Extensively rewritten to present the C++11 language, standard library, and key design techniques as an integrated whole, Stroustrup thoroughly addresses changes that make C++11 feel like a whole new language, offering definitive guidance for leveraging its improvements in performance, reliability, and clarity. C++ programmers around the world recognize Bjarne Stoustrup as the go-to expert for the absolutely authoritative and exceptionally useful information they need to write outstanding C++ programs. Now, as C++11 compilers arrive and development organizations migrate to the new standard, they know exactly where to turn once more: Stoustrup's C++ Programming Language, Fourth Edition.Bjarne Stroustrup是C++的设计师和最早的实现者，也是《C++程序设计语言》、《带标注的C++参考手册》和《C++语言的设计与演化》的作者。他从丹麦Aarhus大学和英国牛津大学毕业，现在是AT&T大规模程序设计研究部的负责人，AT&T特别成员，AT&T贝尔实验室特别成员，以及ACM特别成员。Stroustrup的研究兴趣包括分布式系统、操作系统、模拟、设计和程序设计。他也是Addison·Wesley的C++In-Depth系列书籍的编辑。
标签： C++
上传时间： 2022-02-01
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The PW2601 is a charger front-end integrated circuit designed to provide protection to Li-ionbatteries from failures of charging circuitry. The device monitors the input voltage, battery voltageand the charging current to make sure all three parameters are operated in normal range. Thedevice will switch off internal MOSFET to disconnect IN to OUT to protect load when any of inputvoltage, output current exceeds the threshold. The Over temperature protection (OTP) functionmonitors chip temperature to protect the device. The PW2601 also can protect the system’sbattery from being over charged by monitors the battery voltage continuously. The deviceoperates like a linear regulator, maintaining a 5.1V output with input voltages up to the input overvoltage threshold.The PW2601 is available in DFN-2x2-8L package. Standard products are Pb-free and Halogenfree
标签： pw2601
上传时间： 2022-02-11
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This Getting Started Guide is written for Maxwell beginners and experienced users who would like to quickly re familiarize themselves with the capabilities of MaxwelL.This guide leads you step-by-step through solving and analyzing the results of a rotational actuator magnetostatic problem with motion By following the steps in this guide, you will learn how to perform the following tasks Modify a models design parameters y Assign variables to a model's design parameters.Specify solution settings for a design Validate a designs setupRun a maxwell simulation v Plot the magnetic flux density vecto v Include motion in the simulation本《入门指南》是为希望快速重新熟悉MaxwelL功能的Maxwell初学者和有经验的用户编写的。本指南将引导您逐步解决和分析旋转致动器静运动问题的结果。按照本指南中的步骤，您将学习如何执行以下任务。修改模型设计参数y将变量分配给模型的设计参数。指定设计的解决方案设置验证设计设置运行maxwell模拟v绘制磁通密度vecto v在模拟中包含运动
上传时间： 2022-03-10
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电子书-RTL Design Style Guide for Verilog HDL540页A FF having a fixed input value is generated from the description in the upper portion of Example 2-21. In this case, ’0’ is output when the reset signal is asynchronously input, and ’1’ is output when the START signal rises. Therefore, the FF data input is fixed at the power supply, since the typical value ’1’ is output following the rise of the START signal. When FF input values are fixed, the fixed inputs become untestable and the fault detection rate drops. When implementing a scan design and converting to a scan FF, the scan may not be executed properl not be executed properly, so such descriptions , so such descriptions are not are not recommended. recommended.[1] As in the lower part of Example 2-21, be sure to construct a synchronous type of circuit and ensure that the clock signal is input to the clock pin of the FF. Other than the sample shown in Example 2-21, there are situations where for certain control signals, those that had been switched due to the conditions of an external input will no longer need to be switched, leaving only a FF. If logic exists in a lower level and a fixed value is input from an upper level, the input value of the FF may also end up being fixed as the result of optimization with logic synthesis tools. In a situation like this, while perhaps difficult to completely eliminate, the problem should be avoided as much as possible.
