根据接收信号构造协方差矩阵，并对协方差矩阵进行特征值分解-MUSIC

说明：  用于测量技术中附和导线闭合导线以及支导线平差计算绘图(Computational Drawing of Closed Conductor and Adjustment of Branch Conductor for Affiliated Conductor in Surveying Technology)

说明：  RD算法的点目标分析，是学习SAR的第一个程序(RDA in 2-D SAR, the first expiral work in SAR learning.)

封装了常用的日期操作方法，另外增加了部分时间控制操作类(It encapsulates common date manipulation methods.)

说明：  一个简单的代码，一步一步地进行主成分分析，并给出了解释..pca的内置功能用于。此外，代码中还解释了显示如何进行主成分分析的分步过程。(A simple code for doing PCA with step by step procedure along with explanations is given for an novoice to PCA.. The inbuilt function pca is used to. Further a step by step procedure showing how PCA is done is explained in the code.)

说明：  基于光伏、风能和储能微电网系统中的matlab仿真程序，可供参考。(Matlab simulation program based on photovoltaic, wind and energy storage microgrid system can be used for reference.)

说明：  双向DAC仿真，可以稍作修改进行调整，即可使用。(Two-way DAC simulation, can be slightly modified to adjust, you can use.)

说明：  excel 文档 z中国 各省市县zip 邮编(china zip code excel.rar)

SVD特征分解代码，编程语言为matlab格式，非常好用的啊(SVD feature decomposition code, programming language for matlab format, very useful ah)

主控程序，协调内存，cpu直间缓存操作-control procedures, coordination of memory, cpu cache operation between straight

nrf24l01的avr驱动, spi串口控制。(nrf24l01 avr driver, control with spi.)