The microprocessor adopts 89c52, and serial interface has adopted RS - 485, can download and debug online, and connect with other equipments.
微处理器采用89c52，并且串行接口采用了RS- 485，可以进行在线下载和调试，以及与其它设备的连接。
In apparatus having a standard serial communication RS-232C interface, can be realized with the computer or computer communication.
仪器具有标准串行通讯RS- 232c接口，可实现与电脑或计算机的通讯。
In dealing with the communication between host computer and CNC system in FMS, EIA RS-232C serial interface and HDLC data link are used.
本文讨论用EIARS- 232c串行接口作为通讯线路，并选用国际链路层通讯协议HDLC进行FMS中主机与CNC系统的通讯。
And it USES asynchronous serial communication technology based on RS-485 electric interface as communication means. The process of sending data frames are analyzed and communication protocol was made.
并且使用了广泛应用的RS- 485电气接口的串行通讯技术作为通讯方式，文中分析了发送数据桢的过程，并制定了通讯协议。
A synchronous motor Angle encoder with low cost, high practicality and RS-232 serial output interface based on PIC16F874 MCU is introduced in the paper.
本文基于PIC 16f874单片机，介绍了一种低成本、实用性强并提供RS- 232串口输出的高精度同步机角度编码器。
Serial interface supports three communication criterions and can easily embeds itself to network nodes being composed of RS-485, RS-232 and circuit.
串行口支持3种通讯规范，可以很方便地嵌入到使用RS-485通讯接口、RS-232通讯接口和电流环通讯接口的网络节点中；
The system is composed of GPRS network technology, serial interface RS-232/RS-485 transmission protocol, network communication protocol and anti-disturbance circuit design.
本系统涉及GPRS网络技术、串口RS-232/RS-485传输协议、网络通讯协议、系统抗干扰电路设计等相关技术。
The system is composed of GPRS network technology, serial interface RS-232/RS-485 transmission protocol, network communication protocol and anti-disturbance circuit design.
本系统涉及GPRS网络技术、串口RS-232/RS-485传输协议、网络通讯协议、系统抗干扰电路设计等相关技术。
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