1 files changed, 34 insertions, 0 deletions
diff --git a/fpga/usrp2/sdr_lib/add2_reg.v b/fpga/usrp2/sdr_lib/add2_reg.v
new file mode 100644
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+++ b/fpga/usrp2/sdr_lib/add2_reg.v
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+//
+// 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 add2_reg
+  #(parameter WIDTH=16)
+    (input clk,
+     input [WIDTH-1:0] in1,
+     input [WIDTH-1:0] in2,
+     output reg [WIDTH-1:0] sum);
+
+   wire [WIDTH-1:0] sum_int;
+   
+   add2 #(.WIDTH(WIDTH)) add2 (.in1(in1),.in2(in2),.sum(sum_int));
+
+   always @(posedge clk)
+     sum <= sum_int;
+   
+endmodule // add2_reg
+