source: FPGA/FTU/clock/FTU_dcm_50M_to_50M.vhd@ 8006

Last change on this file since 8006 was 273, checked in by qweitzel, 14 years ago
new structure for FTU firmware, not yet finished
File size: 2.9 KB
Line 
1--------------------------------------------------------------------------------
2-- Copyright (c) 1995-2009 Xilinx, Inc. All rights reserved.
3--------------------------------------------------------------------------------
4-- ____ ____
5-- / /\/ /
6-- /___/ \ / Vendor: Xilinx
7-- \ \ \/ Version : 11.5
8-- \ \ Application : xaw2vhdl
9-- / / Filename : FTU_dcm_50M_to_50M.vhd
10-- /___/ /\ Timestamp : 07/12/2010 13:46:25
11-- \ \ / \
12-- \___\/\___\
13--
14--Command: xaw2vhdl-st /ihp/home01/qweitzel/CT3-FACT/fact_repos.svn/FPGA/FTU/clock/FTU_dcm_50M_to_50M.xaw /ihp/home01/qweitzel/CT3-FACT/fact_repos.svn/FPGA/FTU/clock/FTU_dcm_50M_to_50M
15--Design Name: FTU_dcm_50M_to_50M
16--Device: xc3s400an-4fgg400
17--
18-- Module FTU_dcm_50M_to_50M
19-- Generated by Xilinx Architecture Wizard
20-- Written for synthesis tool: XST
21-- Period Jitter (unit interval) for block DCM_SP_INST = 0.04 UI
22-- Period Jitter (Peak-to-Peak) for block DCM_SP_INST = 0.79 ns
23
24library ieee;
25use ieee.std_logic_1164.ALL;
26use ieee.numeric_std.ALL;
27library UNISIM;
28use UNISIM.Vcomponents.ALL;
29
30entity FTU_dcm_50M_to_50M is
31 port ( CLKIN_IN : in std_logic;
32 RST_IN : in std_logic;
33 CLKFX_OUT : out std_logic;
34 CLKIN_IBUFG_OUT : out std_logic;
35 LOCKED_OUT : out std_logic);
36end FTU_dcm_50M_to_50M;
37
38architecture BEHAVIORAL of FTU_dcm_50M_to_50M is
39 signal CLKFX_BUF : std_logic;
40 signal CLKIN_IBUFG : std_logic;
41 signal GND_BIT : std_logic;
42begin
43 GND_BIT <= '0';
44 CLKIN_IBUFG_OUT <= CLKIN_IBUFG;
45 CLKFX_BUFG_INST : BUFG
46 port map (I=>CLKFX_BUF,
47 O=>CLKFX_OUT);
48
49 CLKIN_IBUFG_INST : IBUFG
50 port map (I=>CLKIN_IN,
51 O=>CLKIN_IBUFG);
52
53 DCM_SP_INST : DCM_SP
54 generic map( CLK_FEEDBACK => "NONE",
55 CLKDV_DIVIDE => 2.0,
56 CLKFX_DIVIDE => 2,
57 CLKFX_MULTIPLY => 2,
58 CLKIN_DIVIDE_BY_2 => FALSE,
59 CLKIN_PERIOD => 20.000,
60 CLKOUT_PHASE_SHIFT => "NONE",
61 DESKEW_ADJUST => "SYSTEM_SYNCHRONOUS",
62 DFS_FREQUENCY_MODE => "LOW",
63 DLL_FREQUENCY_MODE => "LOW",
64 DUTY_CYCLE_CORRECTION => TRUE,
65 FACTORY_JF => x"C080",
66 PHASE_SHIFT => 0,
67 STARTUP_WAIT => FALSE)
68 port map (CLKFB=>GND_BIT,
69 CLKIN=>CLKIN_IBUFG,
70 DSSEN=>GND_BIT,
71 PSCLK=>GND_BIT,
72 PSEN=>GND_BIT,
73 PSINCDEC=>GND_BIT,
74 RST=>RST_IN,
75 CLKDV=>open,
76 CLKFX=>CLKFX_BUF,
77 CLKFX180=>open,
78 CLK0=>open,
79 CLK2X=>open,
80 CLK2X180=>open,
81 CLK90=>open,
82 CLK180=>open,
83 CLK270=>open,
84 LOCKED=>LOCKED_OUT,
85 PSDONE=>open,
86 STATUS=>open);
87
88end BEHAVIORAL;
89
90
Note: See TracBrowser for help on using the repository browser.