VHDL Code for 2 to 4 decoder | 2 to 4 Decoder VHDL Code

VHDL Code for 2 to 4 decoder 2 to 4 Decoder VHDL Code. This page of VHDL source code section covers 2 to 4 Decoder VHDL Code. The block diagram and truth table of 2 to 4 Decoder VHDL Code is also mentioned. Block Diagram of 2 to 4 Decoder Truth Table of 2 to 4 Decoder 2 to 4 Decoder VHDL Code. Verilog Code for 2 to 4 Decoder Behavioral Modelling using Case Statement with Testbench Code. Module 24DEC( input 1:0din, output 3:0dout ); reg 3:0dout. Decoder is a digital circuit that can select a line according to the input pattern. Decoder can be used as a control unit for a MCU,processor etc. 4 to 16 line decoder verilog code arr given bellow Design a 4 to 16 decoder using Verilog HDL. The inputs are a four-bit vector W= w1 w2 w3 w4 and an enable signal En. 4 To 16 Decoder Using 2 To 4 Decoder Verilog Code. In this article, we will discuss on 4 to 16 decoder circuit design using 3 to 8 decoder.

This page of VHDL source code section covers 2 to 4 Decoder VHDL Code.The block diagram and truth table of 2 to 4 Decoder VHDL Code is also mentioned.

Block Diagram of 2 to 4 Decoder


Truth Table of 2 to 4 Decoder


2 to 4 Decoder VHDL Code

library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_arith.all;
use ieee.std_logic_unsigned.all;
entity decoder2_4 is
port (en: in std_logic;
d_in: in std_logic_vector (1 downto 0);
d_op: out std_logic_vector (3 downto 0));
end decoder2_4;
architecture behavioral of decoder2_4 is
begin
process (en, din)
begin
if (en ='1') then
d_op <= 'ZZZZ';
else
case (d_in) is
when '00' => d_op <= '0001';
when '01' => d_op <= '0010';
when '10' => d_op <= '0100';
when '11' => d_op <= '1000';
when others => null;
end case;
end if;
end process;
end ;

USEFUL LINKS to VHDL CODES

Refer following as well as links mentioned on left side panel for useful VHDL codes.
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USEFUL LINKS to Verilog Codes

Following are the links to useful Verilog codes.
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4 To 16 Decoder Using 2 To 4 Decoder Verilog Code

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4*16 Decoder Using 2*4 Decoder


4 To 16 Decoder Using 2 To 4 Decoder Verilog Codes

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