mult.bsf

采用加法树流水线乘法构造八位乘法器

/*
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) 1991-2006 Altera Corporation
Your use of Altera Corporation's design tools, logic functions 
and other software and tools, and its AMPP partner logic 
functions, and any output files any of the foregoing 
(including device programming or simulation files), and any 
associated documentation or information are expressly subject 
to the terms and conditions of the Altera Program License 
Subscription Agreement, Altera MegaCore Function License 
Agreement, or other applicable license agreement, including, 
without limitation, that your use is for the sole purpose of 
programming logic devices manufactured by Altera and sold by 
Altera or its authorized distributors.  Please refer to the 
applicable agreement for further details.
*/
(header "symbol" (version "1.1"))
(symbol
	(rect 16 16 144 208)
	(text "mult" (rect 5 0 26 12)(font "Arial" ))
	(text "inst" (rect 8 176 25 188)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clk" (rect 0 0 14 12)(font "Arial" ))
		(text "clk" (rect 21 27 35 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "rst" (rect 0 0 12 12)(font "Arial" ))
		(text "rst" (rect 21 43 33 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "xa[7..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "xa[7..0]" (rect 21 59 58 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 3))
	)
	(port
		(pt 0 80)
		(input)
		(text "xb[7..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "xb[7..0]" (rect 21 75 58 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 3))
	)
	(port
		(pt 128 32)
		(output)
		(text "p0[7..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "p0[7..0]" (rect 70 27 107 39)(font "Arial" ))
		(line (pt 128 32)(pt 112 32)(line_width 3))
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	(port
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		(output)
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		(text "p1[7..0]" (rect 70 43 107 55)(font "Arial" ))
		(line (pt 128 48)(pt 112 48)(line_width 3))
	)
	(port
		(pt 128 64)
		(output)
		(text "p2[7..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "p2[7..0]" (rect 70 59 107 71)(font "Arial" ))
		(line (pt 128 64)(pt 112 64)(line_width 3))
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	(port
		(pt 128 80)
		(output)
		(text "p3[7..0]" (rect 0 0 37 12)(font "Arial" ))
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	(port
		(pt 128 112)
		(output)
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		(pt 128 128)
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		(pt 128 144)
		(output)
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	(drawing
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)