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Digital-Research-Source-Code/MPM OPERATING SYSTEMS/MPM I/MPM I SOURCE/14/coverltr.tex
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Digital Research
2020-11-06 18:50:37 +01:00

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Dear MP/M user:
Digitaì  Researcè  haó  developeä thå MP/Í  operatinç  systeí <20>
responså tï numerouó customeò requests®  Thå desigî oæ MP/Í ió á <20>
reflectioî  ouò  goaì tï providå yoõ witè á statå oæ  thå  arô <20>
operatinç systeí whicè ió easilù configureä foò á widå varietù <20>
computeò hardware.
Thió shipmenô containó thå second releaså oæ ouò MP/Í system®  We <20>
havå  beeî  pleaseä witè thå responså wå havå haä   thå  firsô <20>
releaså  oæ MP/Í anä havå madå somå significanô improvementó  anä <20>
correcteä thå knowî bugs®  Wå arå concerneä thaô wå receivå youò <20>
feedbacë regardinç itó design¬ possiblå extensions¬ anä erroró iî <20>
implementatioî sï thaô wå caî attaiî thå samå leveì oæ confidencå <20>
thaô thå computeò industrù haó iî ouò CP/Í operatinç system.
Thå  standarä MP/Í releaså ió configureä foò thå  Inteì  MDS-800® <20>
Thió  configuratioî  provideó  á  gooä  vehiclå  foò  preliminarù <20>
evaluatioî oæ MP/Í aó welì aó tï servå aó á simplå examplå oæ thå <20>
requireä hardwarå dependenô software®  Iî á practicaì sense¬ thå <20>
MDS-80°  itselæ  ió noô welì suiteä foò MP/Í applicationó  foò  á <20>
numbeò oæ reasons®  Thå MDS-80° ió relativelù slo÷ (² Mhz)»  thå <20>
seconä  seriaì porô ió 11° bauä currenô loop»  anä thå timå  baså <20>
produceó  interruptó aô á ratå oæ 1.02´ Khú whicè requireó á gooä <20>
deaì oæ overheaä becauså interruptó musô bå divideä dowî foò  uså <20>
aó á timå oæ daù clock.
  thå  basió oæ ouò experiencå anä thå experiencå   numerouó <20>
MP/Í 1.° users¬ wå estimatå thaô iô requireó abouô ± tï ² dayó tï <20>
implemenô á simplå polleä MP/Í oî á computeò whicè haó á  runninç <20>
versioî oæ CP/Í releaså 2®  Tï implemenô á highlù optimizeä MP/Í <20>
systeí  witè fulì interruptó anä banë switcheä memorù caî requirå <20>
±  tï  ²  weeks®    course¬   thå  timå   perforí  sucè  á <20>
reconfiguratioî  wilì varù widelù dependinç oî thå experiencå <20>
thå  programmeò anä thå complexitù oæ thå hardwarå oî thå  targeô <20>
computer®  Feeì  freå tï contacô thå Digitaì Researcè  technicaì <20>
supporô staff¬  (408© 375-6262¬ iæ yoõ experiencå difficultieó iî <20>
reconfigurinç MP/M.
  shippeä  MP/Í ió configureä foò twï  terminals¬  alì   thå <20>
optionaì  residenô systeí processes¬  anä threå memorù  segments® <20>
Thió configuratioî ió easilù changeä witè thå GENSYÓ program.
Thå  MP/Í diskettå ió singlå densitù anä haó thå MP/Í  boot® <20>
yoõ havå á doublå densitù MDS-80° iô ió á relativelù easù tasë tï <20>
changå  froí  thå fouò drivå singlå densitù XIOÓ tï á fouò  drivå <20>
mixeä  single/doublå densitù XIOS®  Thå XIOS.ASÍ  filå  containó <20>
equateó whicè arå useä tï specifù thå drivå densitù anä assembleò <20>
beinç used.
  sendinç iî youò registratioî carä yoõ caî insurå thaô wå wilì <20>
maiì  yoõ  MP/Í  applicatioî noteó anä  anù  patcheó   correcô <20>
implementatioî  errors®
Digital Research
Technical Support Staff