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Becauseofthe direct relationoftheASCli equivalents, the following controlfunctions are directly accessible:Now that we've seenhowtheroutines prov
Likewise, again becauseofthedlreclASCII usage by the monitor, thecarriage return (CRj, plus sign, minussign, forward arrow andreverseatrowfunctionsoft
PROGRESSIVE SOFTWAREPresentsSoftwareandHardwareforyourAPPLEBLOCKADEletstwoplayerscompetebybuildingwallstoobstructeach other. Anexcitinggamewrittenin I
A HIRES Graph·PlottingSubroutinein Integer BASICfortheAPPLE IIA BASIC subroutine Is presented which permits HIRESgraphplotting.ItIncludes X and Y axes
LIST9000REMif9001REM•HIRESGRAPH-PLOTTING9002REM•SUBROUTINE9003REM•9004REM•BYR.S.K.FAM9005REM•26/41799006REM•9007REM•DATAISSTOREDINGPH(X)9008REM•CONSIS
MICRO -80Not10worry!ThetitleolthiseditorialdoesnotmeanthaIMICRO is going to start covering TRS-80, 8080, or anyother processor. MICRO is"The6502J
SkylesElectricWorksThe BASIC Programmer's ToolkitFor PET Owners WhoWantMoreFunAndFewer ErrorswithTheirProgrammingHereare Ten Comandsyou'llne
Multiplexing PET's User PortWhatdoyoudowhen you need to Input or Output morebitsofdata than yourmicrocan handle? Youmultiplex!This isnotverydiffi
Expl.n.lion01Progr.mLine10Setsup04OSandD6asoutputsLine 20 User Port addressLine 50 SendssignaltodataselectorsUne60 Readslowerlourbits&masksoutothe
The Binary SortHere Is a concise descriptionofthe Binary Sort concept,and a detailed implementation in BASICthatshould beeasytoadapttoany microorappli
Look To MTUFor 6502System Expansion
PT(for "pointer" and IV (for "interval'').IVwill getcuiinhalleach time through, un·Witgetsdown101.IVwill be addedtoPTilwe hav
Announcing...OPTIMIZED SYSTEMS SOFTWAREUPGRADE YOUR APPLEIIe WITH A NEW SYSTEMS SOFTWARE PACKAGE• UnifiedOperating System•DiskAle Manager• Commercial
COM(PQfQimicrosystemsDAlmP.O.BOIl:.li87224 S.E. 16thStreetAmes,Iowa 50010DAIMisa complete disk operating systemforthe ROCKWELL INTERNATIONALAIM65. The
A Complete Morse Code Send/ReceivePackageforthe AIM65Here is a valuable programforany AIM user. Whileitwillbeofmostinteresttoa HAM radiobull.the techn
thedisplaywhen they are sent. Youcantype ahead01the Morsecodeb&ingsent bylitlinga 256characterbuf·fer. (No warning is given for alullbul-fer becau
TABLEI.RoutineLocationTable.lit. BACKGROUNDonaninterruptbasis.S0583 - S058E -Initializethekeyboardbufferoomorylocations.S0565 - S0582 -Setupinterruptv
thenUlllberneededtolCBdthetimer.TABLEI.RoutineLocatiQllTable,continued.Sa;'AB _ S07B5 _Subroutine'l'MELOUl.UsedtolCBdthetimerCortherece
MorseCode Listings, cont'd.0583#04064906320003:, y0648#~3D065.06560.t120657082009A7**80EF78A44C;::133A4:8,j.;0662<:K>*=fi628/50062BC9CMP062
Morse Code Listings, cont'd.(K>:t:=0682(K}:+:=06E1(K>*=073C/50/50/500682 90BCC~)67706ElA8TA,'073C58CLl06846~)RTS06£268PLA073D4C.JMP085
Morse Code Listings, cont'd.0S84R00C'0BC'7~)7R81F!0:3E71818#01#20OS02OgAE.jCo.J..'_'(':::8407AB1P(I:3C4INCINClEiLC<Ai
Ifyou are asubscriber,allachlabelorwritesubscriptionnumberhere:Name: ...•Address:$ .,.$ .$ .,..Zip:$9.00$13.00$.$9,00$13.00$.$
081softwar~cursor2 (back space &cl98f screen fromkeyboard)for allcamp.wHhDlClWJMonbreakS5.95;Chess (full graphics)$19.95.Word pro-cess (cassette)
