delay_kbtingle.bsf

数码管显示Vhdl实现

/*
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 16 296 144)
	(text "delay_kbtingle" (rect 5 0 75 12)(font "Arial" ))
	(text "inst" (rect 8 112 25 124)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "row_select[keyboard_size-1..0]" (rect 0 0 152 12)(font "Arial" ))
		(text "row_select[keyboard_size-1..0]" (rect 21 27 173 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 3))
	)
	(port
		(pt 0 48)
		(input)
		(text "row_data[keyboard_size-1..0]" (rect 0 0 143 12)(font "Arial" ))
		(text "row_data[keyboard_size-1..0]" (rect 21 43 164 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 3))
	)
	(port
		(pt 0 64)
		(input)
		(text "clock" (rect 0 0 25 12)(font "Arial" ))
		(text "clock" (rect 21 59 46 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 0 80)
		(input)
		(text "en" (rect 0 0 11 12)(font "Arial" ))
		(text "en" (rect 21 75 32 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 1))
	)
	(port
		(pt 0 96)
		(input)
		(text "reset" (rect 0 0 24 12)(font "Arial" ))
		(text "reset" (rect 21 91 45 103)(font "Arial" ))
		(line (pt 0 96)(pt 16 96)(line_width 1))
	)
	(port
		(pt 280 32)
		(output)
		(text "key_data[7..0]" (rect 0 0 71 12)(font "Arial" ))
		(text "key_data[7..0]" (rect 188 27 259 39)(font "Arial" ))
		(line (pt 280 32)(pt 264 32)(line_width 3))
	)
	(port
		(pt 280 48)
		(output)
		(text "key_down" (rect 0 0 49 12)(font "Arial" ))
		(text "key_down" (rect 210 43 259 55)(font "Arial" ))
		(line (pt 280 48)(pt 264 48)(line_width 1))
	)
	(parameter
		"keyboard_size"
		""
		""
	)
	(drawing
		(rectangle (rect 16 16 264 112)(line_width 1))
	)
	(annotation_block (parameter)(rect 296 -64 396 16))
)