Solved

How to read an I/O port?

Posted on 1998-12-13
2
189 Views
Last Modified: 2010-05-03
How can I read or write to an I/O port in VB?
0
Comment
Question by:pablo_k
2 Comments
 

Author Comment

by:pablo_k
ID: 1449777
Edited text of question
0
 

Accepted Solution

by:
RUSH earned 30 total points
ID: 1449778
You will need to use a custom control as VB does not normally allow hardware i/o.
For 32 bit i/o try win95io.dll(I believe this is free)
For 16 bit i/o try vbasm.dll (also free)
at  
http://www.softcircuits.com.

0

Featured Post

Is Your Active Directory as Secure as You Think?

More than 75% of all records are compromised because of the loss or theft of a privileged credential. Experts have been exploring Active Directory infrastructure to identify key threats and establish best practices for keeping data safe. Attend this month’s webinar to learn more.

Question has a verified solution.

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

The debugging module of the VB 6 IDE can be accessed by way of the Debug menu item. That menu item can normally be found in the IDE's main menu line as shown in this picture.   There is also a companion Debug Toolbar that looks like the followin…
When trying to find the cause of a problem in VBA or VB6 it's often valuable to know what procedures were executed prior to the error. You can use the Call Stack for that but it is often inadequate because it may show procedures you aren't intereste…
Get people started with the process of using Access VBA to control Outlook using automation, Microsoft Access can control other applications. An example is the ability to programmatically talk to Microsoft Outlook. Using automation, an Access applic…
This lesson covers basic error handling code in Microsoft Excel using VBA. This is the first lesson in a 3-part series that uses code to loop through an Excel spreadsheet in VBA and then fix errors, taking advantage of error handling code. This l…

863 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

Need Help in Real-Time?

Connect with top rated Experts

26 Experts available now in Live!

Get 1:1 Help Now