Hi
Continuous analog input can be acquired using ANALOG I/O function in the LabVIEW FPGA Module. This function initiates the convertion and returns the binary represenatation of the voltage as 16-bit integer which can be converted back to get the voltage.
For more information, visit http://sine.ni.com/apps/we/nioc.vp?cid=11784〈=US
Regards
Subramania Bharathi.R