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[/] [qaz_libs/] [trunk/] [camera_link/] [camera_link_clk.v] - Blame information for rev 16

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//
//
//
 
`timescale 10ps/1ps
 
 
module camera_link_clk
(
  input             clk_in,
 
  output reg [3:0]  clk_7x_index,
  output            clk_out_7x,
  output            clock_good,
 
  input             reset
);
 
  // --------------------------------------------------------------------
  //
  clock_mult
    #( .MULT(7) )
    clk_out_7x_i
    (
      .clock_in(clk_in),
      .clock_out(clk_out_7x),
      .clock_good(clock_good),
 
      .reset(reset)
    );
 
 
  // --------------------------------------------------------------------
  //
  wire delayed_clk_in;
 
  assign #1 delayed_clk_in = clk_in;
 
  wire clk_in_rise = (delayed_clk_in == 1'b0) & (clk_in == 1'b1);
 
  always @(posedge clk_out_7x)
    begin
      if(clk_in_rise)
        clk_7x_index <= 5;
      else if( clk_7x_index >= 6 )
        clk_7x_index <= 0;
      else
        clk_7x_index <= clk_7x_index + 1;
    end
 
 
endmodule
 
 
 

Line No.	Rev	Author	Line
1	2	qaztronic	`//`
2			`//`
3			`//`
4
5			`timescale 10ps/1ps
6
7
8			`module camera_link_clk`
9			`(`
10			`input clk_in,`
11
12			`output reg [3:0] clk_7x_index,`
13			`output clk_out_7x,`
14			`output clock_good,`
15
16			`input reset`
17			`);`
18
19			`// --------------------------------------------------------------------`
20			`//`
21			`clock_mult`
22			`#( .MULT(7) )`
23			`clk_out_7x_i`
24			`(`
25			`.clock_in(clk_in),`
26			`.clock_out(clk_out_7x),`
27			`.clock_good(clock_good),`
28
29			`.reset(reset)`
30			`);`
31
32
33			`// --------------------------------------------------------------------`
34			`//`
35			`wire delayed_clk_in;`
36
37			`assign #1 delayed_clk_in = clk_in;`
38
39			`wire clk_in_rise = (delayed_clk_in == 1'b0) & (clk_in == 1'b1);`
40
41			`always @(posedge clk_out_7x)`
42			`begin`
43			`if(clk_in_rise)`
44			`clk_7x_index <= 5;`
45			`else if( clk_7x_index >= 6 )`
46			`clk_7x_index <= 0;`
47			`else`
48			`clk_7x_index <= clk_7x_index + 1;`
49			`end`
50
51
52			`endmodule`
53
54
55

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[/] [qaz_libs/] [trunk/] [camera_link/] [camera_link_clk.v] - Blame information for rev 16