代码搜索：超低频
找到约 2,259 项符合「超低频」的源代码
代码结果 2,259
www.eeworm.com/read/425284/10365931
m dsb1.m
t=0:.001:10;
x=sin(0.8*pi*t);
subplot(3,1,1);
plot(t,x);
ylabel('幅度/v');
title('低频正弦信号');
x1=cos(8*pi*t);
subplot(3,1,2);
plot(t,x1);
ylabel('幅度/v');
title('高频余弦信号');
z=x.*x1;
subplot(
www.eeworm.com/read/425284/10365956
m dsb2.m
t=0:.001:10;
x=square(t,50);
subplot(3,1,1);
plot(t,x);
ylabel('幅度/v');
title('低频方波信号');
x1=cos(2*pi*t);
subplot(3,1,2);
plot(t,x1);
ylabel('幅度/v');
title('高频余弦信号');
z=x.*x1;
subplot(3
www.eeworm.com/read/161747/10381702
c uart.c
#include
#include "UART.h"
void Init_CLK(void)
{
unsigned int i;
BCSCTL1 = 0X00; //将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
do
www.eeworm.com/read/160251/10549420
m 例程11-14.m
% 装载图像信号
load belmont2;
% 完成图像的单层次小波分解
[swa,swh,swv,swd] = swt2(X,1,'db1');
% 显示低频和高频系数
map = pink(size(map,1));
figure(1)
colormap(map)
nbcol = size(map,1)
subplot(2,2,1), image(wcodemat(swa
www.eeworm.com/read/455332/7373241
vhd alert.vhd
library ieee;
use ieee.std_logic_1164.all;
entity ALERT is
port(m1,m0,s1,s0:in std_logic_vector(3 downto 0);------输入秒、分高/低位信号
clk:in std_logic;------高频声控制
q500,qlk:out std_logic);----低频声控
www.eeworm.com/read/327991/7532482
m program_11_14.m
% 装载图像信号
load belmont2;
% 完成图像的单层次小波分解
[swa,swh,swv,swd] = swt2(X,1,'db1');
% 显示低频和高频系数
map = pink(size(map,1));
figure(1)
colormap(map)
nbcol = size(map,1)
subplot(2,2,1), image(wcodemat(swa
www.eeworm.com/read/447711/7546350
m program_11_14.m
% 装载图像信号
load belmont2;
% 完成图像的单层次小波分解
[swa,swh,swv,swd] = swt2(X,1,'db1');
% 显示低频和高频系数
map = pink(size(map,1));
figure(1)
colormap(map)
nbcol = size(map,1)
subplot(2,2,1), image(wcodemat(swa
www.eeworm.com/read/439813/7701341
c uart.c
#include
#include "UART.h"
void Init_CLK(void)
{
unsigned int i;
BCSCTL1 = 0X00; //将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
do
www.eeworm.com/read/197111/8028600
m 例程11-14.m
% 装载图像信号
load belmont2;
% 完成图像的单层次小波分解
[swa,swh,swv,swd] = swt2(X,1,'db1');
% 显示低频和高频系数
map = pink(size(map,1));
figure(1)
colormap(map)
nbcol = size(map,1)
subplot(2,2,1), image(wcodemat(swa
www.eeworm.com/read/319973/13437965
c uart.c
#include
#include "UART.h"
void Init_CLK(void)
{
unsigned int i;
BCSCTL1 = 0X00; //将寄存器的内容清零
//XT2震荡器开启
//LFTX1工作在低频模式
//ACLK的分频因子为1
do