diff options
Diffstat (limited to 'fpga/usrp2/control_lib/gray_send.v')
| -rw-r--r-- | fpga/usrp2/control_lib/gray_send.v | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/fpga/usrp2/control_lib/gray_send.v b/fpga/usrp2/control_lib/gray_send.v deleted file mode 100644 index 62402f8d3..000000000 --- a/fpga/usrp2/control_lib/gray_send.v +++ /dev/null @@ -1,46 +0,0 @@ -// -// Copyright 2011 Ettus Research LLC -// -// 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 3 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, see <http://www.gnu.org/licenses/>. -// - - - - -module gray_send - #(parameter WIDTH = 8) - (input clk_in, input [WIDTH-1:0] addr_in, - input clk_out, output reg [WIDTH-1:0] addr_out); - - reg [WIDTH-1:0] gray_clkin, gray_clkout, gray_clkout_d1; - wire [WIDTH-1:0] gray, bin; - - bin2gray #(.WIDTH(WIDTH)) b2g (.bin(addr_in), .gray(gray) ); - - always @(posedge clk_in) - gray_clkin <= gray; - - always @(posedge clk_out) - gray_clkout <= gray_clkin; - - always @(posedge clk_out) - gray_clkout_d1 <= gray_clkout; - - gray2bin #(.WIDTH(WIDTH)) g2b (.gray(gray_clkout_d1), .bin(bin) ); - - // FIXME we may not need the next register, but it may help timing - always @(posedge clk_out) - addr_out <= bin; - -endmodule // gray_send |