Here is an interesting topic about adding C-series discovering capabilities to RMC custom boards for SbRIO : http://forums.ni.com/t5/cRIO-Module-Developers-Kit/Can-C-series-module-MDK-can-be-applied-to-SbRIO-mezzanine-card/td-p/1921829
Do not hesitate to post comments on the NI thread or through this forum.