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多路选择器if else.txt
--Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
多路选择器select.txt
--Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
counter_nbit.txt
-- n-Bit Synchronous Counter
-- dowload from: www.fpga.com.cn & www.pld.com.cn
LIBRARY ieee;
USE ieee.Std_logic_1164.ALL;
USE ieee.Std_logic_unsigned.ALL;
ENTITY cntrnbit IS
GENERIC(
multiplexer_ifelse.txt
-- Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
prebus.txt
VHDL:Tri-State Buses
download from: http://www.fpga.com.cn
prebus.vhd
LIBRARY IEEE;
USE ieee.std_logic_1164.ALL;
ENTITY prebus IS
PORT(
my_in : IN STD_LOGIC_VECTOR(7 D
multiplexer_ifelse2.txt
-- Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
multiplexer_ifelse1.txt
-- Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
多路选择器（使用when－else语句）.txt
-- Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d:
三态总线（注2）.txt
VHDL:Tri-State Buses
download from: http://www.fpga.com.cn
prebus.vhd
LIBRARY IEEE;
USE ieee.std_logic_1164.ALL;
ENTITY prebus IS
PORT(
my_in : IN STD_LOGIC_VECTOR(7 D
multiplexer_ifelse.txt
-- Multiplexer 16-to-4 using if-then-elsif-else Statement
-- download from www.pld.com.cn & www.fpga.com.cn
library ieee;
use ieee.std_logic_1164.all;
entity mux is port(
a, b, c, d: