verilog 冒泡排序

Allevi · 发表于 2019-5-30 10:47

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verilog 冒泡排序

  module maopao_sort(
               input       strobe,
               input       reset_n,
               input [7:0] data_in,
               input       lval,
               output  [7:0] data_out,
               output       sort_finish_en
               );
parameter ARRAY_MAX_INDEX = 8;
reg [17:0] cnt;
always @(posedge strobe)
         if(lval)
               cnt <= cnt +18'd1;
         else
            cnt <= 18'd0;
reg [7:0] data_in_d1;
reg       lval_d1;
reg       lval_d2;
reg [17:0]  cnt_d1;
always @(posedge strobe)
            begin
               lval_d1 <= lval;
               data_in_d1 <= data_in;
               lval_d2 <= lval_d1;
               cnt_d1 <= cnt;
            end
reg [7:0] med_data;
always @(posedge strobe)
            if(lval_d1)
               begin
                  if(cnt == 18'd1)
                        med_data <= data_in_d1;
                  else if(med_data >data_in_d1)
                           med_data <= data_in_d1;
                  else
                     med_data <= med_data;
               end
            else
               med_data <= med_data;
assign data_out =(lval_d2 && cnt_d1 == ARRAY_MAX_INDEX)?med_data:8'd0;
assign sort_finish_en = (lval_d2 && cnt_d1 == ARRAY_MAX_INDEX)?1'b1:1'b0;

endmodule

kinidrily · 发表于 2019-5-30 18:01

看到冒泡排序还真是怀念啊

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verilog 冒泡排序

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