介绍LED的使用方法。没事看看估计会有一些帮助。

eda课程，包括数码管显示，可变步长计数器的编写-eda courses, including digital display, variable-step preparation of counter

SQL查询优化 SQL查询优化-SQL Query Optimization SQL Query Optimization

delphi学习资料,DELPHI初学者入门的好东西-delphi learning materials, DELPHI beginners entry of good things

本人使用SQL SERVER 数据库3年，其中遇到不少技术问题，本文件将解决方法记录起来，本来是作为我的手册使用的，现在共享出来，希望对大家有帮助。内容比较多，容量比较大，不过分类清楚，可供遇到疑难时查阅。-I use the SQL SERVER database 3 years, and have encountered many technical problems, the paper records will be a solution, and was originally used as my manual, and now shared out to all of you help. More content, more capacity, but a clear classification for the problems encountered when the inspection.

一个用起来比较简单的无线信号处理发送芯片，可直接与单片机的串口相连，发送信号，对单片机开发人员很有用途 -up with a relatively simple send wireless signal processing chip, and can be directly connected to serial port MCU, send a signal to developers SCM usefulness

VC编程风格的介绍，以及如何提高代码质量-VC programming style, and how to improve code quality

零耗时低频宽脉冲软PWM信号控制C51演示程序-zero time-consuming low-bandwidth pulses soft PWM control signal C51 Demonstration Program

详细的WAV 文件格式-detailed WAV file format

C语言与汇编语言混合编程的方法及需注意的问题-C and Assembly Language Programming mixed approach and the need for attention to the problem

串行A-D 和D-A 转换芯片与DSP 接口方法，具有一定的实用价值-serial A-D and D-A converter chip DSP interface method has some practical value