Based on the xf86Summa driver by Steven Lang <tiger@tyger.org>

Modified for the Aiptek HyperPen 6000 / Tevion MD 9310
by Roland Jansen <roland@lut.rwth-aachen.de>

added button and 19200 bps stuff from the DigitalEdge driver on sourceforge
by Christian Herzog <daduke@dataway.ch>