标签： RTL verilog hdl
上传时间： 2022-03-21
上传用户：canderile
随着信息技术的发展以及嵌入式、人脸识别、计算机网络等技术的提高，人们正在感受着科技带来的便利和益处。 该系统通过摄像头获取人脸图像,在后台应用系统完成图像识别,然后给单片机发送命令来控制门禁系统。软件上首先利用小波变换对人脸图像进行2次小波分解,然后对低频分量进行离散余弦变换(DCT)提取特征值,最后利用欧氏距离和最近邻分类器进行识别。采用OpenCV人脸识别算法进行处理输出。达到该系统构建简单、方便,识别速度快且准确率较高。 本文主要介绍了基于人脸识别算法的门禁系统的设计与实现。在对人脸识别算法研究的基础上，进一步对整个门禁系统设计与实现进行了详细阐述。主要内容包含以下几点： 1．简单的介绍了课题研究的背景、目的及意义，介绍了人脸识别的背景，阐述了国内外人脸识别的现状以及人脸识别的难点，还介绍了相关的技术。 2．人脸识别算法的研究：主要对Gabor滤波算法、K-L变换算法、Haar特征提取算法这三种特征提取算法进行了详细介绍，也对PCA和LDA这两种人脸识别算法进行了详细的阐述和实验的对比。 3．门禁系统的设计与实现：从需求分析入手对系统的总体模式、总体结果、功能模块、数据库设计等各部分进行了简单的介绍。 4．系统的测试：在对核心算法人脸识别进行了详细的研究以及整个门禁系统的设计和实现结束后，对于整合实现的系统，进行了详细的测试，并给出了功能测试报告和性能测试报告。 本文设计的基于人脸识别的门禁系统，在一定程度上可以较好的识别人脸.
上传时间： 2022-05-28
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Mathematical modeling has become an important part of the research and devclopment work in engineering and scicnce. Retaining a competitive edge requiresa fast path between ideas and prototypes, and in this regard mathematical modeling and simulation provide a valuable shortcut for understanding both qualitative and quantitative aspects of scientific and engineering design. To assist you in gaining this edge, COMSOL Multiphysics offers state-of-the art performance, being built from the ground up with a Java3D interface and C/C++ solvers.The Acoustics Module is an optional package that extends the COMSOL Multiphysicsmodcling cnvironment with customized user interfaces and functionality optimizcd for the analysis of acoustics. Like all modules in the COMSOL family, it provides a brary of prewritten ready-to-run models that make it quicker and casier to analyze disciplinc-specific problcms.
上传时间： 2022-06-19
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论文首先研究了基于Har-like特征和Adaboost分类器的目标车辆探测算法原理和参数设置，并利用车载摄像头采集真实道路车辆图像，建立车辆样本数据库，训练车辆分类器，实现对道路车辆的探测，并对探测效果进行量化分析。针对在车辆探测过程中误检率较高、探测不连续以及检测框不稳定的现象，对基于无迹卡尔曼滤波器的车辆跟踪算法进行了研究，建立了车辆相对运动模型，对真实道路交通场景中的多目标车辆进行探测与跟踪，并对跟踪算法对探测性能提升的效果和原因进行了深入分析。在单目测距中，针对一般测距算法受车辆俯仰角和摄像头畸变影响很大的缺点，利用PreScan仿真软件，对车辆测距算法进行了改进，提山了一个同时考虑车辆俯仰角和摄像头畸变等参数的测距模型，以及一种将摄像头内参与外参分开标定的新方法，最后利用场地实验利真实道路交通场景对模型的测距精度、参数灵敏度进行量化分析。研究了仅利用图像信息估算车辆间碰撞时间的方法，利用PreScan仿真软件，对车辆碰撞时间估算算法进行了改进，建立了一个考虑车间相对加速度碰撞时间估算模型，最后，利用真实道路交通视频对算法进行验证和分析。最后，介绍了利用仿真软件辅助ADAS开发的方法，在虚拟的开发环境中建立了以真实摄像头物理参数为依据的摄像头仿真模型、交通场景，实现了对单目测距和碰撞时间估算算法的验证和改进。实验结果表明，论文中所建立的算法表现出良好的性能，所构建的基于PreScan的仿真平台能有效地提高算法的开发效率.
上传时间： 2022-06-21
上传用户：d1997wayne
Simulation can provide a lot of information about what the system is doing. We canadd the effect of different element, like Encoder resolution, ADC sampling rate, etc and understand how does it affect the system. Another benefit is the possibility to slow down the process, to gain insight on what happens of fast systems or, vice versa, speed up slow process.Because National Instruments is a unique company in the fact the we provide a fullhardware solution couple with a full development platform, we can use this tools in very particular ways For example, it is possible to combine the LabVIEW Control Design and Simulation Module along with the FPGA module to quickly prototype a controller. One of the main benefits of this approach is that there is no need to compile the FPGA code, which allows for a quick algorithm design turnaround and debugging.
