代码搜索：Raspberry Pi
找到约 10,000 项符合「Raspberry Pi」的源代码
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www.eeworm.com/read/164338/10117032
m q716.m
%《MATLAB在电子信息课程中的应用》第七章例7.16程序q716
% 验证N点DFT的物理意义
% 电子工业出版社出版 陈怀琛 吴大正 高西全合著 2001年10月
% 计算并图示DFT[x(n)]
clear;close all
N1=8;N2=16;%两种FFT变换长度
n=0:N1-1;
w=2*pi*(0:2047)/2048;
Xw=(1-exp(-j*4*w)
www.eeworm.com/read/164054/10133263
m ex4_18.m
X=0:.2:pi; R=exp(-X.^2/2).*sin(X);
plot(R,X), axis('square')
figure; [x,y,z]=cylinder(R,20);
surf(x,y,z*pi), axis([-0.6,0.6,-0.6,0.6,0,pi])
www.eeworm.com/read/164054/10133307
m ex4_15.m
theta = 0: 0.1 : 6*pi; r = cos(theta/3)+1/9;
subplot(2,2,1), polar(theta, r);
subplot(2,2,2); plot(theta, r);
subplot(2,2,3); semilogx(theta, r); grid
subplot(2,2,4); semilogy(theta, r), grid
www.eeworm.com/read/164054/10133336
m ex4_1.m
t=0:.1:2*pi; y=sin(t); plot(t,y)
t=0:.1:2*pi; y=[sin(t); cos(t)]; plot(t,y)
t=0:.1:2*pi; plotyy(t,sin(t),t,0.01*cos(t))
t=0:.1:2*pi; y=[sin(t); cos(t)]; plot(t,y)
plot(t,sin(t),t,cos(t))
www.eeworm.com/read/164054/10133353
m ex4_10.m
x=-pi:pi/200:pi; y=tan(sin(x))-sin(tan(x)); comet(x,y);
x=-2:0.1:2; y=sin(x);
subplot(221); feather(x,y); xlabel('(a) feather()')
subplot(222); stairs(x,y); xlabel('(b) stairs()')
subplot(223
www.eeworm.com/read/164050/10133626
m exm0721_4.m
%exm0721_4.m
th = [0:pi/50:2*pi]';
a = [0.5:.5:4.5];
X = cos(th)*a;
Y = sin(th)*sqrt(25-a.^2);
shg
plot(X,Y)
axis('equal'),xlabel('x'), ylabel('y')
title('A set of Ellipses')
www.eeworm.com/read/164050/10133733
m exm07242_1.m
%exm07242_1.m
clf;shg
t=0:pi/50:2*pi;
y=sin(t);
plot(t,y)
axis([0,2*pi,-1.2,1.2])
text(pi/2,1,'\fontsize{16}\leftarrow\itsin(t)\fontname{隶书}极大值')
www.eeworm.com/read/164050/10133838
m exm1134_1.m
%exm1134_1.m
t=(-3*pi:pi/50:3*pi)+eps;
y=sin(t)./t;
hline=plot(t,y); %绘制Sa曲线
cm=uicontextmenu; %创建现场菜单
%制作具体菜单项，定义相应的回调
uimenu(cm,'label','Red','callback','set(hline,''color'',''
www.eeworm.com/read/164050/10133880
m exm07811_1.m
%exm07811_1.m
clf,shg
syms t tao;
y=2/3*exp(-t/2)*cos(sqrt(3)/2*t); %定义符号函数
s=subs(int(y,t,0,tao),tao,t); %获得积分函数
subplot(1,2,1),ezplot(y,[0,4*pi]);grid
subplot(1,2,2),ezplot(s,[0,4*pi]);grid
www.eeworm.com/read/164050/10133904
m exm0721_2.m
%exm0721_2.m
t=(0:pi/100:pi)'; %
y1=sin(t)*[1,-1]; %
y2=sin(t).*sin(9*t); %
t3=pi*(0:9)/9; %
y3=sin(t3).*sin(9*t3);
clf,shg,plot(t,y1,'