From ce43cdfc6782b9f24781170f8f78a96e93bb2365 Mon Sep 17 00:00:00 2001 From: Matt Ettus Date: Sun, 5 Dec 2010 20:33:05 -0800 Subject: redone DC offset with sigma-delta quantization --- usrp2/sdr_lib/round.v | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'usrp2/sdr_lib/round.v') diff --git a/usrp2/sdr_lib/round.v b/usrp2/sdr_lib/round.v index c4f9ec9cd..7a137d702 100644 --- a/usrp2/sdr_lib/round.v +++ b/usrp2/sdr_lib/round.v @@ -26,8 +26,10 @@ module round #(parameter bits_in=0, parameter bits_out=0) (input [bits_in-1:0] in, - output [bits_out-1:0] out); + output [bits_out-1:0] out, + output [bits_in-bits_out:0] err); assign out = in[bits_in-1:bits_in-bits_out] + (in[bits_in-1] & |in[bits_in-bits_out-1:0]); + assign err = in - {out,{(bits_in-bits_out){1'b0}}}; endmodule // round -- cgit v1.2.3