系统控制接口

The system achieves a sampling rate of 800Msps, and converts the high speed LVDS signals to low speed LVTTL signals using FPGA. And the FPGA implements the amplitude discrimination and obtains time information. Then FPGA sends the data to the TELL1 readout board.

该系统最高可达800M的采样率，通过FPGA进行电路控制，实现数据的串并转换、数据缓存、幅度甄别与时间信息的获取等功能，最后数据通过TELL1接口电路连接至以太网，用计算机进行读取与分析。

Electrocorticogram is a kind of non-stationary signal.Feature extraction and classification are crucial for good ECoG based brain-computer interface.

脑-机接口(brain-computer interface，BCI)是使人只须利用大脑意识，而不依赖周围神经系统和肌肉，即可控制外部设备或与之通信的系统[1]。

Abstraet : In this paper, we design a Distributed Control System, which is composed by epigyny computer, hypogyny singlechip 89C51, and other assistant equipments, such as sensor, transducer.

本文设计了以PC机为上位机、AT89C51单片机为下位机，并辅之以传感器、变频器以及相关接口部件的二级集散压力控制系统。

Abstraet:In this paper, we design a Distributed Control System, which is composed by epigyny computer, hypogyny singlechip 89C51, and other assistant equipments, such as sensor, transducer.

以PC机做为上位机、AT89S51单片机为下位机，并辅之以传感器和变频器以及相关接口等部件的二级集散压力控制系统。

The design for the crossroads traffic lights control system design, hardware to its 8031 MCU core, and on that basis to expand the program memory 2764, static RAM 6264, addresses the use of latches 74LS373 expansion I / O parallel interface chip 8255A.

本次设计为十字路口交通灯控制系统设计，硬件部分它以8031单片机为核心，并在此基础上扩展了程序存储器2764、静态数据存储器6264，利用地址锁存器74LS373扩展I/O并行接口芯片8255A。

In the integration of PDM and Cell Control System, the method of data exchange is put forward with interface function.

在PDM与单元控制系统集成中，通过使用接口函数的方法实现了数据的交互。

Over and above this, ES grades get 18-inch 10-spoke alloy wheels, auto dimming mirror, cruise control, double deck cargo space, dual-zone air conditioning, electric folding mirrors and headlight washers, front and rear parking sensors, front fog lights, half leather Alcantara heated seats, leather steering wheel and gear knob, unique interior inlay trims and USB connector for iPod connectivity.

除了以上提到的这一点，获得胚胎干系18英寸10辐合金轮毂，自动防眩目后视镜，巡航控制系统，双层载货空间，双区空调，电动折叠后视镜和头灯清洗装置，前后泊车传感器，前雾灯灯，一半真皮Alcantara的加热座椅，真皮方向盘和换档把手，独特的内部镶嵌装饰和USB接口的iPod连接。

The pulse power supply consists of three-phase half-wave thyristor rectifier and IGBT chopping circuit.

该电源采用三相半波晶闸管整流电路，IGBT进行直流斩波；根据电流电压反馈信号计算偏差，进行数字PI调节获得恒流、恒压输出特性；控制系统通过20mA电流环异步串行通讯接口与人机界面交换数据。

Firstly the theoretical models of reflective optical fiber bundle sensors were put forward for their general applicability, which can provide guidance for the design and implement of such sensors. Based on such theoretical models, an embedded optical fiber bundle sensor is implemented for displacement measurement in fine machining and precision controlling. Secondly the design and implement of an embedded network interface was presented, which can connect the sensors into Fieldbus network, IP network, wireless communication network and so on. Lastly the sensor structural design based on embedded microprocessor and real-time operation system, the software structural design based on multitasking and monocycle were presented, which can increase the real-time and reliability features of signal processing and transmission.

结合精细加工和精密控制中的位移测量，提出了同轴随机型反射式光纤束位移传感器的建模分析理论和设计实现，该传感器模型的建立及应用有效地避免了传统"试制-修正"法的盲目性，为反射式光纤束传感器的设计和制造提供了理论指导，为新型传感器的研究和应用开辟了道路；提出了基于嵌入式系统的网络接口模块的设计和实现，使传感器能够无缝接入现场总线、IP网以及无线通讯网等网络，从而拓展了传感器的应用领域；提出了基于嵌入式微处理器和实时多任务操作系统的传感器结构设计以及基于多任务单循环的软件结构设计，提高了传感信息处理和传输的实时性和可靠性。

The data needs to be transferred from testers to the host computer in the testing system for real-time acceleration. For the sake of improving the controlled at real-time and the reaction rate of accepter for data, at the condition of Windows XP, the serial communication between signal PC and multistation of sensors was realized and the data collected by each sensor can be got at real time.

在实时加速度测试系统中，数据需要从测试仪传送到主机上，为了提高控制的实时性及接受端对数据的反应速度，利用VC++7.0下的Active控件和RS-232串行接口，实现了在Windows XP环境下，单台PC机与多台传感器的串行通信，并能实时获取各传感器的数据采集。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。