在这里描绘的机器人，红外感应器就在右上角的绿色矩形来回摆动，与主机电脑通讯绘制出一个实时的路线。

In the robot pictured here, infrared sensors (on the green rectangle at top right) swivel back and forth and communicate with a host computer to plot out a real-time route.

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方法：应用蓝牙模块、80c 552微控制器和RS - 232接口组成了医院导诊服务机器人的通讯系统。

Method: the communication system in the service robot side includes80C552micro-controller, bluetooth module and RS-232interface.

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本文通过串口使机器人与RFID阅读器进行通讯，获取被读标签的卡号，从而来控制机器人小车的运动。

In the article, robot communicates with RFID reader by its serial port, and controls the robot car's action with the tag's number.

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