ceshi.bdf

提供了一个硬判决的viterbi译码器（2

/*
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.
*/
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	(rect -32 512 136 528)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "reset" (rect 5 0 29 12)(font "Arial" ))
	(pt 168 8)
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		(line (pt 92 4)(pt 117 4)(line_width 1))
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		(line (pt 117 4)(pt 121 8)(line_width 1))
		(line (pt 117 12)(pt 121 8)(line_width 1))
	)
	(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
)
(pin
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	(rect -32 528 136 544)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "inp" (rect 5 0 19 12)(font "Arial" ))
	(pt 168 8)
	(drawing
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)
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		(line (pt 117 12)(pt 121 8)(line_width 1))
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)
(pin
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	(rect 568 480 744 496)
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		(text "clk" (rect 21 27 35 39)(font "Arial" ))
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		(text "inp" (rect 21 59 35 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 1))
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)
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		(text "clk" (rect 21 27 35 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
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		(text "in_outp[1..0]" (rect 0 0 61 12)(font "Arial" ))
		(text "in_outp[1..0]" (rect 21 43 82 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 3))
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	(port
		(pt 184 32)
		(output)
		(text "out_outp[1..0]" (rect 0 0 68 12)(font "Arial" ))
		(text "out_outp[1..0]" (rect 95 27 163 39)(font "Arial" ))
		(line (pt 184 32)(pt 168 32)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 168 80)(line_width 1))
	)
)
(connector
	(pt 136 520)
	(pt 184 520)
)
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	(pt 136 536)
	(pt 184 536)
)
(connector
	(pt 160 504)
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)
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(connector
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(connector
	(pt 336 488)
	(pt 352 488)
)
(connector
	(pt 336 448)
	(pt 336 488)
)
(connector
	(pt 312 504)
	(pt 352 504)
	(bus)
)
(connector
	(pt 536 488)
	(pt 568 488)
	(bus)
)
(junction (pt 160 448))