Solution
Your embedded controller's operating system will determine what connections will work for expansion chassis.
Pharlap/VxWorksOnly
USB expansion chassis will work for Pharlap or VxWorks targets.
NI Linux Real-TimeNI Linux RT targets (e. g. cDAQ-913x with Linux OS) can utilize either USB expansion chassis or the 9185/9 Ethernet expansion chassis after
NI-DAQmx version 17.6 or later is installed on both chassis.
Windows Embedded Standard 7Windows Embedded Standard 7 targets can accept CompactDAQ Controller (USB, Ethernet, Wireless).
Note: NI no longer offers CompactDAQ Controllers.