lpm_compare1.bsf

altera epxa1的例子程序

/*
WARNING: Do NOT edit the input and output ports in this file in a text
editor if you plan to continue editing the block that represents it in the
Block Editor! File corruption is VERY likely to occur.
*/
/*
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.
*/
(header "symbol" (version "1.1"))
(symbol
	(rect 0 0 128 96)
	(text "lpm_compare1" (rect 22 1 107 17)(font "Arial" (font_size 10)))
	(text "inst" (rect 8 80 23 92)(font "Arial" ))
	(port
		(pt 0 48)
		(input)
		(text "dataa[21..0]" (rect 0 0 57 14)(font "Arial" (font_size 8)))
		(text "dataa[21..0]" (rect 20 42 77 55)(font "Arial" (font_size 8)))
		(line (pt 0 48)(pt 16 48)(line_width 3))
	)
	(port
		(pt 128 56)
		(output)
		(text "aeb" (rect 0 0 18 14)(font "Arial" (font_size 8)))
		(text "aeb" (rect 91 50 109 63)(font "Arial" (font_size 8)))
		(line (pt 128 56)(pt 112 56)(line_width 1))
	)
	(drawing
		(text "compare" (rect 76 17 112 29)(font "Arial" ))
		(text "datab[]=0" (rect 20 58 65 71)(font "Arial" (font_size 8)))
		(line (pt 16 16)(pt 112 16)(line_width 1))
		(line (pt 112 16)(pt 112 80)(line_width 1))
		(line (pt 112 80)(pt 16 80)(line_width 1))
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	)
)