//////////////////////////////////////////////////////////////////////////                                                              ////////  8051 8 bits wide register                                   ////////                                                              ////////  This file is part of the 8051 cores project                 ////////  http://www.opencores.org/cores/8051/                        ////////                                                              ////////  Description                                                 ////////   used to save data used in write cycle with read signal     ////////   if read isn't active we don't change outputs.              ////////                                                              ////////  To Do:                                                      ////////   nothing                                                    ////////                                                              ////////  Author(s):                                                  ////////      - Simon Teran, simont@opencores.org                     ////////                                                              //////////////////////////////////////////////////////////////////////////////                                                              //////// Copyright (C) 2000 Authors and OPENCORES.ORG                 ////////                                                              //////// This source file may be used and distributed without         //////// restriction provided that this copyright statement is not    //////// removed from the file and that any derivative work contains  //////// the original copyright notice and the associated disclaimer. ////////                                                              //////// 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; //////// either version 2.1 of the License, or (at your option) any   //////// later version.                                               ////////                                                              //////// This source is distributed in the hope that it will be       //////// useful, but WITHOUT ANY WARRANTY; without even the implied   //////// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      //////// PURPOSE.  See the GNU Lesser General Public License for more //////// details.                                                     ////////                                                              //////// You should have received a copy of the GNU Lesser General    //////// Public License along with this source; if not, download it   //////// from http://www.opencores.org/lgpl.shtml                     ////////                                                              ////////////////////////////////////////////////////////////////////////////// ver: 1//module reg8r (clk, in, out, rd);input [7:0] in;input clk, rd;output [7:0] out;reg [7:0] buff;assign out = rd ? in : buff;always @(posedge clk)    buff <= #1 in;endmodule