修改后的PCA进行人脸识别的Matlab代码

作业~画出载入的声音文件波形~并在可在画板上画涂鸦-~ paint included in the operations of audio files and waveform- in painting graffiti on the slate

最简易实用的串口上位机开发例子，VC++ 环境，最适合没有上位基础的电子工程师，硬件设计师学习。-The most simple and practical example of serial PC development, VC++ Environment, not the most suitable upper-based electronic engineers, hardware designers to learn.

1、支持上传多个文件2、支持上传各种文件格式的文件3、可以设置上传文件的目录4、可以将上传的文件改名保存5、支持上传图片生成缩略处理6、可以判断上传文件的大小、文件类型-a support multiple files to upload 2, support a variety of file formats to upload the document three, set the upload directory four documents can be uploaded file name preservation 5, support upload pictures generated abbreviated handle six can be judged to upload file size, file type

自己编写的一个小软件,可以方便的计算出LM317输出某个电压时，调压电阻的所有组合及误差，相当方便！-their preparation, a small software can easily calculate a LM317 voltage output, Surge resistor all combinations and error, it"s very convenient!

这是一个研华数据采集的源代码,可以利用此码实现工业控制和数据处理.-This is a research-data collection of source code, this code can be used in industrial control and data processing.

混沌现象演示的两个FLASH，在演示过程中可调整参数改变条件观察混沌现象，可以使初学者更好的理解混沌现象的产生！-chaos FLASH demonstration of the two, In the course of the demonstration adjustable parameters observed chaotic conditions change, Beginners can better understand the phenomenon have chaos!

LED 接口板原理图,请使用. LED控制使用.-LED interface SCH.

描述了在高斯白噪背景下，对直扩信号进行检测所采用的方法和仿真流程。-Describes the Gaussian white noise in the background, on the Direct Sequence Spread Spectrum Signal detection methods and simulation process.

基于p87c591的can通讯驱动程序源码-based communications can p87c591 the driver source

WINDOWS上面经典的游戏。转到手机上面的，很不错，大家可以-WINDOWS above classic game. To cell phone, very well, we can try