Subject:   -47- How fast is the Indigo parallel port?
Date: 26 May 1993 00:00:01 CST

  Default rate is about 200 Kbytes/sec.  This can be bumped up to at
  least 400, and perhaps higher by changing the strobe length, assuming
  the other side can handshake fast enough.  See the plp(7) manpage.