作者: Edward C. Hepworth , Shikun Kyu
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摘要: A bit-oriented data link controller provides the interface between a microcomputer or terminal and communications link. The is capable of accommodating three most commonly available control protocols, namely Synchronous Data Link Control SDLC, High Level HDLC, Advanced Communications Procedure ADCCP. for both primary secondary stations in stand-alone, polling, loop configurations.