`timescale 1ns / 1ps////////////////////////////////////////////////////////////////////////////////// Company: // Engineer://// Create Date:    16:19:53 10/11/07// Design Name:    謝大釗// Module Name:    dafir// Project Name:   // Target Device:  // Tool versions:  // Description://// Dependencies:// // Revision:// Revision 0.01 - File Created// Additional Comments:// ////////////////////////////////////////////////////////////////////////////////module dafir(table_in, table_out);  input  [2:0] table_in;     output [3:0] table_out;   reg [3:0] table_out;   always @(table_in)  begin    case (table_in)      0 :     table_out =  0;      1 :     table_out =  1;      2 :     table_out =  3;      3 :     table_out =  4;      4 :     table_out =  -2;      5 :     table_out =  -1;      6 :     table_out =  1;      7 :     table_out =  2;      default : ;    endcase  endendmodule