The former deals with interface between human and machine , the latter for gathering the respiratory signals 硬件设计下位机采用mcu + dsp解决方案，其中dsp负责对呼吸信号采集，和上位机通讯。
A simple and flexible interface is offered , completing the communication between the pc and the controller 论文制作了简单、便于操作的人机界面，完成与下位机的通信的同时可进行后台数据分析。
Validate at large the scheme of hardware system and data . design slave machine - - acquisition process signal board 详细论证了系统硬件方案和数据组织方案,设计出了它的下位机? ?信号采集处理板。
The function of each par t of the system and the design of control software of singlechip processor system are mainly illustrated 并对该系统各组成部分的功能和下位机控制软件设计作了详细介绍。
The software for client runs under dos operation system and is developed with c language . it includes main 下位机软件运行在dos操作系统下，用c语言开发，包括主程序、定时中断子程序和封装的函数库。
The communication of the master computer and subordinative computer adopts rs232 serial interface , which adapt the long distance communication 微机和下位机的通讯采用rs232串行接口，适用于远距离通讯。
The content of the paper is mainly composed of three parts : the design of sensor , the inferior subsystem and the superior subsystem 本文分三个部分论述了测量系统的组成：传感器设计、下位机系统和上位机系统。
To lower place machine and superordination machine , serial news report hardware and software realize the main body of a book having carried out design 本文对下位机与上位机串行通讯的硬件和软件实现进行了设计。
This thesis advances a set of distributed examination analysis system , this system is separated into the chip module and the pc module 本文针对现状制作了一套分布式的检测分析系统，该系统分上位机和下位机两部分。
It designs simply the lower controller , makes out the whole scheme and analyses some potential problem 对异步电动机直接转矩控制系统下位机进行了总体构思和设计，提出了总体设计方案，并对可能出现的问题进行了分析。
