sel.bsf

CPLD VHDL CODE非常好的参考资料

/*
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) 1991-2005 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 16 160 208)
	(text "sel" (rect 5 0 19 12)(font "Arial" ))
	(text "inst" (rect 8 176 25 188)(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 0 64)
		(input)
		(text "qin1[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin1[3..0]" (rect 21 59 67 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 3))
	)
	(port
		(pt 0 80)
		(input)
		(text "qin2[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin2[3..0]" (rect 21 75 67 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 3))
	)
	(port
		(pt 0 96)
		(input)
		(text "qin3[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin3[3..0]" (rect 21 91 67 103)(font "Arial" ))
		(line (pt 0 96)(pt 16 96)(line_width 3))
	)
	(port
		(pt 0 112)
		(input)
		(text "qin4[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin4[3..0]" (rect 21 107 67 119)(font "Arial" ))
		(line (pt 0 112)(pt 16 112)(line_width 3))
	)
	(port
		(pt 0 128)
		(input)
		(text "qin5[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin5[3..0]" (rect 21 123 67 135)(font "Arial" ))
		(line (pt 0 128)(pt 16 128)(line_width 3))
	)
	(port
		(pt 0 144)
		(input)
		(text "qin6[3..0]" (rect 0 0 46 12)(font "Arial" ))
		(text "qin6[3..0]" (rect 21 139 67 151)(font "Arial" ))
		(line (pt 0 144)(pt 16 144)(line_width 3))
	)
	(port
		(pt 144 32)
		(output)
		(text "qout[3..0]" (rect 0 0 47 12)(font "Arial" ))
		(text "qout[3..0]" (rect 76 27 123 39)(font "Arial" ))
		(line (pt 144 32)(pt 128 32)(line_width 3))
	)
	(port
		(pt 144 48)
		(output)
		(text "sel[7..0]" (rect 0 0 40 12)(font "Arial" ))
		(text "sel[7..0]" (rect 83 43 123 55)(font "Arial" ))
		(line (pt 144 48)(pt 128 48)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 128 176)(line_width 1))
	)
)