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ad9434_fmc: Fix PN monitor. 

No need to flop the incoming data.
main
Istvan Csomortani 2014-10-07 17:56:27 +03:00
parent c1213ffe71
commit 9404e93126
1 changed files with 3 additions and 7 deletions
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10
library/axi_ad9434/axi_ad9434_pnmon.v
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@ -49,8 +49,7 @@ module axi_ad9434_pnmon (
// pn interface
adc_pnseq_sel,
adc_pn_err,
adc_pn_oos
);
adc_pn_oos);
// adc interface
input adc_clk;
@ -62,7 +61,6 @@ module axi_ad9434_pnmon (
output adc_pn_oos;
// internal registers
reg [47:0] adc_pn_data_in = 'd0;
reg [47:0] adc_pn_data_pn = 'd0;
// internal signals
@ -183,11 +181,9 @@ module axi_ad9434_pnmon (
endfunction
// pn sequence selection
assign adc_pn_data_pn_s = (adc_pn_oos == 1'b1) ? adc_pn_data_in : adc_pn_data_pn;
assign adc_pn_data_pn_s = (adc_pn_oos == 1'b1) ? adc_data : adc_pn_data_pn;
always @(posedge adc_clk) begin
// TODO: verify if this works
adc_pn_data_in <= adc_data;
if(adc_pnseq_sel == 4'b0) begin
adc_pn_data_pn <= pn9(adc_pn_data_pn_s);
end else begin
@ -199,7 +195,7 @@ module axi_ad9434_pnmon (
ad_pnmon #(.DATA_WIDTH(48)) i_pnmon (
.adc_clk (adc_clk),
.adc_valid_in (1'b1),
.adc_data_in (adc_pn_data_in),
.adc_data_in (adc_data),
.adc_data_pn (adc_pn_data_pn),
.adc_pn_oos (adc_pn_oos),
.adc_pn_err (adc_pn_err));