装置带有US B通讯口，可与计算机及其它外部设备通信。
The device has a USB interface to communicate with computers and other external devices.
微处理器执行代码指令进行算术运算，内部数据的传递以及与外部设备通信。
A microprocessor executes encoded instructions to perform arithmetic operations, internal data transfer, and communications with external devices.
本文就是研究主控器与外部设备之间的网络通信。
The text studies network communications of main control implement and peripheral equipment.
应用推荐