Date   : Thu, 12 Apr 1990 04:45:59 GMT
From   : fernwood!portal!cup.portal.com!compata@apple.com (David H Close)
Subject: Why Bother With CP/M?

dg@pallio.UUCP (David Goodenough) writes:

" On the other side though, it still chugs along nicely: a 4MHz Z80 can
" do the CRC and data transfer to keep an Xmodem transfer going at up to
" about 22000 BPS, and that's doing the CRC the hard way (i.e. bit banging),
" with a table driven CRC, it'd probably exceed 38400 BPS.

Actually, it will do even better.  I know of a 4MHz Z80 pumping 56Kbps SDLC.

Dave Close, Compata, Arlington, Texas
compata@cup.portal.com OR compata@mcimail.com


End of INFO-CPM Digest V90 Issue #63
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