及电路

Reader a complete C-language program, including expansion of the circuit, and application!

详细说明：一个完整的读卡的C语言程序，包括扩展电路，及应用！

To meet the demands for expeditiousness, reliability and flexibility of communication in the monitoring and protecting unit, CAN Bus, one of the most widely used FCS, is applied. The CAN communication protocol of substation's bay unit based on CAN Bus is instituted in detail. The hardware circuit and software flowcharts to realize the protocol are also given.

为了满足测控保护单元对通讯实时性、可靠性、灵活性的要求，使用了国际上应用最广泛的现场总线之一CAN总线，详细制定了基于CAN总线的变电站间隔层CAN通讯规约，并给出了实现该规约的硬件电路及软件流程图。

Substation monitoring and protecting unit is an essential part to compose the system .To meet the demands for expeditiousness, reliability and flexibility of communication in the monitoring and protecting unit, CAN Bus, one of the most widely used FCS, is applied. The CAN communication protocol of substation's bay unit based on CAN Bus is instituted in detail.

为了满足测控保护单元对通讯实时性、可靠性、灵活性的要求，使用了国际上应用最广泛的现场总线之一CAN总线，详细制定了基于CAN总线的变电站间隔层CAN通讯规约，并给出了实现该规约的硬件电路及软件流程图。

Objective: This article elaborated the counter in electronic design function, this design through sent to the digital circuit as well as the logical function analyzes more explicit explanation its design the principle to grasp center the scale integration counter use and the function tests the method.

目的：本文阐述了计数器在电子设计中的作用，该设计通过对数字电路的以及逻辑功能法分析更明确的说明了其设计的原理掌握了中规模集成计数器的使用及功能测试方法。

First ,computers have circuits for performing arithmetic operations, such as:addition, subtraction,division,multiplication and exponentiation.

第一，计算机具有进行加、减、乘、除及取幂等各种算术运算的电路。

The system is used for temperature, humidity control, the hardware part by the AT89C51, SHT11 as temperature and humidity-measuring the sensor, LED display module and other external microcontroller circuit composition of the relevant parameters.

本系统实现了对温、湿度的测控，其中硬件部分由AT89C51单片机，SHT11芯片作为测量湿度和温度的传感器， LED数码管显示模块及其它单片机外围电路组成，给出了相关参数。

The system is used fortemperature, humidity control, the hardware part by the AT89C51,SHT11 as temperature and humidity-measuring the sensor, LED displaymodule and other external microcontroller circuit composition ofthe relevant parameters.

本系统实现了对温、湿度的测控，其中硬件部分由AT89C51单片机，SHT11芯片作为测量湿度和温度的传感器，LED数码管显示模块及其它单片机外围电路组成，给出了相关参数。

In this paper, it is introduced first the SPI module in Cygnal's microcontroller C8051F020, including its block diagram, definition and operation of configuration registers associated. Then the external pinouts, division of memory space and corresponding software commands of Atmel's SPI flash memory AT45DB081B are described in detail.

引 言C80 5 1F是Cygnal公司的8位片上系统型单片机系列，采用该公司的CIP 5 1微控制器内核，即在原有的80 5 1内核基础上，根据不同的应用场合增加相应的智能外设及接口，使得应用系统整个控制电路部分的设计开发变得简便迅捷，稳定性和可靠性大大提高。C80 5 1F0 2 0是该系列中功能较强、内部集成资源相当丰富的一款。

This thesis proposes and studies a BIST burn-in methodology which is aimed to finding early failure in CMOS SOC testing.

本论文提出及研究一个内建热加速自我测试电路的方法，目的在於当SOC测试时找出早期错误率。

The truncation error introduced by Fast Fourier Transformation process is discussed, and the algorithm used to reduce such error is introduced.

采用电磁场数值方法计算电机的暂态过程，要比用等值电路的方法更为精确，在系统大扰动及过饱和情况下尤其如此。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。