FFT算法在DSP软仿真中用C语言实现，波形图像都有，很有用-FFT algorithm in DSP soft simulation with C language, waveform images are, very useful

功能：1、对APP升级（文件转移） 2、对系统与模块升级（文件转移） 3、对图片与图像的导出（文件在U盘内） 将usb/usb_ini/usb_test.c在linux下进行编译，执行。前提插入U盘，内usb/usb_ini/autorun,ini文件-Features: 1, to upgrade the APP (file transfer) 2, the system and module upgrade (file transfer) 3, export of p

用于识别图像中的数字和字母，识别准确率高，基于c#语言开发的识别工具(It is used to identify the numbers and letters in the image, and the recognition accuracy is high. The identification tool based on c# language is developed)