Merge pull request #29 from rahulp13/master

Updated nghdl

1 files changed, 32 insertions, 0 deletions

diff --git a/Example/mux-demux/demux.vhdl b/Example/mux-demux/demux.vhdl
new file mode 100644
index 0000000..e73c196
--- /dev/null
+++ b/Example/mux-demux/demux.vhdl
@@ -0,0 +1,32 @@
+library IEEE;
+use IEEE.STD_LOGIC_1164.all;
+
+entity demux is
+ port(
+
+ F : in STD_LOGIC_vector(0 downto 0);
+ S0: in STD_LOGIC_vector(0 downto 0);
+ S1: in STD_LOGIC_vector(0 downto 0);
+ A: out STD_LOGIC_vector(0 downto 0);
+ B: out STD_LOGIC_vector(0 downto 0);
+ C: out STD_LOGIC_vector(0 downto 0);
+ D: out STD_LOGIC_vector(0 downto 0)
+ );
+end demux;
+
+architecture bhv of demux is
+begin
+process (F,S0,S1) is
+begin
+ if (S0 ="0" and S1 = "0") then
+ A <= F;
+ elsif (S0 ="1" and S1 = "0") then
+ B <= F;
+ elsif (S0 ="0" and S1 = "1") then
+ C <= F;
+ else
+ D <= F;
+ end if;
+
+end process;
+end bhv;