单片机音频电平显示电路的制作(4)_haoDIY创好电子音响电脑科技DIY小制作发明

122,6,70,38,102,22,86,54,118,14,78,46,110,30,94,62,126,1,65,33,97,17,81,49,

113,9,73,41,105,25,89,57,121,5,69,37,101,21,85,53,117,13,77,45,109,29,93,61,

125,3,67,35,99,19,83,51,115,11,75,43,107,27,91,59,123,7,71,39,103,23,87,55,

119,15,79,47,111,31,95,63,127

};

/*分级量化表*/

uint8 QTY_TAB[] = {0x01,0x03,0x07,0x0f,0x1f,0x3f,0x7f,0xff};

uint8 ADC_Count=0;

uint8 i,j,k,b,p,anum;

uint16 xdata Fft_Real[128];

uint16 xdata Fft_Image[128]; // fft的虚部

uint8 xdata LED_TAB[16]; //记录红色柱状

/********************************************************************

* 名称 : FFT

* 功能 : 碟型运算转换

* 输入 : 无 (责任编辑：admin)