C#序列化，一个上传测试，没用什么实际功能，请不要下载-sequence, an upload test, it's useless what the actual function, please do not download

1730 语音芯片 C语言 sPI模式程序 有1730所有的sPI函数 实现1730 的录放音-1730 audio chip C-1730 sPI mode procedures to achieve all of sPI 1730' s sound recording function

用于提取语音信号的能量谱的函数,ampp(s,a,b,c)，x为输入信号，a,b,c用于指定subplot函数的作图位置-A function for extracting the energy spectrum of the speech signal, ampp (s, a, b, c), x is the input signal, a, b, c is used to specify the location of subplot mapping function