block1.bdf

speaker code,for thinx cpld

/*
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 "graphic" (version "1.3"))
(pin
	(input)
	(rect 48 152 216 168)
	(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)))
	(annotation_block (location)(rect 144 256 232 288))
)
(pin
	(output)
	(rect 688 144 864 160)
	(text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
	(text "speak" (rect 90 0 119 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))
	)
	(annotation_block (location)(rect 832 40 920 72))
)
(symbol
	(rect 512 120 648 216)
	(text "song" (rect 5 0 28 12)(font "Arial" ))
	(text "inst" (rect 8 80 25 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clk_6MHz" (rect 0 0 47 12)(font "Arial" ))
		(text "clk_6MHz" (rect 21 27 68 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "clk_4Hz" (rect 0 0 38 12)(font "Arial" ))
		(text "clk_4Hz" (rect 21 43 59 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 136 32)
		(output)
		(text "speaker" (rect 0 0 38 12)(font "Arial" ))
		(text "speaker" (rect 77 27 115 39)(font "Arial" ))
		(line (pt 136 32)(pt 120 32)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 120 80)(line_width 1))
	)
)
(symbol
	(rect 312 184 440 280)
	(text "clockdiv4" (rect 5 0 52 12)(font "Arial" ))
	(text "inst1" (rect 8 80 31 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clockin" (rect 0 0 34 12)(font "Arial" ))
		(text "clockin" (rect 21 27 55 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 128 32)
		(output)
		(text "clockout" (rect 0 0 41 12)(font "Arial" ))
		(text "clockout" (rect 66 27 107 39)(font "Arial" ))
		(line (pt 128 32)(pt 112 32)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 112 80)(line_width 1))
	)
)
(symbol
	(rect 312 56 440 152)
	(text "clockdiv6" (rect 5 0 52 12)(font "Arial" ))
	(text "inst2" (rect 8 80 31 92)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clockin" (rect 0 0 34 12)(font "Arial" ))
		(text "clockin" (rect 21 27 55 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 128 32)
		(output)
		(text "clockout" (rect 0 0 41 12)(font "Arial" ))
		(text "clockout" (rect 66 27 107 39)(font "Arial" ))
		(line (pt 128 32)(pt 112 32)(line_width 1))
	)
	(drawing
		(rectangle (rect 16 16 112 80)(line_width 1))
	)
)
(connector
	(pt 440 88)
	(pt 488 88)
)
(connector
	(pt 488 88)
	(pt 488 152)
)
(connector
	(pt 488 152)
	(pt 512 152)
)
(connector
	(pt 440 216)
	(pt 472 216)
)
(connector
	(pt 472 216)
	(pt 472 168)
)
(connector
	(pt 472 168)
	(pt 512 168)
)
(connector
	(pt 216 160)
	(pt 256 160)
)
(connector
	(pt 256 88)
	(pt 312 88)
)
(connector
	(pt 256 216)
	(pt 312 216)
)
(connector
	(pt 648 152)
	(pt 688 152)
)
(connector
	(pt 256 88)
	(pt 256 160)
)
(connector
	(pt 256 160)
	(pt 256 216)
)
(junction (pt 256 160))