专利名称:Time of day clock control发明人:David C. Chang申请号:US06/107811申请日:19791228公开号:US04349890A公开日:19820914
摘要:A time of day clock for a computer is run off a clock for the computerprocessor by selecting the processor clock cycle T such that a binary multiple N of thetime of day unit cycle D contains an integral number K of processor cycles T or ND=KT inaccordance with the equation: ##EQU1## where R is the integer nearest the actual D/Tratio, while X represents the number of D cycles of longer or shorter duration than Rprocessor cycles needed to establish the actual proportional relationship between thetwo cycles over the period ND.
申请人:INTERNATIONAL BUSINESS MACHINES CORP.
代理人:James E. Murray
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