标签： pid控制
上传时间： 2022-07-20
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VIP专区-嵌入式/单片机编程源码精选合集系列（50）资源包含以下内容：1. 冷光源 产品的控制器 HT48R系列和HT48E系列.2. 冷光源 产品的控制器 HT48R系列和HT48E系列.3. 冷光源 产品的控制器 HT48R系列和HT48E系列.4. MT28F128J3 flash 编程 也适用intel flash 28F 系列 里面是pdf文档.5. 流水灯 使用定时器控制.6. moder 51汇编程序框架 D4为串口发送中断指示灯； D5为外部中断1指示灯； D6为外部中断0指示灯； D7为串口接收中断指示灯； D8为定时器指示灯；.7. 计数器0的实验程序 intT0 取时钟电路产生计数脉冲.8. SMDK2410boardTestProgram.9. tini的http-slientC程序.10. TINI的pop3的c代码.11. 用VC做的PC与单片机通信的程序,很实用的.望此代码给大家带来方便或有所启发.12. cypress usb 68013a examples.13. 本文件用于spi接口的键盘扫描模块.14. 跑马灯设计.15. 在smartarmm2200上显示波形实现暂停退出的功能.16. 解决smartarm2200串口下载问题的程序.17. smartarm2200d的ad转换程序.18. 自己画的经244隔离的JTAGFORAVR.19. 第一次上传.20. at91sam7s64 arm的A/D转换测试代码.21. 8279键盘显示芯片实验源程序（C语言编写）.22. 菲利普单片机LPC900系列的I2C读写程序.23. 当前SOC是嵌入式系统设计的一大热点.24. 自己收藏的单片机程序——洗衣机的工作原理。c语言编写。.25. 用C8051F300设计锂离子电池充电器的解决方案！给大家参考！.26. 触摸屏驱动源码.27. MSP430 串口通讯通过中断实现.28. 综合电子设计实验部分元件功能管脚详细说明电子原理图.29. sc2410测试程序.30. atmel at91sam7s header file extented, some extra register definitions are set and extra functions ar.31. IAR开发平台下.32. IAR下.33. atmel at91sam7s和7x下.34. LM16032DDC-0B-Manual-Rev0[1]液晶屏幕使用.35. ucos-ii的图形界面移植.36. 很好的一个菜单处理程序.37. 嵌入式系统开发 TOPPERS and JSP Kernel Release 1.3 TOPPERS = Toyohashi Open Platform for Embedded Real-Tim.38. 嵌入式系统开发用源代码 包含At91C arm芯片相关各种例程 包括整数性能测试,浮点测试,硬件驱动等.39. Welcome to PMOS. PMOS is a set of modules, mostly written in Modula-2, to support multitasking. PMO.40. 用于motorala 68K系列处理器的小实时多任务操作系统 The OMU Kernel was written to provide a cut-down Unix-like O/S for a.
上传时间： 2013-07-22
上传用户：eeworm
VIP专区-嵌入式/单片机编程源码精选合集系列（102）资源包含以下内容：1. DMX512在PIC单片机上的汇编接收程序.2. 用XC9572来控制LCD12864的读写等时序,用89C52的总线方式来控制LCD.3. 对25AA040的EEPROM进行SPI读写.4. 一个测试USB器件PDIUSBD12的上位机源代码.5. 这个源码测试过,可以用.电路图也可以根据程序画,非常方便..6. VB开发的进行PLC通讯测试的程序.7. 使用梯形图开发的PLC控制程序.8. 开发的PLC梯形图程序.9. cgnal c8051f020 4*6键盘 4*8 液晶显示 大容量存储.10. 《嵌入式系统的C程序设计》电子版.11. maxim的对sd卡的串行spi模式进行读写操作控制的程序源码.12. 在用计算机进行数据传输时.13. u boot介绍.14. C++编写的针对PCI卡.15. 一个QT4开发的小界面。我也是新手做的一个小程序。希望和大家一起讨论QT.16. 基于AT89C2051的室内红外遥控电动车电路设计.17. 南京大学电子系抢答电路仿真课件.18. 这个是在UNIX下.19. 大名鼎鼎的AudioCodes的VOIP处理芯片AC483的数据手册,很多语音卡都是用这个芯片的..20. 《嵌入式开发实例》全书所附源代码.21. C++编写的针对CP5611 PCI卡的通讯程序Demo.22. H桥驱动电路.23. 红外遥控接收电路,常用于控制系统中.24. 电动小车的电机驱动及控制.25. 微型红外追踪及无线遥控车设计,这个文档包括一些毕业设计中所常用的设计电路.26. system c好资料--Modeling with SystemCTM Workshop Version 1.4.27. LPC2124 + proteus 仿真 ADS v1.2编译 实现数字显字功能.28. ALI－5661芯片MP3方案3100版本详细资料。 包含 M5661 Flash Support List_SDK_070122 M5661 User Manual_v1.2_051023 .29. 80c296sa平台的ads7864采集程序.30. 串行外设接口SPI的应用.31. 书名是电器控制与PLC.32. power pc 405 ep核心板及其周边的原理图和pcb图.33. 中文版的keil操作手册.34. 信号被白噪声干扰.35. ControlCAN 开发程序例程1.36. ControlCAN 开发程序例程1.37. 运用Labview进行虚拟示波器设计的源码.38. 运用Labview进行虚拟示波器设计的源码.39. 运用Labview进行虚拟示波器串口设计的源码.40. compact pci footprint for design,using pads2005 open it ,like you need it !.
标签： 光电技术
上传时间： 2013-04-15
上传用户：eeworm
