count10.v

频率计设计６位数码管还是拉倒机是大撒但是的撒但是

module	count10(out,cout,en,clr,clk);
output[31:0] out;
output	cout;
input  	en,clk,clr;
reg[31:0]	out;
reg[3:0]	out1,out2,out3,out4,out5,out6,out7,out8;
reg		cout1,cout2,cout3,cout4,cout5,cout6,cout7;
reg     cout;
always @(posedge clk)
  begin
    if(clr) out1=0;
	else if(en)
	  begin
		if(out1==9) begin out1=0;cout1=1; end
		else   begin out1=out1+1;cout1=0; end
      end	  
  end

always @(posedge cout1)
  begin
    if(clr) out2=0;
	else if(en)
	  begin
		if(out2==9) begin out2=0;cout2=1; end
		else   begin out2=out2+1;cout2=0; end
      end	  
  end

always @(posedge cout2)
  begin
    if(clr) out3=0;
	else if(en)
	  begin
		if(out3==9) begin out3=0;cout3=1; end
		else   begin out3=out3+1;cout3=0; end
      end	  
  end

always @(posedge cout3)
  begin
    if(clr) out4=0;
	else if(en)
	  begin
		if(out4==9) begin out4=0;cout4=1; end
		else   begin out4=out4+1;cout4=0; end
      end	  
  end

always @(posedge cout4)
  begin
    if(clr) out5=0;
	else if(en)
	  begin
		if(out5==9) begin out5=0;cout5=1; end
		else   begin out5=out5+1;cout5=0; end
      end	  
  end

always @(posedge cout5)
  begin
    if(clr) out6=0;
	else if(en)
	  begin
		if(out6==9) begin out6=0;cout6=1; end
		else   begin out6=out6+1;cout6=0; end
      end	  
  end

always @(posedge cout6)
  begin
    if(clr) out7=0;
	else if(en)
	  begin
		if(out7==9) begin out7=0;cout7=1; end
		else   begin out7=out7+1;cout7=0; end
      end	  
  end

always @(posedge cout7)
  begin
    if(clr) out8=0;
	else if(en)
	  begin
		if(out8==9) begin out8=0;cout=1; end
		else   begin out8=out8+1;cout=0; end
      end	  
  end

always @(posedge clk)
  begin
    out={out8,out7,out6,out5,out4,out3,out2,out1};//assign
  end

endmodule