mux2to1.vhd
来自「【经典设计】VHDL源代码下载~~ 其中经典的设计有:【自动售货机】、【电子钟」· VHDL 代码 · 共 18 行
VHD
18 行
--mux2to1.vhd n-bit 2-to-1 multiplexer
library ieee ;
use ieee.std_logic_1164.all ;
entity mux2to1 is
generic ( n : integer := 14 ) ;
port (
w0 : in std_logic_vector(n-1 downto 0) ;--input first term
w1 : in std_logic_vector(n-1 downto 0) ;--input second term
s : in std_logic ;--select line
f : out std_logic_vector(n-1 downto 0) ) ;--output seleted term
end mux2to1 ;
architecture behavior of mux2to1 is
begin
with s select
f <= w0 when '0',
w1 when others ;
end behavior ;
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