16KMEMORY1<-1016• ADDRESSED AS CONTIGUOUS 16KSTARTING ATANYBK BOUNDARY•LOWPOWER - 1.6 WATTSTOTAL• K-1016A -$3406MONTHWARRANTYSYSTEMEXPANSION1(·\012
SkylesElectricWorks"'"'1PET 2001-8 PET owners:DoYouWantYour PETToBea Word Processor, Too?Well,it can be...withSkylesElectricWorks&
MICRO Club ForumMICROisinterestedinhaving a mon-thly feature on 6502·relaled clubs. Wewouldliketopublishthenames. loca-tionsandactivitiesofgroupsthatc
Apple User GroupMeets the second Tuesdayofeachmonthat:High Technology of Tulsa ComputerStore26010S.Memorial Drive, TulsaForinformationonbothofthe abov
The Great Superboard Speed-Up andOtherRAMblingsIdonotknowifBullerinistwiceasfastas Aspirin,buthereisall you needtomake your 051 Model 600 boardruntwic
G••0.5.I.IhodrlG00CPUGG•11511G•REvision".G~-.GJlpoO=D=D=O•IGG,.•N,0•GCut -- ---•~BottomVi"U3Q!G7~LS163G,----SolJrr".0·000GJ.,"&apo
SUPER-TEXTTMSTANDARDFEATURES•singlekeycursorcontrol•automaticword overflow•character,wordandlineinsertion•forwardandbackwardscrolling•automaticonscree
nibble©19lIOb)'mi::n>-SOft...lI.Jbl;v,if'I/landR<>tard>Co..U"",Ih.M"",.Olnl...11righl;,,,saved.•...wl&
KIM·1 Tape Recorder ControllerSome techniques for using a6502micro for controllingswitches are presented. The particular application is fora KIMtocont
Soltwlfe/HardwareCatalogueEntryDo you have asoftwareOfhardwarepackageyou wantpublicized?OurSoftwareandHardwareCataloguesolleragoodopportunitytoreceive
FIGUREREEL-TO-REELINTERFACETheultimatewaytocircumventthisproblem wouldbetoactuallycoupleIhecomputertothe tape deckthroughanop-tical ormagneticplck·upo
+5"0,TANO-REWINO1"""'\14BERG2~--·...·13"0GNO.RR",--"" ISTOP4...~:,...1IPLAYPA25---;··\"'10TA
SUMMARYInrecentyears.commercialmanufacturershave beenincorporatingasimilarprogram.locating featureintocassettedecks. The most notable Is theSharp RT-3
+5"0'TANO-REWINO1\..., 14BERGR2~---13PMGND.,3"'\,•.12" ISTOP4~~:rllPLAYPAZ5-··;,0L10TAND-'"6-"-,..--9BE"G
AddressInst:-uetlOllLabelOpCoc!eOpel"L'ldAddressInstructionLabelOpCOO.Opera.!ld0210fSsrn02'"A9SFLOOP2"'.I$~F021118cu:023
MEMORYAll.OCATIONAddressInstruetlonLabelOPCode OperandOJ'"68PIAAddressLobo'O)~D"'"O)~EA~)11.0.ooJ'00»Seleetlona1·15
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AsktheDoctorHintsforconverting theSYMTiny PILOT to work on KIM;a Slow Displayforthe AIM; and, a comparison chartofthe AIM, SYM, and KIM expansion pino
ExpansionConnectorApplicationConnectorComputerBoardsComputerBoardsPINAIMSYMKIMMICROPINAIMSYMKIMMICRO6565,SYNCSYNC SYNCGNO,GND GNDGNDNC2ROYROY ROYSYNC2
Slow Down the AIMDispl.yThis program uses AIM subroutines10slow down Ihe display and allows theuser10scan Ihru a disassembly, check,ingenlries made. H
Designedspeclllcally,orthe...~-65+SV05A.nd+24VO'110VI6OHIor22OVI5OHIShor1 Circuil protectioneve,vollage protectionEl"lOUghpowertorunlullylo
.,.LIST24.95"."""24.9540.9524.9524.9524.9524.9511.9539.95""t2.9512.9515.9515.9515.11515.95""15.115""
Graphics and the ChallengerC1P,Part 3Previous articles have discussed fundamentalsofthe051C1Pinregardstothe polled keyboard and the ex·panded graphics
Line60toJ8SHumerie$llootliptablet".,.'""""reoFoo.Five51.sevenEightNine'orohas been reached. If 60 minutes has notbe
