I2C详细源代码，包括，初始化，开始信号和结束信号，delay等需要注意的地方。...

1、电子地图的导入与导出                      2、电子地图的排序（冒泡，快速）                     3、电子地图的查找索引                                            4、电子地图的更新，修改                               5、二进制的转换 6、经纬度的转换                             

好实用的好东东，快下呀！-good practical good Dongdong, quick to make!

YAFFS的升级版本YAFFS2，很好的支持NANDFlash的文件系统-YAFFS updates YAFFS2 good support NANDFlash file system

MSP430F449与ATT7022开发的一款三相表demo，完善中，其中的几个程序模块，仅供参考。-MSP430F449 with the ATT7022 the development of a three-phase table demo, perfect, where several program modules for reference purposes only.

keil c51实用技巧，包括对51单片机的详细解说与源码的实例-keil c51 practical skills, including 51 single-chip microcomputer with a detailed explanation of the source code examples

gef plugin for eclipse

CYPRESS公司SL811HS芯片 USB主机和USB设备的实现，学习USB协议的好东西-CYPRESS company SL811HS chip USB host and USB devices to achieve and learn good things USB protocol

该程序应用轮换查询的方式实现了键盘的扫描，并且应用了加减，等功能及数码显示-Application of the program the way the rotation of inquiries realize the keyboard scanning, and the application of the addition and subtraction, and other functions and digital display

我收集的fft算法-I collected fft Algorithm

单片机播放音乐，里面有proteus仿真电路和源代码，很有用的！-Singlechip play music, which has Proteus simulation circuit and the source code, very useful!