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Power 的代码
40w.lst
C51 COMPILER V7.08 40W 09/30/2006 21:14:41 PAGE 1
C51 COMPILER V7.08, COMPILATION OF MODULE 40W
OBJECT MODULE PLACED IN 40w
40w.c
/******************************************************************************
*
* pm5050语音遥控输出程序 40w
ok
/******************************************************************************
*
* pm5050语音遥控输出程序 40w
eix2.m
function ei = EIx2(x)
if x < 0
disp('x必须大于0!');
return;
end
format long;
cof = [-0.57721566;0.99999193;-0.24991055;
0.05519968;-0.0097004;0.00107857];
cr = [0.2677737343;8.63
bessel2.m
function Jx = bessel2(n,x)
format long;
if n == 0
a = [-2.957821389e9;7.062834065e9;-5.123598036e8;
1.087988129e7;-8.632792757e4;2.284622733e2];
b = [4.0076544269e10;7.452499648e
besselm.m
function Jx = besselm(n,x)
format long;
if n == 0
a = [1.0;3.5156229;3.0899424;1.2067492;
0.2659732;0.0360768;0.0045813];
b = [0.39894228;0.01328592;0.00225319;
-0.00157
intpwr.c
/*++
Module Name:
intpwr.c
Abstract:
The power management related processing.
The Power Manager uses IRPs to direct drivers to change system
and device power levels, to
zaochupp.m
%去噪信号和输出信号频谱比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
powe
zaochubx.m
%去噪信号和输出信号波形比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
powe
chunzaopp.m
%纯净信号和带噪信号频谱比较
close all;
clc;
count=length(A);
noise=0.1*randn(1,count);
signal=A;
for i=1:count
voice(i)=signal(i)+noise(i);
end
Fv=fft(voice);
anglev=angle(Fv);
Fn=fft(noise);
power1