Subversion Repositories ddr3_synthesizable_bfm

/*

Double Data to Single Data Rate Input Register

2010-2011 sclai <laikos@yahoo.com>

This library 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 library 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 library; if not, write to the Free Software

 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307

 USA

*/

module my_iddrx8(

input wire                      clk,

input wire      [7:0]    io,

output reg [7:0] d0,

output reg [7:0] d1

);

reg[7:0] dp0;

reg[7:0] dn0;

always@(posedge clk)

begin

        dp0<=io;

end

always@(negedge clk)

begin

        dn0=io;

end

always@(posedge clk)

begin

        d0<=dp0;

        d1<=dn0;

end

endmodule