Subversion Repositories i2c_to_wb

//////////////////////////////////////////////////////////////////////
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//// Copyright (C) 2009 Authors and OPENCORES.ORG                 ////
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//// This source file may be used and distributed without         ////
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//// removed from the file and that any derivative work contains  ////
//// the original copyright notice and the associated disclaimer. ////
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//// This source file is free software; you can redistribute it   ////
//// and/or modify it under the terms of the GNU Lesser General   ////
//// Public License as published by the Free Software Foundation; ////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied   ////
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//////////////////////////////////////////////////////////////////////
 
 
`timescale 1ns/10ps
 
 
module the_test(
                input tb_clk,
                input tb_rst
              );
 
 
  task run_the_test;
    begin
 
// --------------------------------------------------------------------
// insert test below
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'hf1 );
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(1);
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'h10 );
      dut.i2c.write_byte( 8'hab );
      dut.i2c.write_byte( 8'hba );
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'hf0 );
      dut.i2c.write_byte( 8'hbe );
      dut.i2c.write_byte( 8'hef );
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'hcb );
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(1);
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'hf1 );
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(1);
 
      dut.i2c.start();
      dut.i2c.write_byte( 8'hdb );
      dut.i2c.read_byte(0);
      dut.i2c.read_byte(1);
      dut.i2c.stop();
 
 
      repeat(100) @(posedge tb_clk); 
 
    end  
  endtask
 
 
endmodule