邮件控制内网PC和网络设备等

大地坐标系统的变换，主要适用于GPS学习者和大地测量者学习大地坐标系转换有关理论知识。-geodetic coordinate system conversion, mainly applicable to learners and GPS geodesy learning earth coordinate system conversion of the theoretical knowledge.

一位加法全加器，可以实现低位进位输入和高位进位输出。-full adder

 本系统基于 C8051F020 实现等精度的频率测量， 利用该单片机灵活的控制功能及速 度优势，大大提高了性能和测量精度。以往的测频都是采用高频段直接计数、低频段间接测周 的方法，其测量精度往往会随着被测频率的改变而受到影响。为了克服测频中高低频段测量精 度不等的缺陷，采用双计数器设计，实现等精度的频率测量。等精度的测量方法不但具有较高 的测量精度，而且在整个测频区域内保持恒定的测量精度。 

一个huffman 树的完整算法。用链表实现的c＋＋源程序-Integrity of a huffman tree algorithm. List realize with the c source code

已经验证过的I2C，slave的IP，core，从一开源网站下载的，代码写的非常好，节省了FPGA的资源，比起以往的slave的CORE，这个CORE减少了寄存器的使用。-Has been verified I2C, slave of the IP, core, from an open source website, the code is written in a very good save FPGA resources than the previous slave of CORE, the CORE reduce the use of registers.

化学方程配平软件-chemical equation balancing software

这是一个用VG++写的SuperWums游戏模拟的程序。-with VG wrote SuperWums game simulation procedures.

这是我大一的时候做的sin(x)源程序,库函数的实现-This my freshman year when do sin (x) source, the realization of library functions

串口通讯，可使用它进行串口通讯的调试等。非常好用，赶紧用吧-serial communications, it can be used for serial communications debugging. Very handy, use it quickly

一个将将JavaBean重定位到WEB-INF_classes目录下的视频.一步一步教你学JAVABEAN,非常简单实用易于上手,推荐下载.-a JavaBean to be re-positioning of Web-directory INF_classes inspection Frequency. step by step teach you to learn JAVABEAN, very simple and practical and thus easy to download.