diff options
Diffstat (limited to 'fpga/usrp2/sdr_lib/hb/coeff_ram.v')
| -rw-r--r-- | fpga/usrp2/sdr_lib/hb/coeff_ram.v | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/fpga/usrp2/sdr_lib/hb/coeff_ram.v b/fpga/usrp2/sdr_lib/hb/coeff_ram.v new file mode 100644 index 000000000..525c22abc --- /dev/null +++ b/fpga/usrp2/sdr_lib/hb/coeff_ram.v @@ -0,0 +1,43 @@ +// +// 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 coeff_ram (input clock, input [3:0] rd_addr, output reg [15:0] rd_data); + + always @(posedge clock) + case (rd_addr) + 4'd0 : rd_data <= #1 -16'd16; + 4'd1 : rd_data <= #1 16'd74; + 4'd2 : rd_data <= #1 -16'd254; + 4'd3 : rd_data <= #1 16'd669; + 4'd4 : rd_data <= #1 -16'd1468; + 4'd5 : rd_data <= #1 16'd2950; + 4'd6 : rd_data <= #1 -16'd6158; + 4'd7 : rd_data <= #1 16'd20585; + 4'd8 : rd_data <= #1 16'd20585; + 4'd9 : rd_data <= #1 -16'd6158; + 4'd10 : rd_data <= #1 16'd2950; + 4'd11 : rd_data <= #1 -16'd1468; + 4'd12 : rd_data <= #1 16'd669; + 4'd13 : rd_data <= #1 -16'd254; + 4'd14 : rd_data <= #1 16'd74; + 4'd15 : rd_data <= #1 -16'd16; + default : rd_data <= #1 16'd0; + endcase // case(rd_addr) + +endmodule // ram |