异步通信

Keywords :Three-phase asynchronous motor ,computer auto test system ,Intelligence instrument bearing ,Communication facility ,Electric power electron technique .

关键饲：三相异步电机，计算机自动测试系统，智能仪器仪表，通信设备，电力电子技术。

Simultaneously, the system also has with the computer asynchronous serial communication interface based on the programmable logic device CPLD.

系统包括模拟开关、测量放大器、AD转换器、CPLD中心逻辑控制器、掉电数据保存单元，系统实现了通过CPLD编程完成与计算机串口间异步串行通信功能。

Equipped with AT89C51,the temperature sensor and the modulus convertor and coordinated by soft and hard wares,the system can fufil the instantaneous gathering of multichannel temperature signal,then,by meaus of asynchronous string communication,send the digital signal to PC which can separately display the instantaneous value and the average value of each channel temperature in bar diagram and weblike form,and print the temperature curve graph through data scale transferring,analyzing,and collating.

该系统运用单片机AT89C51、温度传感器保温器及模数转换器，通过软硬件的配合，实现了多路温度信号的实时采集，用异步串行通信发送数字信号到PC机，PC机经过数据的标度转换、分析、整理，分别用棒状图和网状表格显示各路温度瞬时值和平均值，打印出静态降温调温曲线图。

Based on the specialty of ICs; the hardware circuity and work-flow.

异步串行通信芯片SC16C550和USB—UART转换芯片FT232BM的功能、结构特点和内部寄存器。

X further provides a common windowing system by specifying both a device dependent and an independent layer, and basing the protocol on an asynchronous network protocol for communication between an X client and X server.

更进 一步，X还可以通过同时定义一个设备依赖和设备无关层，提供一个更常用的开放式窗口系统，并且基于X协议还可以实现基于异步网络通信的X客户端和服务器端。

Because ATM technique has some unique advantages in supporting multimedia services, it has been considered as key technique of fut...

由于异步转移模式技术在支持多媒体业务方面的独特优势，因而被认为是未来通信主干网的关键技术。

The attributes of asynchronous, synchronous, and isochronous data transmission come from the fields of computer communication and switching.

在计算机通信和交互领域中有三种数据传输方式，它们是异步传输和等时传输。

The publish/subscribe system has a wide potential application due to its asynchronous, many-to-many and loosely-coupled communication properties.

发布/订阅系统技术具有异步、松散耦合和多对多通信的特点，有着广阔的应用前景。

The publisher/subscriber system over P2P networks is adapted to support large-scale distributed computing environment and highly dynamic systems. The system will be used widely due to its asynchronous, many-to-many communication properties.

基于P2P网络的发布/订阅系统满足了动态多变的大规模分布式计算环境的要求，实现了异步、松散耦合和多对多通信，有着广阔的应用前景。

At present, the asynchronous motor soft starter s of local production have mostly not communication interface.

目前国内生产的异步电动机的软起动器大多都不带通信接口，西门子公司的SPC3集成了全部的PROFIBUS-DP协议，具有传输速度快、能自动调整9.6K到12M波特率等优点。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