代码搜索：Raspberry Pi
找到约 10,000 项符合「Raspberry Pi」的源代码
代码结果 10,000
www.eeworm.com/read/352620/10532808
m music1.m
clear;clc;
d=1;
lma=2;
q1=1*pi/4;q2=1*pi/3;q3=1*pi/6;q4=3*pi/4;
A1=[exp(-2*pi*j*d*[0:6]*cos(q1)/lma)]';
A2=[exp(-2*pi*j*d*[0:6]*cos(q2)/lma)]';
A3=[exp(-2*pi*j*d*[0:6]*cos(q3)/lma)]';
A4=[ex
www.eeworm.com/read/352620/10532813
txt music1.txt
>七单元天线阵DOA估计
clear;clc;
d=1; >天线阵元的间距
lma=2; >信号中心波长
q1=1*pi/4;q2=1*pi/3;q3=1*pi/6;q4=3*pi/4;>四输入信号的方向
A1=[exp(-2*pi*j*d*[0:6]*cos(q1)/lma)]';>求阵因子
A2=[exp(-2*pi*j*d*[0:6]*cos(q2)/lma)]';
www.eeworm.com/read/423774/10533312
m tiaosu.m
clear
speed = 100;
t = 0;
Y_a = 4;Y_b = 4;Y_c = 4;
y0 = figure;
axis equal;axis off
axis([-6 6 -10 6])
title('可调速电风扇','fontsize',15);
grid off;
[x1,y1,z1]
www.eeworm.com/read/160361/10538805
m e313.m
w=[0:1:500]*pi/500;
H=exp(j*w)./(exp(j*w)-0.9*ones(1,501));
magH=abs(H);angH=angle(H);
subplot(2,1,1);plot(w/pi,magH);grid;
ylabel('|H|');title('振幅特性');
subplot(2,1,2);plot(w/pi,angH/pi);grid;
x
www.eeworm.com/read/160361/10538844
m idft.m
function [xn]=idft(XK,N)
%------------------
%[Xk]=idft(xn,N)
%
n=[0:1:N-1];
k=[0:1:N-1];
WN=exp(-j*2*pi/N);
nk=n'*k;
WNnk=WN.^(-nk);
xn=(XK*WNnk)/N;
www.eeworm.com/read/160361/10538928
m dtft.m
function [X]=dtft(x,n,w)
% Calculate discret time Fourier transform
% [X]=dtft(x,n,w)
% X=DTFT array at frequency w
% x=infinite series (length=n)
% n=position vector of sample
% w=position vect
www.eeworm.com/read/160256/10548610
m example1_7.m
t=0:pi/20:2*pi;
z=sin(t);
plot(t,z);
set(gca,'YAxisLocation','right'); %设置当前坐标轴的y轴的位置属性为右
xlabel('x');
ylabel('y');
www.eeworm.com/read/160253/10548813
m example6_2.m
t=0:pi/100:4*pi;
s=sin(t+3*pi/4);
plot(s);
title('原始信号s');
%====================================
%对s进行小波分解：db1 3层
[c,l]=wavedec(s,3,'db1');
%====================================
%提取小波分解的低频系数a
www.eeworm.com/read/160243/10551397
m exa060603.m
%----------------------------------------------------------------------------
% exa060603.m, for example 6.6.3;
% To design IIR Butteworth bandstop DF by analog-lowpass,
% -------------------------
www.eeworm.com/read/160243/10551428
m exa011004_sinc.m
%-----------------------------------------------------------------
% exa011004_sinc.m, for example 1.10.4
% to generate the sinc function.
% 产生一 sinc 函数；
%-----------------------