This paper introduces a design plan of addressable cable television management information system(CATVMIS) organized in a low cost C/S mode and realizing duplexing communication,analyses the principle of its hardware and software.
提出一种比较适合中国有线电视台收费管理、成本低廉的按照C/S模式进行组织可寻址,且实现双工通信的收费管理系统,并对该系统软件和硬件部分进行了详细的分析。
Using formidable auto-adapted ability and learning ability of NN to Counterbalance echo,the full-duplex communication of PLC in same frequency can be realized,and the channel use factor can be raised.
利用神经网络强大的自适应能力、学习能力进行回波抵消,可使电力线载波机在同频带内实现全双工通信。
This paper introduces the application of UT-201 connecting convertor which between computer inspecting/controling and in-tellective meter to build up RS-485 network to effect the method of teledata communication; this method is through exploiting the application of VB, accordingly carry out comminication mode of one point to many points/two-line half-duplex communication.
本文介绍了应用UT-201接口转换器在监控计算机与现场智能仪表之间搭建一个RS-485网络来实现远程数据通信的方法,该方法通过开发VB应用程序,从而实现点到多点/两线半双工通信方式。
The system uses the asynchronous half-duplex communication.
系统采用串行数据的异步半双工通信方式,实现了数据在教室单片机与上位机控制软件之间的双向传输,传输准确可靠。