SmsManager

基于MAX5980芯片的POE网络交换机设计(This article is done with the MAX5980 chip and the Ethernet network switch chip. The joint design scheme demonstrates the feasibility of the practical application of the POE chip combined with the network switch. The scheme is designed to be complete and stable, and can fully meet the normal operation of various types of powered devices of the back-end network.)

自己做的SNMP协议管理，适合初学者研究-SNMP protocol to do its own management, suitable for beginners study

自由拼音输入法源程序,一个类似"智能ABC"输入法源代码. (Free Pinyin input method source code, a similar " smart ABC" input method source code.)

用VC++ SQL SERVER开发的产品销售管理系统(VC development of the SQL Server product marketing management system)

用VB6编程，用来读取BMP图片的PIXEL资料，做为其他影像处理之用(Using VB6 programming, used to read BMP images, as other image processing purposes)

说明：  驱动控制卡前进后退，改转速和回原点方式切换，手动长按持续运动，释放停止等功能。(Drive control card forward and backward, change the speed and return to the origin mode switch, hand long press continuous movement, release stop and other functions.)

这是一个路由器,大家想一下吧...很好用的哦(This a router, you think about it ... Oh well ... the)

Stability for real systems

ICA源代码,用于人耳识别.自己编写,非常容易理解(ICA source code for the human ear identification. I have written, very easy to understand)

说明：  解二次方程，输入系数a，b，c,输出两个解、一个解、和无解这三种情况时的结果(Solving the quadratic equation, three cases)