You need to learn how to edit your posts, so you don't keep making new threads. You can also simply reply to your own posts. If you keep making new threads, the answers will get lost.
"AI_setup and DAQ_op functions"
Can you use NI-DAQmx? It's easier, and more future-proof. See my answer to one of your other threads.
John Weeks
WaveMetrics, Inc.
Phone (503) 620-3001
Fax (503) 620-6754
www.wavemetrics.com