Use of USB to Serial and USB to Parallel BUS CONVERTERS available from ElectronicBRICKS at http://electronicbricks.blogspot.com/search/label/usb-Brick.
With this Pythonmodule (based on C++ code) it is possible to create a Brain Comp. Interface (BCI) and herewith to get EEG data online and evaluate the data while receiving it. - Up to now, this tool relies on the Brain Vision Rec. as EEG software -