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Three Workstations in One
The IBM Personal Computer AT/370 is an extended version of the IBM Personal Computer AT that can operate as:
• Apersonalcomputer• A3278/79display• AsingleVM/CMSmachinerunningCMS
applications.
Thissystemenablesthedataprocessingprofessional,theengineeringscientificprofessional,orthebusinessprofessionaltoexecuteVM/CMSprogramsinthePCandto accessthehost,asneeded.TheCMSuserinterfaceremainsconsistentbetweentheworkstationandthehost.
Uptothreeconcurrentsessionscanbe establishedbytheuser.Forexample,ausercan initiatealocalCMSsession,a3278/79hostinteractive session, and an optional host interactivesessionusingthe3101EmulationProgram.
Features:Designfeaturesinclude:
• Intel80286Microprocessor• Adjustable84-keydetachedkeyboard
featuring10programmablefunctionkeys,a numerickeypad,cursorcontrolkeys,andgreenLEDindicatorlightswhen“NumberLock,”“ScrollLock,”and“CapsLock”arein use
• Onlinestoragecapabilityfrom21.2to41.2million characters
• 640KbofusermemorywheninPCmode,480KbaddressablememoryinVM/PC mode,64Kbreadonlymemory(ROM)
• Abilitytoaddressupto8Mbofvirtualmemory
• Threemicroprocessors—oneforfixed-pointSystem/370instructions,onefor floating-pointarithmeticinstructions,andoneforallotherSystem/370instructions
• 3278/79emulationfeaturethatpermitshostconnection of the IBM PC AT/370 via a coaxialcabletoa3274Controllerwithan“A”port,a4321/4331/4361Processorvia theDisplay/PrinterAdapter,a4361 ProcessorviatheWorkstationAdapter,ora4701FinanceCommunicationControllerviathe Device Cluster Adapter
• Serial/parallelinterface• Clock/calendarwithbatterybackup• Diagnosticcapabilitiesthatautomatically
checkthesystemcomponents—includingpower-on,self-testing,andparitychecking
• Built-insoundsystem
Performance: The IBM Personal Computer AT/370,whenoperatingunderVM/PCasa CMSmachine,executesinstructionsat40%to 60%ofthespeedofa4331ModelGroup1doingcommercialworkandat1.25to2.5timesthespeedofa4331ModelGroup1performingscientificcalculations.TrivialXEDITcommandsareperformedwithlessthanonesecondresponsetime.
Service: The IBM Personal Computer AT/370 comeswithaone-yearwarranty.Post-warrantyserviceisofferedbytheIBMNationalServiceDivision(NSD).Typesofserviceincludeon-site andcarry-inservice.Mail-inserviceisalsoavailableonamaintenanceagreementortime andmaterialsbasis.
Expandability:IntheIBMPCAT/370,twoslotsareavailableforadditionalattachments.
TotheIBMPCAT/370youcanaddone additional20Mbfixeddiskdrive,oroneadditional1.2Mbdiskettedrive,orone360Kbdiskettedrive.
TheSerialAdapterpermitsyourIBMPersonalComputerAT/370tocommunicatewithyourcentralsitehost,externaldatabases,orotherpersonalcomputersusingASCIIprotocol.Theparallelfeatureofthissameadapterallowsconnection to a printer.
The Next Step:SeeyourIBMmarketingrepresentative for more information on the hardwareandsoftwareproductsavailablewiththisversatileworkstation.
YourIBMmarketingrepresentativecanalsoprovideyouwithinformationonavailablesystem software,includingtheIBMPersonalComputerDiskOperatingSystem3.0withDiskBASICand AdvancedBASIC,aswellasVM/PC1.1andotherPersonalComputersoftwarethatwilloperate on the IBM Personal Computer AT/370. YoucanalsoaskaboutthebroadrangeofapplicationpackagesandlanguagesavailabletohelpyougetthemostoutofyourIBMPersonalComputerAT/370investment.Thesepackagesandlanguagesmeetavarietyofdataprocessingprofessional,engineering/scientificprofessional,andbusinessprofessionalneeds.
Hardware Summary
System Unit 5170 Model 599
Size:Width–21.3inches,Depth–17.3inches,Height–6.4inchesWeight:42lb.User Memory:Cycletime–355ns,Accesstime– 150nsMemory:64Kbreadonlymemory(ROM),640KbofaddressablememoryinPCmode,480KbinVM/PCmodeStandard: PC/370 Processor Card, PC/370MemoryCardwith16-bitbus interfaces,3278/79EmulationAdapter,jackforkeyboardattachment,Serial/ParallelAdapter, twoslotsforoptionaladapters,one1.2Mbdiskettedriveandone20Mbfixeddiskwithcombinationfixeddiskanddisketteadapter,clock/calendar,built-insoundsystemEnvironment:Airtemperature–from60°Fto 90°Fsystemon,50°Fto110°Fsystemoff,Humidity–8%to80%,Noiselevels–withoutprinter,42db;Electrical–90-137VAC, 50-60Hz,192wattpowersupplyDiskette drive:Onehigh-capacity,51/4-inchdiskette(1.2Mbcapacity)Fixed disk drive:Four51/4-inchsurfaceswith20Mb(20,480,000characters)capacity.Thefixeddiskrotatesat3573rpm,has615trackspersurfacewitha40msaverageaccesstimeanda5megabit-per-secondtransferrate.
