to_ad.bdf

本源码介绍了ADS7844 AD转换芯片的VHDL控制器。

/*
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) 1991-2006 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.
*/
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	(rect 64 64 232 80)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
	(text "clk1" (rect 5 0 25 12)(font "Arial" ))
	(pt 168 8)
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	(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
)
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	(rect 56 128 232 144)
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(pin
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	(rect 56 320 224 336)
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)
(pin
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	(rect 64 96 232 112)
	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
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(pin
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		(line (pt 104 56)(pt 120 56)(line_width 1))
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	(drawing
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		(line (pt 16 16)(pt 104 16)(line_width 1))
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		(circle (rect 104 68 112 76)(line_width 1))
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(connector
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	(pt 304 176)
	(pt 184 176)
	(bus)
)
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	(text "di" (rect 434 176 442 188)(font "Arial" ))
	(pt 424 192)
	(pt 464 192)
)
(connector
	(text "stld" (rect 282 176 299 188)(font "Arial" ))
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)
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	(text "ser" (rect 282 144 297 156)(font "Arial" ))
	(pt 88 160)
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)
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)
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	(pt 176 224)
	(pt 128 224)
)
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	(pt 304 208)
	(pt 272 208)
)