Path: utzoo!news-server.csri.toronto.edu!rutgers!bellcore!uunet!math.fu-berlin.de!fub!tmpmbx!netmbx!hase From: hase@netmbx.UUCP (Hartmut Semken) Newsgroups: comp.sys.atari.st Subject: Re: above 19200 baud Message-ID: <2062@netmbx.UUCP> Date: 8 Mar 91 17:26:28 GMT References: <1991Feb11.151854.4860@bronze.ucs.indiana.ed <2030@netmbx.UUCP> <1991Mar3.124413.7302@m Distribution: usa Organization: netmbx, Berlin, West Germany Lines: 24 hyc@math.lsa.umich.edu (Howard Chu) writes: >Actually the predivide is by 1 or by 16, with div 16 for async and div 1 for >synchronous modes. However, even tho div 1 is meant for synchronous comm., >the MFP will operate asynchronously with this setting. Unfortunately, the >crystal frequency is so bizarre that 38400 is the highest "standard" bit >rate you can coax out of it. (2.4576MHz.) You can set the counter for 76800, >but I've not tried it, I'm sure it would fail miserably. I got a lot of noise >running at 38400 between my ST and a NeXT box. Of course, I haven't tried >between two STs yet. I tried it once between my St and my 386 box with Telix. Tried again between my ST and my SE/30 at 38400 Baud. Did not work. Too much noise. The hardware mod should work fine, cause the clock divided by 16 is more stable... # Out of time hase -- Hartmut Semken, Lupsteiner Weg 67, 1000 Berlin 37 hase@netmbx.UUCP Hi! (Zaphod Beeblebrox)