Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!unix.cis.pitt.edu!dsinc!netnews.upenn.edu!msuinfo!frith.egr.msu.edu!leeda From: leeda@frith.egr.msu.edu (Dae Hee Lee) Newsgroups: comp.os.msdos.programmer Subject: Looking for 21h and 64h port bit format. Message-ID: <1991Mar25.055908.2257@msuinfo.cl.msu.edu> Date: 25 Mar 91 05:59:08 GMT Sender: news@msuinfo.cl.msu.edu Organization: Michigan State University, College of Engineering Lines: 6 Could you help me looking for 21h and 64h port bit format for ibm pc? Where can I find the documentation on this? Thank you for your help! Daehee Lee