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hplzm答:计算机与计算机或计算机与终端之间的数据传送采用串行通讯和并行通讯2种方式。在串行通讯时,要求通讯双方都采用一个标准接口,使不同的设备
hplzm A: The computer and computer or computer and data transfer between terminals using serial communication and parallel communication 2 ways. In the case of serial communication, it is required that both communication parties adopt a standard interface to make different devices