block1.bdf

一个PWM参数器

/*
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.
*/
(header "graphic" (version "1.3"))
(pin
	(input)
	(rect 160 144 328 160)
	(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)))
)
(pin
	(input)
	(rect 152 176 320 192)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "wrData[15..0]" (rect 5 0 71 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)))
)
(pin
	(input)
	(rect 152 192 320 208)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "wr_period[15..0]" (rect 5 0 82 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)))
)
(pin
	(output)
	(rect 608 160 784 176)
	(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
	(text "pwm_signal" (rect 90 0 146 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))
	)
)
(symbol
	(rect 392 120 568 248)
	(text "new_pwm" (rect 5 0 52 12)(font "Arial" ))
	(text "inst1" (rect 8 112 31 124)(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 "wr_en" (rect 0 0 28 12)(font "Arial" ))
		(text "wr_en" (rect 21 43 49 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "wrData[15..0]" (rect 0 0 66 12)(font "Arial" ))
		(text "wrData[15..0]" (rect 21 59 87 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 3))
	)
	(port
		(pt 0 80)
		(input)
		(text "wr_period[15..0]" (rect 0 0 77 12)(font "Arial" ))
		(text "wr_period[15..0]" (rect 21 75 98 87)(font "Arial" ))
		(line (pt 0 80)(pt 16 80)(line_width 3))
	)
	(port
		(pt 176 32)
		(output)
		(text "y_en" (rect 0 0 24 12)(font "Arial" ))
		(text "y_en" (rect 131 27 155 39)(font "Arial" ))
		(line (pt 176 32)(pt 160 32)(line_width 1))
	)
	(port
		(pt 176 48)
		(output)
		(text "PwmOut" (rect 0 0 41 12)(font "Arial" ))
		(text "PwmOut" (rect 114 43 155 55)(font "Arial" ))
		(line (pt 176 48)(pt 160 48)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 160 112)(line_width 1))
	)
)
(connector
	(pt 568 168)
	(pt 608 168)
)
(connector
	(pt 584 152)
	(pt 584 112)
)
(connector
	(pt 376 112)
	(pt 584 112)
)
(connector
	(pt 376 168)
	(pt 376 112)
)
(connector
	(pt 376 168)
	(pt 392 168)
)
(connector
	(pt 568 152)
	(pt 584 152)
)
(connector
	(text "clk" (rect 360 136 374 148)(font "Arial" ))
	(pt 328 152)
	(pt 392 152)
)
(connector
	(pt 320 184)
	(pt 392 184)
	(bus)
)
(connector
	(pt 320 200)
	(pt 392 200)
	(bus)
)