Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 5/3/83; site utcsrgv.UUCP Path: utzoo!utcsrgv!peterr From: peterr@utcsrgv.UUCP (Peter Rowley) Newsgroups: net.micro.pc Subject: Ans. to RS232 bug is bug in tech. ref. man. Message-ID: <1589@utcsrgv.UUCP> Date: Wed, 22-Jun-83 13:55:36 EDT Article-I.D.: utcsrgv.1589 Posted: Wed Jun 22 13:55:36 1983 Date-Received: Wed, 22-Jun-83 19:04:05 EDT Organization: CSRG, University of Toronto Lines: 9 I implemented an interrupt-driven rs232 driver for the PC async. card some months ago, and while I don't remember details of the problems I had, I made notes in my tech. ref. manual to the affect that the magic bit in the modem control register should be SET, not cleared, to enable interrupts. This is contrary to what is given on pg 2-126 of the manual, but the schematic on pg D-48 shows that this is likely. peter rowley, U. Toronto CSRG, utcsrgv!peterr@UW-BEAVER (ARPANet) or {cornell,watmath,ihnp4,floyd,allegra,utzoo,uw-beaver}!utcsrgv!peterr or {cwruecmp,duke,linus,lsuc,research}!utzoo!utcsrgv!peterr (UUCP)