test_cordic.v

cordic IC implement for fast cordic calculate. Including test bench. feature: 1. slicon proved.

/**********************************************************************
*  Author      :   畗產狽(Shyu,Jia-jye)(ZYCA)
*  DATA        :   2004/11/17
*  FILE        :   test_cordic.v
*  VERSION     :   1
*  DESCRIPTION :   Testbench for CORDIC.
*                  
*  VERSION NOTE:   1. Created @ 2004.11.17
**********************************************************************/

`timescale  1ns/100ps

module          test_cordic;
  
  parameter  STAGE = 9; //CORDIC stages (n+1)
  parameter  W_DATA = 8;
  parameter  G_BITS = 3;//Guard bit size
  parameter  W_GUARD= W_DATA+ G_BITS;//data width with guard bits
  //parameter  SCALE_FACTOR = 11'b0100_1101_101;
  
  wire                   clk;
  wire                   rst_n;
  wire  [ W_DATA- 1: 0]  in_a;
  wire  [ W_DATA- 1: 0]  in_b;
  wire  [ W_GUARD- 1: 0] scal_f;
  wire  [ STAGE: 0]      pass;
  wire  [ STAGE: 0]      dir; 
  wire  [ W_DATA- 1: 0]  out_a;       
  wire  [ W_DATA- 1: 0]  out_b;       
 

  cordic    DUT_CORDIC(
                        .clk    ( clk),
                        .rst_n  ( rst_n),
                        .in_a   ( in_a),
                        .in_b   ( in_b),
                        .scal_f ( scal_f),
                        .pass   ( pass),
                        .dir    ( dir),
                        .out_a  ( out_a),
                        .out_b  ( out_b)
                        );
    defparam  DUT_CORDIC.STAGE = STAGE; //CORDIC stages (n+1)                     
    defparam  DUT_CORDIC.W_DATA = W_DATA;                                          
    defparam  DUT_CORDIC.G_BITS = G_BITS;//Guard bit size                          
    //defparam  DUT_CORDIC.SCALE_FACTOR = 11'b0100_1101_101;                    
    
    
    
                        
    

  cordic_tp    PAT_CORDIC(
                           .clk    ( clk),
                           .rst_n  ( rst_n),
                           .in_a   ( in_a),
                           .in_b   ( in_b),
                           .scal_f ( scal_f),
                           .pass   ( pass),
                           .dir    ( dir)
                           );
    defparam  PAT_CORDIC.STAGE = STAGE;
    defparam  PAT_CORDIC.W_DATA = W_DATA;    
    defparam  PAT_CORDIC.G_BITS = G_BITS;                 
    defparam  PAT_CORDIC.tCLK   = 10.0;                  
   
   
   
   
endmodule