Enhanced Keyboard
Size:Width–18.4inches,Depth–8.3inches,Height–1.5inchesWeight: 6lb.Keys:84full-functionkeysfordataandtextentry,withtactileandaudiofeedback;includesaspecialcalculator-likekeypadfornumericentryandcursorcontrol(forscrollingandediting),10
specialfunctionkeys,greenLEDindicatorlightswhen“NumberLock,”“ScrollLock,”and“CapsLock”areinuse,easyaccessto256characters(ASCIIandspecial),special“printscreen”key Keyboard: Detachedfromsystemunitandconnectedbya10-footcoiledcableforflexibility,hasadjustabletypingangle,andmostkeysautomaticallyrepeatwhenhelddown.
Monochrome Display 5151 Model 1
Size:Width-14.9inches,Depth-13.7inches,Height–11inchesWeight:17.3lb.Display capability:Highresolution,25linesof80characterseach,upperandlowercase,7x9pelstextcharactersizewithina9x14pelsbox,greenphosphorcharactersdisplayedonanantiglare11 1/2inch(diagonallymeasured)screen—plusbrightnessandcontrastcontrolsHighlighting Choices: Underlining,blinking,reverseimage,highintensityplusnondisplayfunctionElectrical: 60Hz,120VAC,40watts(plugsintosystemunit)Attachment:ViaoptionalMonochromeDisplayand Printer Adapter
Color Display 5153 Model 1
Size: Width-14.9inches,Depth-13.7inches,Height–11inchesWeight: 17.3lb.Display Capability: Upto25linesoftextwitheither40or80charactersperline,upperandlowercase,8x8pelscharacterbox,textmode cableofdisplaying256charactersin16foregroundcolorsonanyofeightbackgroundcolors,high-resolutionblackandwhitegraphicsmode(640x200pels),mediumresolutioncolorgraphicsmode(320x200pels),whichallowsuseofoneoftwosetsofcolorsatatime,eachset
includingthreeforegroundcolorsthatmaybeusedagainstafourthbackgroundcolor,13-inch(diagonallymeasured)screen—plusbrightnessand contrast controlsHighlighting Choices: Blinking,reverseimage,andhighintensityElectrical: 60Hz,120VAC,1ampAttachment: ViaoptionalColor/Graphics AdapterLimitation: Thereisonlydefaultcolorsupportin3278/79mode.
Enhanced Color Display 5154 Model 1
Size: Width-15.5inches,Depth-17inches,Height–11.5inchesWeight: 32lb.Display Capability: Upto25linesoftextwitheither40or80charactersperline,upperandlowercase,8x14pelscharacterbox,textcapableofdisplaying256charactersin16colorsinPC
mode,high-resolutioncolorgraphicsinany16colorsatonetimefromapaletteof64colorsin PCmode(640x350pels),13-inchscreen(measureddiagonally)—plusbrightnessandcontrast controlsHighlighting Choices: Blinking,reverseimage,andhighintensityElectrical: 50/60Hz,90-137VACAttachment: ViaoptionalEnhancedGraphicsAdapterfordisplaycapabilitydescribedaboveorviaoptionalColor/GraphicsAdapterfordisplaycapabilitydescribedunder5153ColorDisplayLimitation: Thereisonlydefaultcolorsupportin3278/79mode
Graphics Printer 5152 Model 2
Size: Width–15.7inches,Depth–14.5inches,Height–4.3inchesWeight: 12.5lb.Print Capability: Upto80characterspersecond,fourmodesofallpointsaddressablegraphics,18characterstyles,upto132charactersperline, 9x9dotmatrix
Other IBM PC AT Options
• Oneadditionalhigh-capacityDisketteDrive ordouble-sidedDisketteDrivecanbeinstalledinthesystemunit
• InIBMPCATmodeonly:– BSCAdapter– SDLCAdapter– MathCo-processor(80287)– PCNetworkAdapter– 5175ProfessionalGraphicsDisplayand
ProfessionalGraphicsController– Data Acquisition and Control Adapter– GeneralPurposeInterfaceBusAdapter
Software Summary
• AllIBMPCATSoftwareOfferings• VM/PC,whichincludes:
– CMS– Host file server– DOSfileexport/import– Spooling
• IBMSystem/370programsthatcanbelicensed to the IBM PC AT/370:– OS/VSCOBOLCompilerandLibrary– OS/VSCOBOLLibrary– COBOLInteractiveDebug– VSFORTRANCompilerandLibrary– VSFORTRANLibrary– VSFORTRANInteractiveDebug– Pascal/VS– IBMBASICProcessorandLibrary– PL/IOptimizingCompilerandLibraries– PL/ITransientLibrary– PL/IResidentLibrary– AssemblerH– DocumentCompositionFacility
(SCRIPT/VS)– InteractiveInstructionalAuthoring
System– Interactive Instructional Presentation
System– DisplayManagementSystem/CMS– VMInteractiveProductivityFacility
(FLISTandBROWSEfunctionssupported)
– InteractiveSystemProductivityFacility– InteractiveSystemProductivity
Facility/PDF– CMSSortforVM/CMSandCMSSort
Extensions– HighAccuracyArithmetic(ACRITH)
SubroutineLibrary(Release2)– TheInformationFacility(TIF)
IBM Personal Computer AT/370
Facts Folder®
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