英语词汇“bus availableBAsignal”的翻译、意思、用法、释义-英汉汉英双解词典

单词	bus availableBAsignal
释义	bus availableBAsignal 3-state output drivers will go to their off state, and the other output devices to their normally inactive level.；微型计算机的总线控制信号。通常为低电平,在微处理器接受其它器件要求占用总线的申请时就变为高电平,表示微处理器暂停操作,其它设备或器件可以使用地址总线。在暂停信号线为低电平或微处理器执行了WAIT指令后处于等待状态时,这种情况就会发生。在某些系统中,此时它所有的三态输出驱动器都处于阻断状态,其它输出器件处于正常的准备好状态。
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