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系统地论述了利用DMS10 0 /2 0 0程控交换机的功能端子itopsdev ,在微机上实现远程多门电话实时计费的方法 .并给出串行通讯中断驱动方式下利用汇编语言、C语言实现该系统的具体算法和框图 .最后还总结了利用混和语言设计串口中断方式下的编程方法
This paper systematically discusses the method of using real-time terminal itopsdev of DMS10 0/200 program-controlled switch to realize the real-time charging of remote multi-door phone in the microcomputer.It is given that using serial communication interrupt driving mode, System specific algorithm and block diagram.Finally also summarizes the use of hybrid language design serial port interrupt programming method