dff4.tdf

Altare公司训练新人的练习题下载.rar FPGA/CPLD

-- megafunction wizard: %LPM_FF%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: lpm_ff 

-- ============================================================
-- File Name: dff4.tdf
-- Megafunction Name(s):
-- 			lpm_ff
-- ============================================================
-- ************************************************************
-- THIS IS A WIZARD GENERATED FILE. DO NOT EDIT THIS FILE!
-- ************************************************************


--	Copyright (C) 1988-1999 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_ff.inc";



SUBDESIGN dff4
(
	clock	 : INPUT;
	data[3..0]	 : INPUT;
	q[3..0]	 : OUTPUT;
)

VARIABLE

	lpm_ff_component : lpm_ff WITH (
			LPM_WIDTH = 4,
			LPM_FFTYPE = "DFF"
			);

BEGIN

	q[3..0] = lpm_ff_component.q[3..0];
	lpm_ff_component.clock = clock;
	lpm_ff_component.data[3..0] = data[3..0];
END;



-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: PRIVATE: nBit NUMERIC "4"
-- Retrieval info: PRIVATE: CLK_EN NUMERIC "0"
-- Retrieval info: PRIVATE: DFF NUMERIC "1"
-- Retrieval info: PRIVATE: UseTFFdataPort NUMERIC "0"
-- Retrieval info: PRIVATE: SCLR NUMERIC "0"
-- Retrieval info: PRIVATE: SLOAD NUMERIC "0"
-- Retrieval info: PRIVATE: SSET NUMERIC "0"
-- Retrieval info: PRIVATE: SSET_ALL1 NUMERIC "1"
-- Retrieval info: PRIVATE: SSETV NUMERIC "0"
-- Retrieval info: PRIVATE: ACLR NUMERIC "0"
-- Retrieval info: PRIVATE: ALOAD NUMERIC "0"
-- Retrieval info: PRIVATE: ASET NUMERIC "0"
-- Retrieval info: PRIVATE: ASET_ALL1 NUMERIC "1"
-- Retrieval info: PRIVATE: ASETV NUMERIC "0"
-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "4"
-- Retrieval info: CONSTANT: LPM_FFTYPE STRING "DFF"
-- Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
-- Retrieval info: USED_PORT: q 0 0 4 0 OUTPUT NODEFVAL q[3..0]
-- Retrieval info: USED_PORT: data 0 0 4 0 INPUT NODEFVAL data[3..0]
-- Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
-- Retrieval info: CONNECT: q 0 0 4 0 @q 0 0 4 0
-- Retrieval info: CONNECT: @data 0 0 4 0 data 0 0 4 0