If you are using Visual Basic 6 then you’ll find example program in the folder:
d:\K8055_VM110 USB board\Demo PC soft source\VB
If you are using Visual Basic 2008 Express then you can use the project in the folder:
d:\K8055_VM110 USB board\Demo PC soft VB_NET
VB 2008 makes the needed conversion automatically.
You may also download a ready VB 2008 project. You’ll find more info from this thread: