c语言写的傅里叶变换，用于嵌入式语音识别系统，很实用-Fourier transfermation,it is used for speech recognization.it is useful!

voice recognization code

基于mini2410的小实验，功能包含了led流水灯、数码管、pwm蜂鸣器、按键识别、ad转换、eeprom练习、lcd屏幕实验、贪吃蛇小游戏等功能。-Based on mini2410 microprocessor, the function including led test, digital number, pwm buzzer, button recognization, ad convertion, eeprom test, lcd test, snake game, etc.

Audio input and recognization