查询词典 serial communication

This dissertation first introduces the hardware connection between the RS - 232 connection and the electric cable line in the numerical control workshop network communication, then it analyzes and compares syzygy type network topology and star topology based on serial port expansion card.

本文首先介绍了数控车间组网通讯中RS232C接口与电缆线的硬件连接，然后对点对点式网络拓扑结构和基于串口扩展卡的星型拓扑结构进行分析与比较，从而得出数控车间串行通信连接系统的最佳方案。

The data traffic is accomplished through the SCM and RS232 serial communication interface;the LCD1602 screen is used to display the pH value in real time. The C language is adopted to prepare control procedure in the software design,and the Visual C++ software is used to prepare the computer monitoring interface,so that the teledata monitoring can be finished easily.

硬件设计以AT89S52单片机为控制核心；传感器采用pH复合电极；为了与传感器的高内阻匹配，信号调理采用CA3140、UA741等运放构成三级放大电路；利用ADC0809模数转换器实现A/D转换；通过单片机与RS232串行通信口完成数据通信；使用1602液晶器实时显示pH值。

There are two transfer modes in serial communication of computer : Text mode and Binary mode .

计算机的串行通信有两种传输模式：文本模式和二进制模式。

In recent years, people have paid much more attention to the accuracy of flow measurement as technology progresses. The intelligent flow totalizer system in this design is combined with the spindle flowmeter, the embedded system techniques and serial communication techniques.

近年来，伴随着工业生产、医疗卫生等领域的技术进步，人们对流量计量提出了更高的要求，而在全球自然资源供应日趋紧张的今天，提高流量测量精度更具有举足轻重的现实意义。

The Universal Serial Bus Mass Storage Class Specification defines standard transport protocol and commands set for storage device that performs communication through USB. Therefore any host/device compatible with these specifications can communicate with each other directly.

USB海量存储设备类规范为通过USB连接的存储设备规定了标准的传输协议和命令集，任何符合此规范的主机和设备都可以直接进行通讯。

In order to satisfy parallel units application and real-time requirement,according to the communication protocol with a 16-bit Cyclic Redundancy Checkalgorithm,monitoring software based on Windows platform with CSerialPort class,a universal multithread serial port class,is developed to realize reliable maintenance and control of micro-turbine.

涡轮发电机实际上是由安装在同一轴上燃气涡轮和发电机组成，系统结构框图见图1。采用DSP芯片为核心的数字功率控制器包括功率电路和控制电路两部

Interface communication was adopted between each subsystem of monolithic computer and upper computer. The memory with I2C bus interface and serial LED display technique are also adopted in this system.

各单片机子系统与上位机之间采用485接口通信，系统中采用了I~2C总线接口的存储器与串行LED显示技术。

Serial Communication Data usurper complete solution, a good solution to the problem of data throne.

详细说明：串口通信中数据篡位的彻底解决办法，很好的解决了数据篡位的问题。

Serial communication is widely used in civil airplane and warplane recently, including HDLC protocol, FTI protocol, Harvard Bi-phase protocol, etc.

串行通信在当代民航客机和军用飞机中有着广泛的应用。

On wince evc development using serial communication, we hope that we have a reference.

关于wince下用evc开发串口通信，希望大家有一定的借鉴。

This immediately brings us to the next part of this article: creating an output "replace function".

下面进入文章的第二部分：建立一个"缓存处理函数"。

He was elected as an International Ornithological Committee member in 2002 during the 24th IOC held in Beijing.

现为中国鸟类学会理事和WPA 专家组成员。2002年被推选为国际鸟类委员会委员。