Subversion Repositories i2cslave

//////////////////////////////////////////////////////////////////////

////                                                              ////

//// i2cSlaveTopAltera.v                                          ////

////                                                              ////

//// This file is part of the i2cSlave opencores effort.

//// <http://www.opencores.org/cores//>                           ////

////                                                              ////

//// Module Description:                                          ////

//// You will need to modify this file to implement your 

//// interface.

////                                                              ////

//// To Do:                                                       ////

//// 

////                                                              ////

//// Author(s):                                                   ////

//// - Steve Fielding, sfielding@base2designs.com                 ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

////                                                              ////

//// Copyright (C) 2008 Steve Fielding 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>                   ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

//

`include "i2cSlave_define.v"

module i2cSlaveTopAltera (

  clk,

  sda,

  scl,

  LED

);

input clk;

inout sda;

input scl;

output LED;

//local wires and regs

reg [1:0] rstReg;

wire rst;

wire pll_locked;

wire [7:0] myReg0;

assign LED = myReg0[0];

i2cSlave u_i2cSlave(

  .clk(clk),

  .rst(rst),

  .sda(sda),

  .scl(scl),

  .myReg0(myReg0),

  .myReg1(),

  .myReg2(),

  .myReg3(),

  .myReg4(8'h12),

  .myReg5(8'h34),

  .myReg6(8'h56),

  .myReg7(8'h78)

);

pll_48MHz       pll_48MHz_inst (

        .inclk0 ( clk ),

        .locked( pll_locked)

        );

//generate sync reset from pll lock signal

always @(posedge clk) begin

  rstReg[1:0] <= {rstReg[0], ~pll_locked};

end

assign rst = rstReg[1];

endmodule