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/289759/8528764
cpp zuobiaojulijisuan.cpp
#define MY_DLL extern "C" _declspec(dllexport)
#include
#include "ZuoBiaoJuLiJiSuan.h"
#include
#define pi 3.14159265
//实现从北京—54大地坐标到北京—54空间直角坐标的转换
void BJZ54GrdToS
www.eeworm.com/read/188543/8529473
m 7-4.m
t = 0:pi/50:10*pi;
i=1;
h=plot3(sin(t(i)),cos(t(i)),t(i),'*','erasemode','none');
%设定擦除模式
grid on
axis([-2 2 -2 2 -1 10*pi])
title '程序动画示例'
for i=2:length(t)
set(h,'xdata',sin(t(i)),'
www.eeworm.com/read/188543/8529501
m 7-1.m
t = 0:.01:2*pi;
x = cos(2*t).*(cos(t).^2);
y = sin(2*t).*(sin(t).^2);
comet(x,y);
title '二维彗星轨迹图'
www.eeworm.com/read/188543/8529944
m 2-9.m
subplot(2,1,1)
[x,y] = meshgrid(-2:.2:2);
%为三维画图产生x和y矩阵
z = x.^exp(-x.^2-y.^2);
[C,h] = contour(x,y,z);
%等高线contour函数，在后面的轮廓线函数里讲解
clabel(C,h);
%标注等高线值
subplot(2,1,2)
x = -pi:pi/20:pi;
plot(
www.eeworm.com/read/188543/8529947
m 2-5.m
subplot(211)
%分割窗口对象
Z = peaks;
plot(Z)
subplot(212)
x = -pi:.1:pi;
y = sin(x);
plot(x,y)
hold on
plot(x+1,y,'.')
%设置点型
hold off
www.eeworm.com/read/188543/8529949
m 2-6.m
figure;
%下面的符号函数在下面章节中会详细说明
subplot(2,3,1)
%对于变化剧烈的函数，可用fplot来进行较精确的绘图
fplot('humps',[0 1])
subplot(2,3,2)
fplot('abs(exp(-j*x*(0:9))*ones(10,1))',[0 2*pi])
subplot(2,3,3)
fplot('[tan(x),sin(x
www.eeworm.com/read/188543/8529952
m 2-8.m
t = 0:pi/20:2*pi;
[x,y] = meshgrid(t);
subplot(2,2,1)
z = sin(x)+cos(y);
plot(t,z)
grid on
%打开网格线
subplot(2,2,2)
plot(t,z)
axis([0 2*pi -2 2])
hold on
%在当前图形上绘制数据
plot(t,sin(x).*cos(y))
www.eeworm.com/read/188522/8531470
m feedb.m
% feedbl.m
% 反馈线性化
% 初始化
clear
X1 = [rand(1,300)*pi, rand(1,100)*pi];
X2 = [rands(1,300)*pi, zeros(1,100) ];
P = [X1; X2];
dt = 0.05;
T= X2 + dt*(10*sin(X1)-2*(X2));
[R,Q] = size(P);
S1
www.eeworm.com/read/289731/8531893
cpp main3_1b.cpp
// Section 7.3.1
// $ CC ptrswap.cpp main3_1b.cpp
/*
Before ptrswap(): pi: 10 pj: 20
After ptrswap(): pi: 20 pj: 10
*/
#include
using std::cout;
using std::en