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At the other end of one of the SDLC links might be an IBM 3770 Data,这一点在爱思助手下载最新版本中也有详细论述
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the more successful of the two brands. The IBM 478x series ATMs, which you might,这一点在服务器推荐中也有详细论述
Either way, the delay slots do useful work: they compute the descriptor address and start reading it from memory. By the time the PLA verdict arrives, the hardware is already prepared for whichever path is selected. No cycles are wasted.
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