Quote Originally Posted by cncmachineguy View Post
Before all the suggestions about using DT_INT, I have tried them, they work great, but not for my current app.
DT_INTS is ASM interrupts. If you can't get them to work in your app, writing your own probably won't help.

Were you using PBP type handlers?
You can use ASM type handlers without having to write the low level stuff yourself.

Why do you think they won't work in your app?