my_mux.tdf

Altera FPGA CPLD设计高级篇电子书籍

-- megafunction wizard: %LPM_MUX%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: lpm_mux 

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


--Copyright (C) 1991-2003 Altera Corporation
--Any  megafunction  design,  and related netlist (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,  netlist,  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, netlist,
--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_mux.inc";



SUBDESIGN my_mux
(
	data1x[3..0]	 : INPUT;
	data0x[3..0]	 : INPUT;
	sel	 : INPUT;
	result[3..0]	 : OUTPUT;
)

VARIABLE

	lpm_mux_component : lpm_mux WITH (
			LPM_SIZE = 2,
			LPM_WIDTHS = 1,
			LPM_WIDTH = 4,
			LPM_TYPE = "LPM_MUX"
			);

BEGIN

	result[3..0] = lpm_mux_component.result[3..0];
	lpm_mux_component.sel[0..0] = sel;
	lpm_mux_component.data[1..1][3..0] = data1x[3..0];
	lpm_mux_component.data[0..0][3..0] = data0x[3..0];
END;



-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: CONSTANT: LPM_SIZE NUMERIC "2"
-- Retrieval info: CONSTANT: LPM_WIDTHS NUMERIC "1"
-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "4"
-- Retrieval info: CONSTANT: LPM_TYPE STRING "LPM_MUX"
-- Retrieval info: USED_PORT: result 0 0 4 0 OUTPUT NODEFVAL result[3..0]
-- Retrieval info: USED_PORT: data1x 0 0 4 0 INPUT NODEFVAL data1x[3..0]
-- Retrieval info: USED_PORT: data0x 0 0 4 0 INPUT NODEFVAL data0x[3..0]
-- Retrieval info: USED_PORT: sel 0 0 0 0 INPUT NODEFVAL sel
-- Retrieval info: CONNECT: result 0 0 4 0 @result 0 0 4 0
-- Retrieval info: CONNECT: @data 1 1 4 0 data1x 0 0 4 0
-- Retrieval info: CONNECT: @data 1 0 4 0 data0x 0 0 4 0
-- Retrieval info: CONNECT: @sel 0 0 1 0 sel 0 0 0 0
-- Retrieval info: LIBRARY: lpm lpm.lpm_components.all