diff options
Diffstat (limited to 'gr-sounder/src/fpga/lib/sounder_tx.v')
| -rw-r--r-- | gr-sounder/src/fpga/lib/sounder_tx.v | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/gr-sounder/src/fpga/lib/sounder_tx.v b/gr-sounder/src/fpga/lib/sounder_tx.v deleted file mode 100644 index 148b1e500..000000000 --- a/gr-sounder/src/fpga/lib/sounder_tx.v +++ /dev/null @@ -1,44 +0,0 @@ -// -*- verilog -*- -// -// USRP - Universal Software Radio Peripheral -// -// Copyright (C) 2007 Corgan Enterprises 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 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 -// - -`include "../../../../usrp/firmware/include/fpga_regs_common.v" -`include "../../../../usrp/firmware/include/fpga_regs_standard.v" - -module sounder_tx(clk_i,rst_i,ena_i,strobe_i,ampl_i,mask_i,tx_i_o,tx_q_o); - input clk_i; - input rst_i; - input ena_i; - input strobe_i; - input [13:0] ampl_i; - input [15:0] mask_i; - output [13:0] tx_i_o; - output [13:0] tx_q_o; - - wire pn; - wire [13:0] min_value = (~ampl_i)+14'b1; - - lfsr pn_code - ( .clk_i(clk_i),.rst_i(rst_i),.ena_i(ena_i),.strobe_i(strobe_i),.mask_i(mask_i),.pn_o(pn) ); - - assign tx_i_o = ena_i ? (pn ? ampl_i : min_value) : 14'b0; // Bipolar - assign tx_q_o = 14'b0; - -endmodule // sounder_tx |