hanmin.bdf

4位汉明编译码源代码。VHDL格式

/*
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) 1991-2004 Altera Corporation
Any  megafunction  design,  and related netlist (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,  netlist,  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, netlist,
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 "graphic" (version "1.3"))
(pin
	(input)
	(rect -24 88 144 104)
	(text "INPUT" (rect 133 0 161 9)(font "Arial" (font_size 6)))
	(text "din[3..0]" (rect 5 0 45 12)(font "Arial" ))
	(pt 168 8)
	(drawing
		(line (pt 92 12)(pt 117 12)(line_width 1))
		(line (pt 92 4)(pt 117 4)(line_width 1))
		(line (pt 121 8)(pt 168 8)(line_width 1))
		(line (pt 92 12)(pt 92 4)(line_width 1))
		(line (pt 117 4)(pt 121 8)(line_width 1))
		(line (pt 117 12)(pt 121 8)(line_width 1))
	)
	(text "VCC" (rect 136 7 153 17)(font "Arial" (font_size 6)))
)
(pin
	(output)
	(rect 464 288 640 304)
	(text "OUTPUT" (rect 1 0 34 9)(font "Arial" (font_size 6)))
	(text "sec" (rect 90 0 107 12)(font "Arial" ))
	(pt 0 8)
	(drawing
		(line (pt 0 8)(pt 52 8)(line_width 1))
		(line (pt 52 4)(pt 78 4)(line_width 1))
		(line (pt 52 12)(pt 78 12)(line_width 1))
		(line (pt 52 12)(pt 52 4)(line_width 1))
		(line (pt 78 4)(pt 82 8)(line_width 1))
		(line (pt 82 8)(pt 78 12)(line_width 1))
		(line (pt 78 12)(pt 82 8)(line_width 1))
	)
)
(pin
	(output)
	(rect 464 304 640 320)
	(text "OUTPUT" (rect 1 0 34 9)(font "Arial" (font_size 6)))
	(text "ded" (rect 90 0 107 12)(font "Arial" ))
	(pt 0 8)
	(drawing
		(line (pt 0 8)(pt 52 8)(line_width 1))
		(line (pt 52 4)(pt 78 4)(line_width 1))
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		(line (pt 78 12)(pt 82 8)(line_width 1))
	)
)
(pin
	(output)
	(rect 464 320 640 336)
	(text "OUTPUT" (rect 1 0 34 9)(font "Arial" (font_size 6)))
	(text "ne" (rect 90 0 101 12)(font "Arial" ))
	(pt 0 8)
	(drawing
		(line (pt 0 8)(pt 52 8)(line_width 1))
		(line (pt 52 4)(pt 78 4)(line_width 1))
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		(line (pt 78 12)(pt 82 8)(line_width 1))
	)
)
(pin
	(output)
	(rect 464 88 640 104)
	(text "OUTPUT" (rect 1 0 34 9)(font "Arial" (font_size 6)))
	(text "cdout[7..0]" (rect 90 0 143 12)(font "Arial" ))
	(pt 0 8)
	(drawing
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		(line (pt 52 4)(pt 78 4)(line_width 1))
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	)
)
(pin
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	(rect 464 272 640 288)
	(text "OUTPUT" (rect 1 0 34 9)(font "Arial" (font_size 6)))
	(text "dout[3..0]" (rect 90 0 137 12)(font "Arial" ))
	(pt 0 8)
	(drawing
		(line (pt 0 8)(pt 52 8)(line_width 1))
		(line (pt 52 4)(pt 78 4)(line_width 1))
		(line (pt 52 12)(pt 78 12)(line_width 1))
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		(line (pt 82 8)(pt 78 12)(line_width 1))
		(line (pt 78 12)(pt 82 8)(line_width 1))
	)
)
(symbol
	(rect 240 64 408 160)
	(text "hanmin_cd" (rect 5 0 58 12)(font "Arial" ))
	(text "inst" (rect 8 80 25 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "datain[0..3]" (rect 0 0 55 12)(font "Arial" ))
		(text "datain[0..3]" (rect 21 27 76 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 3))
	)
	(port
		(pt 168 32)
		(output)
		(text "hamout[0..7]" (rect 0 0 62 12)(font "Arial" ))
		(text "hamout[0..7]" (rect 85 27 147 39)(font "Arial" ))
		(line (pt 168 32)(pt 152 32)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 152 80)(line_width 1))
	)
)
(symbol
	(rect 240 248 408 376)
	(text "hanmin_de" (rect 5 0 58 12)(font "Arial" ))
	(text "inst1" (rect 8 112 31 124)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "hamin[0..7]" (rect 0 0 55 12)(font "Arial" ))
		(text "hamin[0..7]" (rect 21 27 76 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 3))
	)
	(port
		(pt 168 32)
		(output)
		(text "dataout[0..3]" (rect 0 0 62 12)(font "Arial" ))
		(text "dataout[0..3]" (rect 85 27 147 39)(font "Arial" ))
		(line (pt 168 32)(pt 152 32)(line_width 3))
	)
	(port
		(pt 168 48)
		(output)
		(text "sec" (rect 0 0 17 12)(font "Arial" ))
		(text "sec" (rect 130 43 147 55)(font "Arial" ))
		(line (pt 168 48)(pt 152 48)(line_width 1))
	)
	(port
		(pt 168 64)
		(output)
		(text "ded" (rect 0 0 17 12)(font "Arial" ))
		(text "ded" (rect 130 59 147 71)(font "Arial" ))
		(line (pt 168 64)(pt 152 64)(line_width 1))
	)
	(port
		(pt 168 80)
		(output)
		(text "ne" (rect 0 0 11 12)(font "Arial" ))
		(text "ne" (rect 136 75 147 87)(font "Arial" ))
		(line (pt 168 80)(pt 152 80)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 152 112)(line_width 1))
	)
)
(connector
	(pt 240 280)
	(pt 208 280)
	(bus)
)
(connector
	(pt 208 200)
	(pt 208 280)
	(bus)
)
(connector
	(pt 432 200)
	(pt 208 200)
	(bus)
)
(connector
	(pt 432 200)
	(pt 432 96)
	(bus)
)
(connector
	(pt 144 96)
	(pt 240 96)
	(bus)
)
(connector
	(pt 408 296)
	(pt 464 296)
)
(connector
	(pt 408 312)
	(pt 464 312)
)
(connector
	(pt 408 328)
	(pt 464 328)
)
(connector
	(pt 408 280)
	(pt 464 280)
	(bus)
)
(connector
	(pt 408 96)
	(pt 432 96)
	(bus)
)
(connector
	(pt 432 96)
	(pt 464 96)
	(bus)
)
(junction (pt 432 96))