扩展单元 meaning in English
expansion unit
Examples
- Transmission extension unit teu
传输扩展单元 - First introduces hardware platform of mine monitoring system that adopt embedded pcm - 3350 to be as main controller , big - capability memorizer cf card as memories , 10 . 4 inch lcd liquid crystal screen as display , pcm - 3612 as communication extend cell ; rs232 and keyboard as i / o interface to realize data dispose , storage and transport function , and so on . then introduces some basic concept and core character about embedded operating system windows ce . at the same time , the paper has a detailed introduction about platform - configured tool platform builder of mbedded operating system windows ce and a detailed narration abut the whole process of configuring the embedded operating system base on yanhua pcm - 3350 , then the paper depletes the characteristic function and system framework of embedded configuration software mcgs generally and introduces the design process about configuration software of mine monitoring - control system ; at last , the paper introduces main function of rk512 communication protocol that can ensure reliable communication with controller plc of bottom machine
首先介绍了硬件平台的搭建：采用嵌入式pcm - 3350作为主控制器；大容量的存储器cf卡作为存储设备；采用10 . 4寸lcd液晶屏作为显示设备； pcm - 3612作为通信扩展单元；用rs232和键盘作为i o接口来实现数据的处理、存储和传输等功能；然后又介绍了嵌入式操作系统windowsce的一些基本概念、核心特性，同时对嵌入式操作系统windowsce的平台定制工具platformbuilder做了一些介绍并详细叙述了使用platformbuilder定制基于研华pcm - 3350的windowsce操作系统的过程；接着概括叙述了可运行在windowsce上的嵌入版组态软件mcgs的特点、功能、体系结构并详细介绍了矿山检测系统的组态软件设计过程；最后介绍了能够与下位控制器plc可靠通讯的rk512通讯协议的主要函数。