accum.bsf

来自「Altare公司训练新人的练习题下载.rar FPGA/CPLD」· BSF 代码 · 共 36 行

//WARNING: Do NOT edit this file in a text editor! File corruption is VERY likely to occur.
/*
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.
*/
(header "symbol" (version "1.1"))
(symbol (rect 0 0 160 96)(text "accum"(rect 61 1 100 17)(font "Arial"(font_size 10)))(text "inst"(rect 8 80 23 92)(font "Arial"))
	(port (pt 0 40)(input)(text "dataa[7..0]"(rect 0 0 51 14)(font "Arial"(font_size 8)))(text "dataa[7..0]"(rect 4 27 55 40)(font "Arial"(font_size 8)))
		(line (pt 0 40)(pt 64 40)(line_width 3)))
	(port (pt 0 72)(input)(text "datab[7..0]"(rect 0 0 51 14)(font "Arial"(font_size 8)))(text "datab[7..0]"(rect 4 59 55 72)(font "Arial"(font_size 8)))
		(line (pt 0 72)(pt 64 72)(line_width 3)))
	(port (pt 160 56)(output)(text "result[7..0]"(rect 0 0 51 14)(font "Arial"(font_size 8)))(text "result[7..0]"(rect 106 43 155 56)(font "Arial"(font_size 8)))
		(line (pt 160 56)(pt 96 56)(line_width 3)))
	(drawing (text "A"(rect 66 34 73 47)(font "Arial"(font_size 8)))(text "B"(rect 66 66 73 79)(font "Arial"(font_size 8)))(text "A+B"(rect 75 50 95 63)(font "Arial"(font_size 8)))
		(line (pt 64 32)(pt 96 40)(line_width 1))
		(line (pt 96 40)(pt 96 72)(line_width 1))
		(line (pt 96 72)(pt 64 80)(line_width 1))
		(line (pt 64 80)(pt 64 32)(line_width 1))))