终端机也已经可以通过几根简单的串行线或者更复杂的多点系统，在短距离内与大型计算机或微型计算机连接。
Terminals could also be hooked up to mainframe and minicomputers over relatively short distances with simple serial lines or with more complex multidrop systems.
BeagleBoard - xM提供一个DB 9凹口(female DB 9 port)，需要一个串行电缆来将控制台连接到您的主机系统。
The BeagleBoard-xM provides a female DB9 port and requires a serial cable to connect the console to your host system.
串行接口由于其具有连接简单、使用方便、数据传递可靠等优点，在工业实时控制系统中得到了广泛应用。
The serial interface possesses the good qualities of connecting simply, using conveniently and data transferring credibly, so it has gained abroad appliance in real time control system.
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