06-07-2007 12:22 PM
06-07-2007 12:47 PM
Look at the VISA routines. It has supportfor the parallel port. Otherwise you will have to communicate with it at the register level using peek / poke memory.
Search examples for, "Parallel". This is one that is included: C:\Program Files\National Instruments\LabVIEW 8.2\examples\portaccess\parallel port examples.llb\Parallel Port Read and Write Loop.vi