代码搜索:时钟提取
找到约 10,000 项符合「时钟提取」的源代码
代码结果 10,000
www.eeworm.com/read/32279/880598
vhd jiao_tong.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity jiao_tong is
port(clk:in std_logic;----20mhz晶振时钟
jin:in std_logic;----禁止通行信号
scan:out std_logic_vecto
www.eeworm.com/read/32279/880976
vhd jp4x4_1.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity jp4x4_1 is
port(clk:in std_logic;------扫描时钟信号
start:in std_logic;----开始信号,高电平有效
kbcol:in std_logic_ve
www.eeworm.com/read/32279/880986
vhd ping_pang.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity ping_pang is
port(clk1khz:in std_logic;------1khz时钟信号
rst:in std_logic;----------系统复位
af,aj:in std_lo
www.eeworm.com/read/32279/881782
vhd cymometer.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity cymometer is
port(sysclk:in std_logic;----20mhz 时钟输入
clkin:in std_logic;-----待测频率信号输入
seg7:out std_lo
www.eeworm.com/read/32279/882720
vhd maichong.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity maichong is
port(clk:in std_logic;-----时钟
clr:in std_logic;-----清零
q0,q1,q2:out std_logic);----脉冲输出
www.eeworm.com/read/32279/883521
vhd div5_1.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity div5_1 is
port(clk:in std_logic;-------时钟
div5:buffer std_logic);----输出5分频信号
end;
architecture one of div
www.eeworm.com/read/32279/884189
vhd div5.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity div5 is
generic(n:integer:=5);
port(clk:in std_logic;-------时钟
div5:out std_logic);----输出5分频信号
end;
arch
www.eeworm.com/read/32279/884245
vhd div_half.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity div_half is
generic(n:integer:=2);--------n为分频系数的整数部分+1
port(clk:in std_logic;--------时钟信号
div:out std_lo
www.eeworm.com/read/32279/884306
vhd div6.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity div6 is
port(clk:in std_logic;--------时钟
div6:out std_logic);----输出6分频信号
end;
architecture one of div6 is
www.eeworm.com/read/32279/885593
vhd div7.vhd
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
entity div7 is
port(clk:in std_logic;--------时钟
div7:out std_logic);----输出7分频信号
end;
architecture one of div7 is