Itmustbeexplainedatthispointthat there aresubroutinesthat generatetheleastSignificantDigits0 through9;theSecondMostDigits0through6;theThirdMostDigits0
Al::D::D;1;1AI;1;1::DAI;OJ:::0::1JIIIIII II II II II II IIIIII~.l-..l-...l:...l:.. ..l:..{A(,'l(..J (..l f..l(..11J:.(,,-.1~)... 0,[.,0)...J0&
39(1RETURN1000FORA=54000TO54128STEP321010POKEA,161:t·jEl'T A1020RETURN1100FORA=54000TO54002STEP1111(1POKEA,161:t,El<T A1120POKE54034,1611140FO
POKE54028,161:POKE54062,161:POKE54094,161RETURNFORA=53996TO53998STEP 1POKEA,161:NE~:TRFORA=54060TO54062STEP 1POKER,161:NEXTRFORA=54124TO54126STEP 1POK
.- =":'"c-r;:ETURtjb...''''')·_'6600FOP1::";=53'392TO54120STEP~~...;,..:;.6605POKEA,161:t~E;<
c$9.9:5I=DRIVINGACE=*f;rz...CtlON PACl\tOVIDEOCAMES**Jl(f~iEMBLER~lfullfeaturedmnemonicaSSE'mbler-disassembler~~~..-~""'"loa
Sendthis formorIIfacsimileto;ThisofftJrgooduntiI6/30/BOD4CanlldllMexicoFirstCI.u0$482vears0$25onevearRestofWorldAitm.i/0$642velrS0$33oneVelrWorldSurnc
The MICROSoftwareCatalogue: XVIIMikeRoweP.O.Box6502Chelmsford,MA01824Description:TXT/EDisadisk·basedWordProcessorand an APPLESOFTBASICprogrameditor.Ma
Description:Astronomicatprograms forPET;Time, coordinate, andcompassdirection01celestial objects. These andmanyotherprogramslorPET by JAPS-Jacksonvill
STOCKMARKETANALYSISPROGRAMOJIWEEKLYAVERAGE1897·1980ANA'(ANALVSIS')'5~W01BASICI'JoglMMwhICh_bltstrwuser10perlOlln.".Iy:$e$ on
BringingMusicHomeLET MICROMUSICTURNYOURAPPLE IIINTOAFAMILYMUSICCENTER!Sing alongComposePlayLearnfromSpecialistsPET Word Processor8Kand18/32KPETversion
6502 Bibliography: Part XVIIDr.WilliamR.Dial438RoslynA,enueAkron,OH44320528. MICRO No.14,July1979.Smola, Paul,"SYMand AIMMemoryEllpansion."p
Buxton,Robert,"Fast·ForwardtoFindYour Program,"pg.14.DIRECTORYisaprogramtolocateyourprogramontape.Wind,Robert H.,"BasicinROM,"pg.
Yee. Dave,"Alphabetizer,"pg.12.Inputnamesandalphabetizewiththisprogram.Anon,"TheEightQueensProblem,"pg.13.TheApplesearchesasolutio
Morris,E.D.,Jr."ReplacethatPIAwithaVIA"pg. 17-18.IIyourboarduses the 6520 PIA,tryreplacingitwitha 6522VIAtogetallthefunctionsofthe 6520plust
Creative Computingcanhelp you selectthebestcomputerandgetthemostoutof it.Withso manynewpersonalcom·puters being announced and the pricescomingdownsora
February 1980Issue Number21t--------Table01ContentsStaff111---------expanding the SYM·1by RobertA.PeckA HIRES Graph·Plottlng Subroutineby Richard Farn
SAVE200/0ANDMORE!BIG SAVINGSONEVERY ITEM!----1Become amemberofRAYGAMCOComputerDiscount Club.JOINRAYGAMCONOW!SAVE20%ANDMORE!By being a RAYGAMCO Member
~••••••••••••••••••••••••••••••••••••••*tNOWPRESENTING.•• •~~tSoftwareforApple®11 ttforyourEntertainment·Business·Education:~.*•••••••••••••••••••••••
Soft\NareforthePETlQJ~DOMINOESS 6.95OTHELLOS 9.95LETTERSQUARES $6.95(Q)@J~RPNMATHPACK$19.95SUPERNIMS 6.95DIA/AEFS 6.95~~SPACEWARS$ 9.95GRANDPRIX $6.95
$1059.00349.00SYM-l,6S02-BASED MICROCOMPUTER•fULLY·ASSEMBlEDANDCOMPLETElYINTEGRATEDSYSTEMIhal'sreody·la-u-.e•AllLSIlesAREINSOCKETS•18DOUBLE·FUNCT
ExpandingtheSYM·1 ...Addingan ASCII KeyboardAdding an ASCII keyboardtoaSYMis fairly simple,ifyouknowwhatyou are doing. There are a fewtricksrequiredan
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