dcm_160.vhd

这是我的毕业设计

--------------------------------------------------------------------------------
-- Copyright (c) 1995-2003 Xilinx, Inc.
-- All Right Reserved.
--------------------------------------------------------------------------------
--   ____  ____ 
--  /   /\/   / 
-- /___/  \  /    Vendor: Xilinx 
-- \   \   \/     Version : 7.1i
--  \   \         Application : 
--  /   /         Filename : dcm_160.vhd
-- /___/   /\     Timestamp : 10/05/2007 14:25:28
-- \   \  /  \ 
--  \___\/\___\ 
--
--Command: 
--Design Name: dcm_160
--
-- Module dcm_160
-- Generated by Xilinx Architecture Wizard
-- Written for synthesis tool: XST

library ieee;
use ieee.std_logic_1164.ALL;
use ieee.numeric_std.ALL;
-- synopsys translate_off
library UNISIM;
use UNISIM.Vcomponents.ALL;
-- synopsys translate_on

entity dcm_160 is
   port ( CLKIN_IN   : in    std_logic; 
          RST_IN     : in    std_logic; 
          CLKFX_OUT  : out   std_logic; 
          CLK0_OUT   : out   std_logic; 
          LOCKED_OUT : out   std_logic);
end dcm_160;

architecture BEHAVIORAL of dcm_160 is
   signal CLKFB_IN   : std_logic;
   signal CLKFX_BUF  : std_logic;
   signal CLK0_BUF   : std_logic;
   signal GND        : std_logic_vector (6 downto 0);
   signal GND1       : std_logic_vector (15 downto 0);
   signal GND2       : std_logic;
   component BUFG
      port ( I : in    std_logic; 
             O : out   std_logic);
   end component;
   
   -- Period Jitter (unit interval) for block DCM_ADV_INST = 0.09 UI
   -- Period Jitter (Peak-to-Peak) for block DCM_ADV_INST = 0.72 ns
   component DCM_ADV
      generic( CLK_FEEDBACK : string :=  "1X";
               CLKDV_DIVIDE : real :=  2.000000;
               CLKFX_DIVIDE : integer :=  1;
               CLKFX_MULTIPLY : integer :=  4;
               CLKIN_DIVIDE_BY_2 : boolean :=  FALSE;
               CLKIN_PERIOD : real :=  0.000000;
               CLKOUT_PHASE_SHIFT : string :=  "NONE";
               DCM_PERFORMANCE_MODE : string :=  "MAX_SPEED";
               DESKEW_ADJUST : string :=  "SYSTEM_SYNCHRONOUS";
               DFS_FREQUENCY_MODE : string :=  "LOW";
               DLL_FREQUENCY_MODE : string :=  "LOW";
               DUTY_CYCLE_CORRECTION : boolean :=  TRUE;
               PHASE_SHIFT : integer :=  0;
               STARTUP_WAIT : boolean :=  FALSE;
               FACTORY_JF : bit_vector :=  x"C080");
      port ( CLKIN    : in    std_logic; 
             CLKFB    : in    std_logic; 
             DADDR    : in    std_logic_vector (6 downto 0); 
             DI       : in    std_logic_vector (15 downto 0); 
             DWE      : in    std_logic; 
             DEN      : in    std_logic; 
             DCLK     : in    std_logic; 
             RST      : in    std_logic; 
             PSEN     : in    std_logic; 
             PSINCDEC : in    std_logic; 
             PSCLK    : in    std_logic; 
             CLK0     : out   std_logic; 
             CLK90    : out   std_logic; 
             CLK180   : out   std_logic; 
             CLK270   : out   std_logic; 
             CLKDV    : out   std_logic; 
             CLK2X    : out   std_logic; 
             CLK2X180 : out   std_logic; 
             CLKFX    : out   std_logic; 
             CLKFX180 : out   std_logic; 
             DRDY     : out   std_logic; 
             DO       : out   std_logic_vector (15 downto 0); 
             LOCKED   : out   std_logic; 
             PSDONE   : out   std_logic);
   end component;
   
begin
   GND(6 downto 0) <= "0000000";
   GND1(15 downto 0) <= "0000000000000000";
   GND2 <= '0';
   CLK0_OUT <= CLKFB_IN;
   CLKFX_BUFG_INST : BUFG
      port map (I=>CLKFX_BUF,
                O=>CLKFX_OUT);
   
   CLK0_BUFG_INST : BUFG
      port map (I=>CLK0_BUF,
                O=>CLKFB_IN);
   
   DCM_ADV_INST : DCM_ADV
   generic map( CLK_FEEDBACK => "1X",
            CLKDV_DIVIDE => 2.000000,
            CLKFX_DIVIDE => 1,
            CLKFX_MULTIPLY => 3,
            CLKIN_DIVIDE_BY_2 => FALSE,
            CLKIN_PERIOD => 25.000000,
            CLKOUT_PHASE_SHIFT => "NONE",
            DCM_PERFORMANCE_MODE => "MAX_SPEED",
            DESKEW_ADJUST => "SYSTEM_SYNCHRONOUS",
            DFS_FREQUENCY_MODE => "LOW",
            DLL_FREQUENCY_MODE => "LOW",
            DUTY_CYCLE_CORRECTION => TRUE,
            PHASE_SHIFT => 0,
            STARTUP_WAIT => FALSE,
            FACTORY_JF => x"C080")
      port map (CLKFB=>CLKFB_IN,
                CLKIN=>CLKIN_IN,
                DADDR(6 downto 0)=>GND(6 downto 0),
                DCLK=>GND2,
                DEN=>GND2,
                DI(15 downto 0)=>GND1(15 downto 0),
                DWE=>GND2,
                PSCLK=>GND2,
                PSEN=>GND2,
                PSINCDEC=>GND2,
                RST=>RST_IN,
                CLKDV=>open,
                CLKFX=>CLKFX_BUF,
                CLKFX180=>open,
                CLK0=>CLK0_BUF,
                CLK2X=>open,
                CLK2X180=>open,
                CLK90=>open,
                CLK180=>open,
                CLK270=>open,
                DO=>open,
                DRDY=>open,
                LOCKED=>LOCKED_OUT,
                PSDONE=>open);
   
end BEHAVIORAL;