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// -*- verilog -*-
//
// USRP - Universal Software Radio Peripheral
//
// Copyright (C) 2008 Matt Ettus
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA
//
// Clipping "macro", keeps the bottom bits
module clip_reg
#(parameter bits_in=0,
parameter bits_out=0,
parameter STROBED=1'b0)
(input clk,
input [bits_in-1:0] in,
output reg [bits_out-1:0] out,
input strobe_in,
output reg strobe_out);
wire [bits_out-1:0] temp;
clip #(.bits_in(bits_in),.bits_out(bits_out)) clip (.in(in),.out(temp));
always @(posedge clk)
strobe_out <= strobe_in;
always @(posedge clk)
if(strobe_in | ~STROBED)
out <= temp;
endmodule // clip_reg
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