point operation

优化系统速度，加快磁盘访问速度，充分利用内存-Optimization of system speed, speed up disk access speed, full use of memory

MMC中优化开关频率的模块化多电平换流器子模块均压方法(Modular multi-level converter sub-module voltage equalization method for optimizing switching frequency in MMC)

在UCOSII里面创建3个任务：开始任务、LED0任务和LED1任务，开始任务用于创建其他（LED0和LED1）任务，之后挂起；LED0任务用于控制DS0的亮灭，DS0每秒钟亮80ms；LED1任务用于控制DS1的亮灭，DS1亮300ms，灭300ms，依次循环。(Create three tasks in UCOSII: start task, LED 0 task and LED 1 task, start task to create other tasks (LED 0 and LED 1), then hang up; LED 0 task to control the brightness of DS0, DS0 80 ms per second; LED 1 task to control the brightness of DS1, DS1 300 ms, 300 ms, in turn, cycle.)

ATK-MiniFly微型四轴飞行器 原理图(ATK-MiniFly miniature four axis schematic diagram)

C语言简单实现树型结构,C语言简单实现树(C language simple implementation of Tree structure C language simple implementation of Tree)

一维离散傅里叶变换，通过调用excel文件来进行离散傅里叶变换(One dimensional discrete Fourier transform, by calling the excel file to do the discrete Fourier transform)

利用千寻嵌入式SDK介入 获取RTCM信息(It uses the qianxun sdk to get the RTCM imformation so that the RTK system can output the more accrucy position information)

说明：  电子地图管理系统，实现文件的读取，检索，与排序(Electronic map management system, document read, search, and sort)

java code for interpolation this is the short progaram for working

说明：  运用水平集理论进行结构拓扑优化，对结构进行优化处理(The level set theory is used to optimize the structure topology)