date_main.bsf

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 16 296 176)
	(text "date_main" (rect 5 0 69 15)(font "Times New Roman" (font_size 10)))
	(text "inst" (rect 8 141 31 156)(font "Times New Roman" (font_size 10)))
	(port
		(pt 0 32)
		(input)
		(text "Date_EN" (rect 0 0 56 15)(font "Times New Roman" (font_size 10)))
		(text "Date_EN" (rect 21 27 77 42)(font "Times New Roman" (font_size 10)))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "date_disp_clk" (rect 0 0 88 15)(font "Times New Roman" (font_size 10)))
		(text "date_disp_clk" (rect 21 43 109 58)(font "Times New Roman" (font_size 10)))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "day_EN" (rect 0 0 50 15)(font "Times New Roman" (font_size 10)))
		(text "day_EN" (rect 21 59 71 74)(font "Times New Roman" (font_size 10)))
		(line (pt 0 64)(pt 16 64)(line_width 1))
	)
	(port
		(pt 0 80)
		(input)
		(text "Date_Set_EN" (rect 0 0 84 15)(font "Times New Roman" (font_size 10)))
		(text "Date_Set_EN" (rect 21 75 105 90)(font "Times New Roman" (font_size 10)))
		(line (pt 0 80)(pt 16 80)(line_width 1))
	)
	(port
		(pt 0 96)
		(input)
		(text "SW1" (rect 0 0 30 15)(font "Times New Roman" (font_size 10)))
		(text "SW1" (rect 21 91 51 106)(font "Times New Roman" (font_size 10)))
		(line (pt 0 96)(pt 16 96)(line_width 1))
	)
	(port
		(pt 0 112)
		(input)
		(text "SW2" (rect 0 0 30 15)(font "Times New Roman" (font_size 10)))
		(text "SW2" (rect 21 107 51 122)(font "Times New Roman" (font_size 10)))
		(line (pt 0 112)(pt 16 112)(line_width 1))
	)
	(port
		(pt 280 32)
		(output)
		(text "month1[3..0]" (rect 0 0 77 15)(font "Times New Roman" (font_size 10)))
		(text "month1[3..0]" (rect 182 27 259 42)(font "Times New Roman" (font_size 10)))
		(line (pt 280 32)(pt 264 32)(line_width 3))
	)
	(port
		(pt 280 48)
		(output)
		(text "month0[3..0]" (rect 0 0 77 15)(font "Times New Roman" (font_size 10)))
		(text "month0[3..0]" (rect 182 43 259 58)(font "Times New Roman" (font_size 10)))
		(line (pt 280 48)(pt 264 48)(line_width 3))
	)
	(port
		(pt 280 64)
		(output)
		(text "day1[3..0]" (rect 0 0 61 15)(font "Times New Roman" (font_size 10)))
		(text "day1[3..0]" (rect 198 59 259 74)(font "Times New Roman" (font_size 10)))
		(line (pt 280 64)(pt 264 64)(line_width 3))
	)
	(port
		(pt 280 80)
		(output)
		(text "day0[3..0]" (rect 0 0 61 15)(font "Times New Roman" (font_size 10)))
		(text "day0[3..0]" (rect 198 75 259 90)(font "Times New Roman" (font_size 10)))
		(line (pt 280 80)(pt 264 80)(line_width 3))
	)
	(port
		(pt 280 96)
		(output)
		(text "Disp_select_date[5..0]" (rect 0 0 140 15)(font "Times New Roman" (font_size 10)))
		(text "Disp_select_date[5..0]" (rect 119 91 259 106)(font "Times New Roman" (font_size 10)))
		(line (pt 280 96)(pt 264 96)(line_width 3))
	)
	(drawing
		(rectangle (rect 16 16 264 144)(line_width 1))
	)
)