides a high speed raster scan interrupt when that address is achieved, triggering a SPRITE or other feature(s) display.
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申请公布号 |
US4813671(A) |
申请公布日期 |
1989.03.21 |
申请号 |
US19860910051 |
申请日期 |
1986.09.22 |
申请人 |
COMMODORE BUSINESS MACHINES, INC. |
发明人 |
CHARPENTIER, ALBERT J. |
分类号 |
G09G5/42;H04N5/272;(IPC1-7):G09G1/16;A63F9/22 |
主分类号 |
G09G5/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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