How to read the port

Posted on 1998-12-30
Last Modified: 2010-04-02
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.
Question by:wangyi99
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 3
  • 2

Author Comment

ID: 1181315
Edited text of question
LVL 86

Accepted Solution

jkr earned 100 total points
ID: 1181316
Well, the most comprehensive explanation can be found at '' - the name of the article is 'Serial Communications in Win32'
LVL 86

Expert Comment

ID: 1181317
Feel free to ask if you have additional questions...
[Live Webinar] The Cloud Skills Gap

As Cloud technologies come of age, business leaders grapple with the impact it has on their team's skills and the gap associated with the use of a cloud platform.

Join experts from 451 Research and Concerto Cloud Services on July 27th where we will examine fact and fiction.


Author Comment

ID: 1181318
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!!


Expert Comment

ID: 1181319
Hi wangyi99;

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

LVL 86

Expert Comment

ID: 1181320
sorry for the delay ;-)
What problem are you encountering? There are several examples in the article, don't they work for you?


Featured Post

Free Tool: Port Scanner

Check which ports are open to the outside world. Helps make sure that your firewall rules are working as intended.

One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Errors will happen. It is a fact of life for the programmer. How and when errors are detected have a great impact on quality and cost of a product. It is better to detect errors at compile time, when possible and practical. Errors that make their wa…
Unlike C#, C++ doesn't have native support for sealing classes (so they cannot be sub-classed). At the cost of a virtual base class pointer it is possible to implement a pseudo sealing mechanism The trick is to virtually inherit from a base class…
The viewer will learn how to user default arguments when defining functions. This method of defining functions will be contrasted with the non-default-argument of defining functions.
The viewer will learn additional member functions of the vector class. Specifically, the capacity and swap member functions will be introduced.

623 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question