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给出了ISDN终端适配器TA的设计原理及实现方法,着重介绍了计算机相连的TA接口,TA在电路交换中所用的速率适配和接口协议的转换以及设计时应当考虑的因素.
The design principle and implementation method of ISDN terminal adapter TA are given. The TA interface connected with computer is mainly introduced. The rate adaptation and interface protocol conversion used by TA in circuit switching and the factors that should be considered in the design are emphasized.