Design of GRAY to Binary Code Converter using CASE Statements (Verilog CODE).

Design of GRAY to Binary Code Converter using CASE Statement (Behavior Modeling Style) -

Output Waveform ::   GRAY to Binary Code Converter.

Verilog CODE-



//-----------------------------------------------------------------------------
//
// Title       : Gray_to_binary
// Design      : verilog upload 2
// Author      : Naresh Singh Dobal
// Company     : nsdobal@gmail.com
// Verilog Programs & Exercise by Naresh Singh Dobal.
//
//-----------------------------------------------------------------------------
//
// File        : GRAY to Binary Code Converter using case statement.v



module Gray_to_binary ( din ,dout );

output [3:0] dout ;
reg [3:0] dout ;

input [3:0] din ;
wire [3:0] din ;

always @ (din) begin
case (din)
0 : dout = 0;
1 : dout = 1;
2 : dout = 3;
3 : dout = 2;
4 : dout = 7;
5 : dout = 6;
6 : dout = 4;
7 : dout = 5;
8 : dout = 15;
9 : dout = 14;
10 : dout = 12;
11 : dout = 13;
12 : dout = 8;
13 : dout = 9;
14 : dout = 11;
default : dout = 10;
endcase
end


endmodule