xb.bsf

波形发生器之疏密波的产生

/*
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) 1991-2005 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 16 152 208)
	(text "xb" (rect 5 0 16 12)(font "Arial" ))
	(text "inst" (rect 8 176 25 188)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "en" (rect 0 0 11 12)(font "Arial" ))
		(text "en" (rect 21 27 32 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
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		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
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		(text "k" (rect 21 75 26 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 1))
	)
	(port
		(pt 0 96)
		(input)
		(text "q0[9..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "q0[9..0]" (rect 21 91 58 103)(font "Arial" ))
		(line (pt 0 96)(pt 16 96)(line_width 3))
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	(port
		(pt 0 112)
		(input)
		(text "q1[9..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "q1[9..0]" (rect 21 107 58 119)(font "Arial" ))
		(line (pt 0 112)(pt 16 112)(line_width 3))
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	(port
		(pt 0 128)
		(input)
		(text "q2[9..0]" (rect 0 0 37 12)(font "Arial" ))
		(text "q2[9..0]" (rect 21 123 58 135)(font "Arial" ))
		(line (pt 0 128)(pt 16 128)(line_width 3))
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	(port
		(pt 136 32)
		(output)
		(text "outp[9..0]" (rect 0 0 47 12)(font "Arial" ))
		(text "outp[9..0]" (rect 68 27 115 39)(font "Arial" ))
		(line (pt 136 32)(pt 120 32)(line_width 3))
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	(drawing
		(rectangle (rect 16 16 120 176)(line_width 1))
	)
)