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本文介绍了利用JTR令牌环形通讯子网在主机APPLEⅡ上开发的高层软件,对JTR的通讯协议、高层软件与通讯子网的逻辑接口N-SAP及高层软件的各子模块作了详细的讨论。
This paper introduces the high-level software developed on host APPLE Ⅱ using JTR Token Ring communication subnet, and discusses the JTR communication protocol, the logical interface of high-level software and communication sub-network N-SAP and the sub-modules of high-level software in detail .