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通过16C554完成上位主机对多台MODEM的控制,采用背靠背连接实现主机与下位机的远距离通信。该系统已成功地用于城市交通路口的信息传输。
By 16C554 host host to complete the control of multiple MODEM, using back-to-back connection to achieve the host and the next crew of long-distance communications. The system has been successfully used for information transmission at urban traffic intersections.