diff options
Diffstat (limited to 'usrp2/sdr_lib/round_sd.v')
| -rw-r--r-- | usrp2/sdr_lib/round_sd.v | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/usrp2/sdr_lib/round_sd.v b/usrp2/sdr_lib/round_sd.v index aeeb3502f..94584f6ef 100644 --- a/usrp2/sdr_lib/round_sd.v +++ b/usrp2/sdr_lib/round_sd.v @@ -2,7 +2,8 @@ module round_sd #(parameter WIDTH_IN=18, - parameter WIDTH_OUT=16) + parameter WIDTH_OUT=16, + parameter DISABLE_SD=0) (input clk, input reset, input [WIDTH_IN-1:0] in, input strobe_in, output [WIDTH_OUT-1:0] out, output strobe_out); @@ -15,7 +16,7 @@ module round_sd sign_extend #(.bits_in(ERR_WIDTH),.bits_out(WIDTH_IN)) ext_err (.in(err), .out(err_ext)); add2_and_clip_reg #(.WIDTH(WIDTH_IN)) add2_and_clip_reg - (.clk(clk), .rst(reset), .in1(in), .in2(err_ext), .strobe_in(strobe_in), .sum(sum), .strobe_out(strobe_out)); + (.clk(clk), .rst(reset), .in1(in), .in2((DISABLE_SD == 0) ? err_ext : 0), .strobe_in(strobe_in), .sum(sum), .strobe_out(strobe_out)); round #(.bits_in(WIDTH_IN),.bits_out(WIDTH_OUT)) round_sum (.in(sum), .out(out), .err(err)); |