lpm_compare1.tdf

altera epxa1的例子程序

-- megafunction wizard: %LPM_COMPARE%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: lpm_compare 

-- ============================================================
-- File Name: lpm_compare1.tdf
-- Megafunction Name(s):
-- 			lpm_compare
-- ============================================================
-- ************************************************************
-- THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
-- ************************************************************


--Copyright (C) 1991-2001 Altera Corporation
--Any megafunction design, and related net list (encrypted or decrypted),
--support information, device programming or simulation file, and any other
--associated documentation or information provided by Altera or a partner
--under Altera's Megafunction Partnership Program may be used only to
--program PLD devices (but not masked PLD devices) from Altera.  Any other
--use of such megafunction design, net list, support information, device
--programming or simulation file, or any other related documentation or
--information is prohibited for any other purpose, including, but not
--limited to modification, reverse engineering, de-compiling, or use with
--any other silicon devices, unless such use is explicitly licensed under
--a separate agreement with Altera or a megafunction partner.  Title to
--the intellectual property, including patents, copyrights, trademarks,
--trade secrets, or maskworks, embodied in any such megafunction design,
--net list, support information, device programming or simulation file, or
--any other related documentation or information provided by Altera or a
--megafunction partner, remains with Altera, the megafunction partner, or
--their respective licensors.  No other licenses, including any licenses
--needed under any third party's intellectual property, are provided herein.

INCLUDE "lpm_compare.inc";



SUBDESIGN lpm_compare1
(
	dataa[21..0]	 : INPUT;
	AeB	 : OUTPUT;
)

VARIABLE

	lpm_compare_component : lpm_compare WITH (
			LPM_WIDTH = 22,
			LPM_TYPE = "LPM_COMPARE",
			LPM_REPRESENTATION = "UNSIGNED",
			LPM_HINT = "ONE_INPUT_IS_CONSTANT=YES"
			);

BEGIN

	AeB = lpm_compare_component.AeB;
	lpm_compare_component.dataa[21..0] = dataa[21..0];
	lpm_compare_component.datab[21..0] = 0;
END;



-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: PRIVATE: nBit NUMERIC "22"
-- Retrieval info: PRIVATE: AeqB NUMERIC "1"
-- Retrieval info: PRIVATE: AneB NUMERIC "0"
-- Retrieval info: PRIVATE: AgtB NUMERIC "0"
-- Retrieval info: PRIVATE: AgeB NUMERIC "0"
-- Retrieval info: PRIVATE: AltB NUMERIC "0"
-- Retrieval info: PRIVATE: AleB NUMERIC "0"
-- Retrieval info: PRIVATE: isPortBConstant NUMERIC "1"
-- Retrieval info: PRIVATE: PortBValue NUMERIC "0"
-- Retrieval info: PRIVATE: SignedCompare NUMERIC "0"
-- Retrieval info: PRIVATE: Latency NUMERIC "0"
-- Retrieval info: PRIVATE: aclr NUMERIC "0"
-- Retrieval info: PRIVATE: clken NUMERIC "0"
-- Retrieval info: PRIVATE: LPM_PIPELINE NUMERIC "0"
-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "22"
-- Retrieval info: CONSTANT: LPM_TYPE STRING "LPM_COMPARE"
-- Retrieval info: CONSTANT: LPM_REPRESENTATION STRING "UNSIGNED"
-- Retrieval info: CONSTANT: LPM_HINT STRING "ONE_INPUT_IS_CONSTANT=YES"
-- Retrieval info: USED_PORT: AeB 0 0 0 0 OUTPUT NODEFVAL AeB
-- Retrieval info: USED_PORT: dataa 0 0 22 0 INPUT NODEFVAL dataa[21..0]
-- Retrieval info: CONNECT: AeB 0 0 0 0 @AeB 0 0 0 0
-- Retrieval info: CONNECT: @dataa 0 0 22 0 dataa 0 0 22 0
-- Retrieval info: CONNECT: @datab 0 0 22 0 0 0 0 0 0
-- Retrieval info: LIBRARY: lpm lpm.lpm_components.all