divider3.bdf

这是个128位的串行伪随机码发生器

/*
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 from 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 "graphic" (version "1.3"))
(pin
	(input)
	(rect 8 136 176 152)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "clk" (rect 5 0 19 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 7 156 17)(font "Arial" (font_size 6)))
)
(pin
	(output)
	(rect 576 160 752 176)
	(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
	(text "clk/3" (rect 90 0 113 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))
	)
)
(symbol
	(rect 264 104 328 184)
	(text "DFF" (rect 1 0 19 10)(font "Arial" (font_size 6)))
	(text "inst" (rect 3 68 20 80)(font "Arial" ))
	(port
		(pt 32 80)
		(input)
		(text "CLRN" (rect 21 59 44 71)(font "Courier New" (bold)))
		(text "CLRN" (rect 21 58 44 70)(font "Courier New" (bold)))
		(line (pt 32 80)(pt 32 76)(line_width 1))
	)
	(port
		(pt 0 40)
		(input)
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(line (pt 0 40)(pt 12 40)(line_width 1))
	)
	(port
		(pt 0 24)
		(input)
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(line (pt 0 24)(pt 12 24)(line_width 1))
	)
	(port
		(pt 32 0)
		(input)
		(text "PRN" (rect 24 13 41 25)(font "Courier New" (bold)))
		(text "PRN" (rect 24 11 41 23)(font "Courier New" (bold)))
		(line (pt 32 4)(pt 32 0)(line_width 1))
	)
	(port
		(pt 64 24)
		(output)
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(line (pt 52 24)(pt 64 24)(line_width 1))
	)
	(drawing
		(line (pt 12 12)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 52 68)(line_width 1))
		(line (pt 52 68)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 12 12)(line_width 1))
		(line (pt 19 40)(pt 12 47)(line_width 1))
		(line (pt 12 32)(pt 20 40)(line_width 1))
		(circle (rect 28 4 36 12)(line_width 1))
		(circle (rect 28 68 36 76)(line_width 1))
	)
)
(symbol
	(rect 264 216 328 296)
	(text "DFF" (rect 1 0 19 10)(font "Arial" (font_size 6)))
	(text "inst1" (rect 3 68 26 80)(font "Arial" ))
	(port
		(pt 32 80)
		(input)
		(text "CLRN" (rect 21 59 44 71)(font "Courier New" (bold)))
		(text "CLRN" (rect 21 58 44 70)(font "Courier New" (bold)))
		(line (pt 32 80)(pt 32 76)(line_width 1))
	)
	(port
		(pt 0 40)
		(input)
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(line (pt 0 40)(pt 12 40)(line_width 1))
	)
	(port
		(pt 0 24)
		(input)
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(line (pt 0 24)(pt 12 24)(line_width 1))
	)
	(port
		(pt 32 0)
		(input)
		(text "PRN" (rect 24 13 41 25)(font "Courier New" (bold)))
		(text "PRN" (rect 24 11 41 23)(font "Courier New" (bold)))
		(line (pt 32 4)(pt 32 0)(line_width 1))
	)
	(port
		(pt 64 24)
		(output)
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(line (pt 52 24)(pt 64 24)(line_width 1))
	)
	(drawing
		(line (pt 12 12)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 52 68)(line_width 1))
		(line (pt 52 68)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 12 12)(line_width 1))
		(line (pt 19 40)(pt 12 47)(line_width 1))
		(line (pt 12 32)(pt 20 40)(line_width 1))
		(circle (rect 28 4 36 12)(line_width 1))
		(circle (rect 28 68 36 76)(line_width 1))
	)
)
(symbol
	(rect 464 144 528 224)
	(text "DFF" (rect 1 0 19 10)(font "Arial" (font_size 6)))
	(text "inst2" (rect 3 68 26 80)(font "Arial" ))
	(port
		(pt 32 80)
		(input)
		(text "CLRN" (rect 21 59 44 71)(font "Courier New" (bold)))
		(text "CLRN" (rect 21 58 44 70)(font "Courier New" (bold)))
		(line (pt 32 80)(pt 32 76)(line_width 1))
	)
	(port
		(pt 0 40)
		(input)
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(text "CLK" (rect 3 29 20 41)(font "Courier New" (bold))(invisible))
		(line (pt 0 40)(pt 12 40)(line_width 1))
	)
	(port
		(pt 0 24)
		(input)
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(text "D" (rect 14 20 19 32)(font "Courier New" (bold)))
		(line (pt 0 24)(pt 12 24)(line_width 1))
	)
	(port
		(pt 32 0)
		(input)
		(text "PRN" (rect 24 13 41 25)(font "Courier New" (bold)))
		(text "PRN" (rect 24 11 41 23)(font "Courier New" (bold)))
		(line (pt 32 4)(pt 32 0)(line_width 1))
	)
	(port
		(pt 64 24)
		(output)
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(text "Q" (rect 45 20 50 32)(font "Courier New" (bold)))
		(line (pt 52 24)(pt 64 24)(line_width 1))
