diff options
Diffstat (limited to 'usrp2/sdr_lib/dsp_core_rx.v')
| -rw-r--r-- | usrp2/sdr_lib/dsp_core_rx.v | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/usrp2/sdr_lib/dsp_core_rx.v b/usrp2/sdr_lib/dsp_core_rx.v index f17c2816f..6a12836f2 100644 --- a/usrp2/sdr_lib/dsp_core_rx.v +++ b/usrp2/sdr_lib/dsp_core_rx.v @@ -102,10 +102,12 @@ module dsp_core_rx .rate(cic_decim_rate),.strobe_in(1'b1),.strobe_out(strobe_cic), .signal_in(q_cordic),.signal_out(q_cic)); - round_sd #(.WIDTH_IN(24),.WIDTH_OUT(18)) round_icic (.clk(clk),.in(i_cic),.out(i_cic_scaled)); - round_sd #(.WIDTH_IN(24),.WIDTH_OUT(18)) round_qcic (.clk(clk),.in(q_cic),.out(q_cic_scaled)); - reg strobe_cic_d1; - always @(posedge clk) strobe_cic_d1 <= strobe_cic; + wire strobe_cic_d1; + round_sd #(.WIDTH_IN(24),.WIDTH_OUT(18)) + round_icic (.clk(clk),. in(i_cic), .strobe_in(strobe_cic), .out(i_cic_scaled), .strobe_out(strobe_cic_d1)); + + round_sd #(.WIDTH_IN(24),.WIDTH_OUT(18)) + round_qcic (.clk(clk), .in(q_cic), .strobe_in(strobe_cic), .out(q_cic_scaled), .strobe_out()); small_hb_dec #(.WIDTH(18)) small_hb_i (.clk(clk),.rst(rst),.bypass(~enable_hb1),.run(run), @@ -124,13 +126,13 @@ module dsp_core_rx (.clk(clk),.rst(rst),.bypass(~enable_hb2),.run(run),.cpi(cpi_hb), .stb_in(strobe_hb1),.data_in(q_hb1),.stb_out(),.data_out(q_hb2)); - round_reg #(.bits_in(18),.bits_out(16)) round_iout (.clk(clk),.in(i_hb2),.out(i_out)); - round_reg #(.bits_in(18),.bits_out(16)) round_qout (.clk(clk),.in(q_hb2),.out(q_out)); - reg strobe_out; - always @(posedge clk) strobe_out <= strobe_hb2; + round_sd #(.bits_in(18),.bits_out(16)) + round_iout (.clk(clk), .in(i_hb2), .strobe_in(strobe_hb2), .out(i_out), .strobe_out(strobe)); + + round_sd #(.bits_in(18),.bits_out(16)) + round_qout (.clk(clk), .in(q_hb2), .strobe_in(strobe_hb2), .out(q_out), .strobe_out()); assign sample = {i_hb2,q_hb2}; - assign strobe = strobe_out; assign debug = {enable_hb1, enable_hb2, run, strobe, strobe_cic, strobe_cic_d1, strobe_hb1, strobe_hb2}; endmodule // dsp_core_rx |