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三轨磁头解码芯片PA1100
磁头解码芯片PA1100特性: 1、支持单、双、三轨磁条卡解码; 2、内置RAM缓存数据; 2、使用简单,无需外部阻容; 4、支持正反向刷卡; 5、支持自动增益; 6、超低功耗,读卡电流小于800uA,休眠电流小于1uA; 7、读卡速度5-254cm/秒; 8、读卡强度30 -200 ISO7811标准; 9、采用shift-out串行接口; 10、2.7~3.3V供电; 11、多种封装
- 2022-03-03 03:18:14下载
- 积分:1
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This book system, in
本书系统深入地介绍了各种代码优化编程技术。全书分为4章。第1章集中介绍如何确定程序中消耗CPU时钟最多的热点代码的所谓程序剖析技术以及典型部分工具的实用知识。第2,3章分别全面介绍RAM了系统与高速缓存子系统的代码优化知识。第4章主要介绍了机器代码优化技术。各章在讨论基本原理的同时详细给出了代码实例,并对优化性能进行了定量的分析。该书特别适合于作为应用程序员及系统程序员的学习与开发之用。同时,本书对在硬件方面的专业人员与技术工作者有一定的参考价值。-This book system, in-depth description of the various code optimization programming. The book is divided into four chapters. Chapter 1 focus on how to determine the program consumes CPU clock up to the so-called hot code analysis techniques and procedures for a typical part of the tools and practical knowledge. Separately in Chapter 2,3 introduced the first comprehensive system RAM and high-speed cache memory subsystem, the code and optimize their knowledge. Chapter 4 focuses on the machine code optimization techniques. In discussing the various chapters, while the basic principles of the code examples are given in detail, and optimize the performance of the quantitative analysis. Book is particularly suitable as an application programmer and system programmer le
- 2023-01-11 23:10:10下载
- 积分:1
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err
C语言大全第4版
C语言大全第4版-err
- 2022-08-19 03:55:21下载
- 积分:1
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基本软件架构
Essential Software Architecture
- 2022-03-13 15:19:14下载
- 积分:1
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在ASP下实现的bbs网站建设
在ASP下实现的bbs网站建设-in ASP under the bulletin board website
- 2022-03-02 02:38:24下载
- 积分:1
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on how to improve the process design of Java's security problems
介绍如何搞好有关JAVA程序设计中的安全问题-on how to improve the process design of Java"s security problems
- 2022-03-23 11:51:08下载
- 积分:1
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Excellent ebook from MS that describes virtualization.
Excellent ebook from MS that describes virtualization.
- 2022-03-22 16:20:55下载
- 积分:1
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arm s3c44boX的测试程序(test_44b),用于s3c44boX的各个模块的测试,可用于学习44b0的编程...
arm s3c44boX的测试程序(test_44b),用于s3c44boX的各个模块的测试,可用于学习44b0的编程-arm s3c44boX testing procedures (test_44b) for the various modules s3c44boX tests can be used to study the programming 44b0
- 2022-08-05 10:35:20下载
- 积分:1
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谭浩强书上面的代码基本都有非常好,省下大量时间
谭浩强书上面的代码基本都有非常好,省下大量时间-Hao strong basic code above, the book has a very good, save a lot of time
- 2022-05-09 06:34:03下载
- 积分:1
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So that the readers of this book on learning the real and practical technology,...
方面,使读者通过对本书的学习,学到真正实用的技术,另一方面,为引入J2EE技术打下良好的基础-So that the readers of this book on learning the real and practical technology, on the other hand, for the introduction of J2EE technology and lay a good foundation
- 2022-03-20 16:30:15下载
- 积分:1