How to read the port

I want to read the serial port and parally port ,and know
whether they work well.If not,I want to know the error message.Give me some advice or hint.
More thanx.
wangyi99Asked:
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jkrConnect With a Mentor Commented:
Well, the most comprehensive explanation can be found at 'http://www.microsoft.com/win32dev/base/serial.htm' - the name of the article is 'Serial Communications in Win32'
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wangyi99Author Commented:
Edited text of question
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jkrCommented:
Feel free to ask if you have additional questions...
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wangyi99Author Commented:
So thanx for your answer.If you tell me how to read parallel port
,I will thanx more and give you point.
More,you can tell something about source code of examples.
So thanx!!

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MatthewLCommented:
Hi wangyi99;

Try the following link.  It has some info on the IBM PC parallel port.

http://www.doc.ic.ac.uk/~ih/doc/par/doc/data.html

Matt
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jkrCommented:
wangyi99,
sorry for the delay ;-)
What problem are you encountering? There are several examples in the article, don't they work for you?

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