myled.bdf

FPGA和VHDL的全过程和源码

/*
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) 1991-2007 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.
*/
//#pragma file_not_in_maxplusii_format
(header "graphic" (version "1.3"))
(pin
	(input)
	(rect 96 24 264 40)
	(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)))
	(annotation_block (location)(rect 48 40 96 56))
)
(pin
	(input)
	(rect 120 136 288 152)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "rst" (rect 5 0 17 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)))
	(annotation_block (location)(rect 72 152 120 168))
)
(pin
	(output)
	(rect 416 120 592 136)
	(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
	(text "led[7..0]" (rect 90 0 130 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))
	)
	(annotation_block (location)(rect 592 136 640 248))
)
(symbol
	(rect 304 96 400 192)
	(text "led" (rect 5 0 19 12)(font "Arial" ))
	(text "inst" (rect 8 80 25 92)(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 96 32)
		(output)
		(text "q[7..0]" (rect 0 0 31 12)(font "Arial" ))
		(text "q[7..0]" (rect 44 27 75 39)(font "Arial" ))
		(line (pt 96 32)(pt 80 32)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 80 80)(line_width 1))
	)
)
(symbol
	(rect 280 0 424 64)
	(text "lpm_counter0" (rect 33 1 125 17)(font "Arial" (font_size 10)))
	(text "inst1" (rect 8 48 31 60)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clock" (rect 0 0 29 14)(font "Arial" (font_size 8)))
		(text "clock" (rect 26 26 55 40)(font "Arial" (font_size 8)))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 144 40)
		(output)
		(text "q[25..0]" (rect 0 0 42 14)(font "Arial" (font_size 8)))
		(text "q[25..0]" (rect 89 34 131 48)(font "Arial" (font_size 8)))
		(line (pt 144 40)(pt 128 40)(line_width 3))
	)
	(drawing
		(text "up counter" (rect 84 17 135 29)(font "Arial" ))
		(line (pt 16 16)(pt 128 16)(line_width 1))
		(line (pt 128 16)(pt 128 48)(line_width 1))
		(line (pt 128 48)(pt 16 48)(line_width 1))
		(line (pt 16 48)(pt 16 16)(line_width 1))
		(line (pt 16 26)(pt 22 32)(line_width 1))
		(line (pt 22 32)(pt 16 38)(line_width 1))
	)
)
(connector
	(pt 288 144)
	(pt 304 144)
)
(connector
	(pt 400 128)
	(pt 416 128)
	(bus)
)
(connector
	(pt 264 32)
	(pt 280 32)
)
(connector
	(text "q[25..0]" (rect 434 24 471 36)(font "Arial" ))
	(pt 488 40)
	(pt 424 40)
	(bus)
)
(connector
	(text "q[23]" (rect 250 112 274 124)(font "Arial" ))
	(pt 240 128)
	(pt 304 128)
)