chaosheng

说明：  Quartus II TimeQuest 时序分析器说明书；这本手册包含一组设计场景、约束指南以及相关建议。您应该熟悉 TimeQuest Timing Analyzer 和 Synopsys Design Constraint(SDC) 的基础知识，以便正确地使用这些指南。(Quartus II timequest timing analyzer manual; this manual contains a set of design scenarios, constraint guidelines, and related recommendations. You should be familiar with the basics of timequest timing analyzer and Synopsys design constraint (SDC) to use these guidelines correctly.)

新编剑桥商务英语中级听力。共有十个单元，每单元分A、B两部分，格式为MP3.(A New Business English Intermediate Listening. A total of 10 units, each unit points A, B two parts, the format is MP3.)

说明：  英文原版MSP430教材，从430架构到后期项目架构。(The original MSP430 teaching book, from the 430 archtechture to projects' form.)

python基础编程（第三版），学习python的很好电子书籍(Python basic programming (third edition), a good e-book for learning python)

说明：  本书是久负盛名的C++经典教程 ，其内容是C++大师Stanley B. Lippman丰富的实践经验和C++标准委员会原负责人Josée Lajoie对C++标准深入理解的完美结合，已经帮助全球无数程序员学会了C++。 对C++基本概念和技术全面而且权威的阐述，对现代C++编程风格的强调，使本书成为C++初学者的最佳指南；对于中高级程序员，本书也是不可或缺的参考书。(This book is a well-known classic C + + tutorial. Its content is the perfect combination of rich practical experience of C + + Master Stanley B.)

VBA学习教程 入门到精通 VBA学习教程 入门到精通(VBA learning tutorials)

说明：  刘海洋编著的LaTeX入门书籍，适合初学者阅读。(LaTeX introductory book compiled by Liu Haiyang, suitable for beginners to read.)

Homekit accessory specification r13

This is My python work.abc may be upload more later.

CY7C63723 功能及其引脚描述，外围电路和仿真数据(The CY7C637 is an 8-bit RISC OTP microcontroller.)