cpld_mpu1.vhm

工程中使用的一段资源管理vhdl程序,有简单的分频代码

--
-- Written by Synplicity
-- Wed Feb 18 11:14:01 2009
--

--
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
library synplify;
use synplify.components.all;

entity OBUF is
port(
  O :  out std_logic;
  I0 :  in std_logic);
end OBUF;

architecture beh of OBUF is
  signal VCC : std_logic ;
  signal GND : std_logic ;
begin
  O <= I0;
  VCC <= '1';
  GND <= '0';
end beh;

--
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
library synplify;
use synplify.components.all;

entity CPLD_MPU1 is
port(
  BOE1 :  out std_logic;
  BOE2 :  out std_logic;
  BOE3 :  out std_logic;
  BOE4 :  out std_logic;
  BOE5 :  out std_logic;
  BOE6 :  out std_logic;
  BOE7 :  out std_logic;
  BOE8 :  out std_logic;
  BOE9 :  out std_logic;
  BOE10 :  out std_logic;
  BOE11 :  out std_logic;
  BOE12 :  out std_logic;
  BOE13 :  out std_logic;
  BOE14 :  out std_logic;
  BOE15 :  out std_logic;
  BOE16 :  out std_logic;
  RESET :  in std_logic);
end CPLD_MPU1;

architecture beh of CPLD_MPU1 is
  signal GND : std_logic ;
  signal VCC : std_logic ;
  component OBUF
    port(
      O : out std_logic;
      I0 : in std_logic  );
  end component;
begin
  VCC <= '1';
  GND <= '0';
  II_BOE1_cZ: OBUF port map (
      O => BOE1,
      I0 => VCC);
  II_BOE2_cZ: OBUF port map (
      O => BOE2,
      I0 => VCC);
  II_BOE3_cZ: OBUF port map (
      O => BOE3,
      I0 => VCC);
  II_BOE4_cZ: OBUF port map (
      O => BOE4,
      I0 => VCC);
  II_BOE5_cZ: OBUF port map (
      O => BOE5,
      I0 => VCC);
  II_BOE6_cZ: OBUF port map (
      O => BOE6,
      I0 => VCC);
  II_BOE7_cZ: OBUF port map (
      O => BOE7,
      I0 => VCC);
  II_BOE8_cZ: OBUF port map (
      O => BOE8,
      I0 => GND);
  II_BOE9_cZ: OBUF port map (
      O => BOE9,
      I0 => VCC);
  II_BOE10_cZ: OBUF port map (
      O => BOE10,
      I0 => VCC);
  II_BOE11_cZ: OBUF port map (
      O => BOE11,
      I0 => VCC);
  II_BOE12_cZ: OBUF port map (
      O => BOE12,
      I0 => VCC);
  II_BOE13_cZ: OBUF port map (
      O => BOE13,
      I0 => VCC);
  II_BOE14_cZ: OBUF port map (
      O => BOE14,
      I0 => VCC);
  II_BOE15_cZ: OBUF port map (
      O => BOE15,
      I0 => VCC);
  II_BOE16_cZ: OBUF port map (
      O => BOE16,
      I0 => VCC);
end beh;