smdisplay.bsf

是一些很好的FPGA设计实例

/*
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.
*/
(header "symbol" (version "1.1"))
(symbol
	(rect 16 16 144 240)
	(text "smdisplay" (rect 5 0 61 14)(font "Arial" (font_size 8)))
	(text "inst" (rect 8 208 25 220)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "D[31..0]" (rect 0 0 43 14)(font "Arial" (font_size 8)))
		(text "D[31..0]" (rect 21 27 64 41)(font "Arial" (font_size 8)))
		(line (pt 0 32)(pt 16 32)(line_width 3))
	)
	(port
		(pt 0 48)
		(input)
		(text "A" (rect 0 0 9 14)(font "Arial" (font_size 8)))
		(text "A" (rect 21 43 30 57)(font "Arial" (font_size 8)))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "B" (rect 0 0 8 14)(font "Arial" (font_size 8)))
		(text "B" (rect 21 59 29 73)(font "Arial" (font_size 8)))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 0 80)
		(input)
		(text "C" (rect 0 0 8 14)(font "Arial" (font_size 8)))
		(text "C" (rect 21 75 29 89)(font "Arial" (font_size 8)))
		(line (pt 0 80)(pt 16 80)(line_width 1))
	)
	(port
		(pt 0 96)
		(input)
		(text "clk" (rect 0 0 15 14)(font "Arial" (font_size 8)))
		(text "clk" (rect 21 91 36 105)(font "Arial" (font_size 8)))
		(line (pt 0 96)(pt 16 96)(line_width 1))
	)
	(port
		(pt 128 32)
		(output)
		(text "SEL0" (rect 0 0 29 14)(font "Arial" (font_size 8)))
		(text "SEL0" (rect 78 27 107 41)(font "Arial" (font_size 8)))
		(line (pt 128 32)(pt 112 32)(line_width 1))
	)
	(port
		(pt 128 48)
		(output)
		(text "SEL1" (rect 0 0 29 14)(font "Arial" (font_size 8)))
		(text "SEL1" (rect 78 43 107 57)(font "Arial" (font_size 8)))
		(line (pt 128 48)(pt 112 48)(line_width 1))
	)
	(port
		(pt 128 64)
		(output)
		(text "SEL2" (rect 0 0 29 14)(font "Arial" (font_size 8)))
		(text "SEL2" (rect 78 59 107 73)(font "Arial" (font_size 8)))
		(line (pt 128 64)(pt 112 64)(line_width 1))
	)
	(port
		(pt 128 80)
		(output)
		(text "OA" (rect 0 0 18 14)(font "Arial" (font_size 8)))
		(text "OA" (rect 89 75 107 89)(font "Arial" (font_size 8)))
		(line (pt 128 80)(pt 112 80)(line_width 1))
	)
	(port
		(pt 128 96)
		(output)
		(text "OB" (rect 0 0 17 14)(font "Arial" (font_size 8)))
		(text "OB" (rect 90 91 107 105)(font "Arial" (font_size 8)))
		(line (pt 128 96)(pt 112 96)(line_width 1))
	)
	(port
		(pt 128 112)
		(output)
		(text "OC" (rect 0 0 17 14)(font "Arial" (font_size 8)))
		(text "OC" (rect 90 107 107 121)(font "Arial" (font_size 8)))
		(line (pt 128 112)(pt 112 112)(line_width 1))
	)
	(port
		(pt 128 128)
		(output)
		(text "OD" (rect 0 0 17 14)(font "Arial" (font_size 8)))
		(text "OD" (rect 90 123 107 137)(font "Arial" (font_size 8)))
		(line (pt 128 128)(pt 112 128)(line_width 1))
	)
	(port
		(pt 128 144)
		(output)
		(text "OE" (rect 0 0 16 14)(font "Arial" (font_size 8)))
		(text "OE" (rect 91 139 107 153)(font "Arial" (font_size 8)))
		(line (pt 128 144)(pt 112 144)(line_width 1))
	)
	(port
		(pt 128 160)
		(output)
		(text "OF" (rect 0 0 16 14)(font "Arial" (font_size 8)))
		(text "OF" (rect 91 155 107 169)(font "Arial" (font_size 8)))
		(line (pt 128 160)(pt 112 160)(line_width 1))
	)
	(port
		(pt 128 176)
		(output)
		(text "OG" (rect 0 0 18 14)(font "Arial" (font_size 8)))
		(text "OG" (rect 89 171 107 185)(font "Arial" (font_size 8)))
		(line (pt 128 176)(pt 112 176)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 112 208)(line_width 1))
	)
)