1 files changed, 30 insertions, 0 deletions
diff --git a/fpga/usrp2/control_lib/gray2bin.v b/fpga/usrp2/control_lib/gray2bin.v
new file mode 100644
index 000000000..399d5bba0
--- /dev/null
+++ b/fpga/usrp2/control_lib/gray2bin.v
@@ -0,0 +1,30 @@
+//
+// 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 gray2bin
+  #(parameter WIDTH=8)
+    (input [WIDTH-1:0] gray,
+     output reg [WIDTH-1:0] bin);
+
+   integer 		i;
+   always @(gray)
+     for(i = 0;i<WIDTH;i=i+1)
+	  bin[i] = ^(gray>>i);
+   
+endmodule // gray2bin