这种衍生的UTP电缆支持一种“自动配置协议”，允许两个以太网系统自行决定采用全双工抑或半双工操作。
The UTP Ethernet variants support an additional autoconfiguration protocol that allows two Ethernet systems to negotiate which speed to use, in full or half duplex mode.
在自动配置协议广泛流传开来之前，人们有时会手工配置计算机系统，以改用全双工操作，但另一台计算机依然会使用半双工操作。
Before the autonegotiation protocol was widely used, people would sometimes manually configure one system to use full duplex, but the other would use half duplex.
系统采用射频芯片，串行通讯方式进行数据的半双工无线传输，具有较强的抗干扰能力。
This system adopts a special RF IC to Implement the semi-duplex data transfer in wireless and achieves perfect performance of anti-interference.
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