	)
	(drawing
		(line (pt 12 12)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 52 68)(line_width 1))
		(line (pt 52 68)(pt 52 12)(line_width 1))
		(line (pt 12 68)(pt 12 12)(line_width 1))
		(line (pt 19 40)(pt 12 47)(line_width 1))
		(line (pt 12 32)(pt 20 40)(line_width 1))
		(circle (rect 28 4 36 12)(line_width 1))
		(circle (rect 28 68 36 76)(line_width 1))
	)
)
(symbol
	(rect 352 160 416 208)
	(text "NOR2" (rect 1 0 26 10)(font "Arial" (font_size 6)))
	(text "inst5" (rect 3 37 26 49)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "IN2" (rect 2 23 19 35)(font "Courier New" (bold))(invisible))
		(text "IN2" (rect 2 23 19 35)(font "Courier New" (bold))(invisible))
		(line (pt 0 32)(pt 14 32)(line_width 1))
	)
	(port
		(pt 0 16)
		(input)
		(text "IN1" (rect 2 7 19 19)(font "Courier New" (bold))(invisible))
		(text "IN1" (rect 2 7 19 19)(font "Courier New" (bold))(invisible))
		(line (pt 0 16)(pt 14 16)(line_width 1))
	)
	(port
		(pt 64 24)
		(output)
		(text "OUT" (rect 48 15 65 27)(font "Courier New" (bold))(invisible))
		(text "OUT" (rect 48 15 65 27)(font "Courier New" (bold))(invisible))
		(line (pt 54 24)(pt 64 24)(line_width 1))
	)
	(drawing
		(line (pt 12 36)(pt 23 36)(line_width 1))
		(line (pt 12 13)(pt 23 13)(line_width 1))
		(arc (pt 46 24)(pt 23 13)(rect -6 13 53 72)(line_width 1))
		(arc (pt 5 29)(pt 5 19)(rect -16 8 17 41)(line_width 1))
		(arc (pt 23 35)(pt 46 24)(rect -6 -23 53 36)(line_width 1))
		(circle (rect 46 20 54 28)(line_width 1))
	)
)
(symbol
	(rect 472 88 520 120)
	(text "NOT" (rect 27 22 47 32)(font "Arial" (font_size 6)))
	(text "inst4" (rect 22 -1 45 11)(font "Arial" ))
	(port
		(pt 48 16)
		(input)
		(text "IN" (rect 2 7 13 19)(font "Courier New" (bold))(invisible))
		(text "IN" (rect 35 13 46 25)(font "Courier New" (bold))(invisible))
		(line (pt 48 16)(pt 35 16)(line_width 1))
	)
	(port
		(pt 0 16)
		(output)
		(text "OUT" (rect 32 7 49 19)(font "Courier New" (bold))(invisible))
		(text "OUT" (rect -1 13 16 25)(font "Courier New" (bold))(invisible))
		(line (pt 9 16)(pt 0 16)(line_width 1))
	)
	(drawing
		(line (pt 35 7)(pt 35 25)(line_width 1))
		(line (pt 35 25)(pt 17 16)(line_width 1))
		(line (pt 35 7)(pt 17 16)(line_width 1))
		(circle (rect 9 12 17 20)(line_width 1))
	)
	(rotate180)
)
(symbol
	(rect 208 176 240 224)
	(text "NOT" (rect 22 1 32 21)(font "Arial" (font_size 6))(vertical))
	(text "inst3" (rect -1 3 11 26)(font "Arial" )(vertical))
	(port
		(pt 16 0)
		(input)
		(text "IN" (rect 2 7 13 19)(font "Courier New" (bold))(invisible))
		(text "IN" (rect 13 2 25 13)(font "Courier New" (bold))(vertical)(invisible))
		(line (pt 16 0)(pt 16 13)(line_width 1))
	)
	(port
		(pt 16 48)
		(output)
		(text "OUT" (rect 32 7 49 19)(font "Courier New" (bold))(invisible))
		(text "OUT" (rect 13 32 25 49)(font "Courier New" (bold))(vertical)(invisible))
		(line (pt 16 39)(pt 16 48)(line_width 1))
	)
	(drawing
		(line (pt 7 13)(pt 25 13)(line_width 1))
		(line (pt 25 13)(pt 16 31)(line_width 1))
		(line (pt 7 13)(pt 16 31)(line_width 1))
		(circle (rect 12 31 20 39)(line_width 1))
	)
	(rotate270)
)
(connector
	(pt 224 176)
	(pt 224 144)
)
(connector
	(pt 224 224)
	(pt 224 256)
)
(connector
	(pt 224 256)
	(pt 264 256)
)
(connector
	(pt 176 144)
	(pt 224 144)
)
(connector
	(pt 224 144)
	(pt 264 144)
)
(connector
	(pt 264 240)
	(pt 248 240)
)
(connector
	(pt 264 128)
	(pt 248 128)
)
(connector
	(pt 248 240)
	(pt 248 128)
)
(connector
	(pt 248 128)
	(pt 248 80)
)
(connector
	(pt 328 128)
	(pt 336 128)
)
(connector
	(pt 336 128)
	(pt 336 176)
)
(connector
	(pt 336 176)
	(pt 352 176)
)
(connector
	(pt 328 240)
	(pt 336 240)
)
(connector
	(pt 336 240)
	(pt 336 192)
)
(connector
	(pt 336 192)
	(pt 352 192)
)
(connector
	(pt 472 104)
	(pt 448 104)
)
(connector
	(pt 448 104)
	(pt 448 168)
)
(connector
	(pt 464 168)
	(pt 448 168)
)
(connector
	(pt 520 104)
	(pt 552 104)
)
(connector
	(pt 552 104)
	(pt 552 168)
)
(connector
	(pt 528 168)
	(pt 552 168)
)
(connector
	(pt 552 168)
	(pt 576 168)
)
(connector
	(pt 248 80)
	(pt 432 80)
)
(connector
	(pt 432 80)
	(pt 432 184)
)
(connector
	(pt 416 184)
	(pt 432 184)
)
(connector
	(pt 432 184)
	(pt 464 184)
)
(junction (pt 224 144))
(junction (pt 248 128))
(junction (pt 552 168))
(junction (pt 432 184))