---实现的部分VHDL 程序如下。 --- elsif clk1x event and clk1x = 1 then ---if std_logic_vector(length_no)
---实现的部分VHDL 程序如下。 --- elsif clk1x event and clk1x = 1 then ---if std_logic_vector(length_no) >= “0001” and std_logic_vector(length_no) <=...
---实现的部分VHDL 程序如下。 --- elsif clk1x event and clk1x = 1 then ---if std_logic_vector(length_no) >= “0001” and std_logic_vector(length_no) <=...
library IEEE; use IEEE.STD_LOGIC_1164.ALL; use IEEE.STD_LOGIC_ARITH.ALL; use IEEE.STD_LOGIC_UNSIGNED.ALL; ---- Uncomment the following library ...
VHDL编写的4选一数据选择器 entity mux41a is port(a,b:in std_logic; ...