Subversion Repositories mod_mult_exp

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--
-- BLK MEM GEN v7_1 Core - Top File for the Example Testbench
--
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--
-- (c) Copyright 2006_3010 Xilinx, Inc. All rights reserved.
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-- Filename: blockMemory_tb.vhd
-- Description:
--  Testbench Top
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-- Author: IP Solutions Division
--
-- History: Sep 12, 2011 - First Release
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--
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-- Library Declarations
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LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_ARITH.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
 
LIBRARY work;
USE work.ALL;
 
ENTITY blockMemory_tb IS
END ENTITY;
 
 
ARCHITECTURE blockMemory_tb_ARCH OF blockMemory_tb IS
 SIGNAL  STATUS : STD_LOGIC_VECTOR(8 DOWNTO 0);
 SIGNAL  CLK :  STD_LOGIC := '1';
 SIGNAL  RESET : STD_LOGIC;
 
 BEGIN
 
 
 CLK_GEN: PROCESS BEGIN
     CLK <= NOT CLK;
     WAIT FOR 100 NS;
     CLK <= NOT CLK; 
     WAIT FOR 100 NS;
  END PROCESS;
 
  RST_GEN: PROCESS BEGIN
    RESET <= '1';
    WAIT FOR 1000 NS;
    RESET <= '0';
    WAIT;
  END PROCESS;
 
 
--STOP_SIM: PROCESS BEGIN
-- WAIT FOR 200 US; -- STOP SIMULATION AFTER 1 MS
--   ASSERT FALSE
--     REPORT "END SIMULATION TIME REACHED"
--     SEVERITY FAILURE;
--END PROCESS;
--
PROCESS BEGIN
  WAIT UNTIL STATUS(8)='1';
  IF( STATUS(7 downto 0)/="0") THEN
    ASSERT false
     REPORT "Simulation Failed"
	 SEVERITY FAILURE;
  ELSE
   ASSERT false
     REPORT "Simulation Complete"
	 SEVERITY FAILURE;
  END IF;
END PROCESS;	 
 
  blockMemory_synth_inst:ENTITY work.blockMemory_synth
  PORT MAP(
           CLK_IN   => CLK,
     	   RESET_IN => RESET,
           STATUS   => STATUS
	  );
 
END ARCHITECTURE;