Page 0

adresshexaddressNAMEdescriptionOS
0,1$0000,$0001LINZBS both
2,3$0002,$0003CASINI both
4,5$0004,$0005RAMLO both
6$0006TRAMSZ both
7$0007TSTDAT 
8$0008WARMST 
9$0009BOOT? 
10,11$000A,$000BDOSVEC 
12,13$000C,$000DDOSINI
14,15$000E,$000FAPPMHI
16$0010POKMSK 
17$0011BRKKEY
18,19,20$0012,$0013,$0014RTCLOK 
21,22$0015,$0016BUFADR 
23$0017ICCOMT 
24,25$0018,$0019DSKFMS 
26,27$001A,$001BDSKUTL
28$001CPTIMOT 
29$001DPBPNT
30$001EPBUFSZT
31$001FPTEMP
32$0020ICHIDZ
33$0021PTIMOT
34$0022PTIMOT
35$0023PTIMOT
36,37$0024,$0025ICBALZ,ICBAHZ
38,39$0026,$0027ICPTLZ,ICPTHZ
40,41$0028,$0029ICBLLZ,ICBLHZ
42$002AICAX1Z
43$002BICAX2Z
44,45$002C,$002DICAX3Z,ICAX4Z
46$002EICAX5Z
47$002FICAX6Z
48$0030STATUS
49$0031CHKSUM
50,51$0032,$0033BUFRLO,BUFRHI
52,53$0034,$0035BFENLO,BFENHI
54$0036CRETRY
55$0037DRETRY
56$0038BUFRFL
57$0039RECVDN
58$003AXMTDON
59$003BCHKSNT
60$003CNOCKSM
61$003DBPTR
62$003EFTYPE
63$003FFEOF
64$0040FREQ
65$0041SOUNDR
66$0042CRITIC
67-73$0043-$0049FMZSPG
67,68$0043,$0044ZBUFP
69,70$0045,$0046ZDRVA
71,72$0047,$0048ZSBA
73$0049ERRNO
74$004ACKEY
75$004BCASSBT
76$004CDSTAT
77$004DATRACT
78$004EDRKMSK
79$004FCOLRSH
80$0050TEMP
81$0051HOLD1
82$0052LMARGN
83$0053RMARGN
84$0054ROWCRS
85,86$0055,$0056COLCRS
87$0057DINDEX
88,89$0058,$0059SAVMSC
90$005AOLDROW
91,92$005B,$005COLDCOL
93$005DOLDCHR
94,95$005E,$005FOLDADR
96$0060NEWROW
97,98$0061,$0062NEWCOL
99$0063LOGCOL
100,101$0064;$0065ADRESS
102,103$0066,$0067MLTTMP
104,105$0068,$0069SAVADR
106$006ARAMTOP
107$006BBUFCNT
108,109$006C,$006DBUFSTR
110$006EBITMSK
111$006FSHFAMT
112,113$0070,$0071ROWAC
114,115$0072,$0073COLAC
116,117$0074,$0075ENDPT
118$0076DELTAR
119,120$0077,$0078DELTAC
121$0079ROWINC
122$007ACOLINC
123$007BSWPFLG
124$007CHOLDCH
125$007DINSDAT
126,127$007E,$007FCOUNTR
128,129$0080,$0081LOMEM
130,131$0082,$0083VNTP
132,133$0084,$0085VNTD
134,135$0086,$0087VVTP
136,137$0088,$0089STMTAB
138,139$008A,$008BSTMCUR
140,141$008C,$008DSTARP
142,143$008E,$008FRUNSTK
144,145$0090,$0091MEMTOP
146-202$0092-$00CA reserved for BASIC ROM
195$00C3ERRSAVE
201$00C9PTABW
203-207$00CB-$00CF unused by BASIC and ASSEMBLER
208,209$00D0,$00D1 unused by BASIC
210,211$00D2,$00D3 reserved for BASIC or cartridge use
212-217$00D4-$00D9FR0
218-223$00D1-$00DFFRE
224-229$00E0-$00E5FR1
230-235$00E6-$00EBFR2
236$00ECFRX
237$00EDEEXP
238$00EENSIGN
239$00EFESIGN
240$00F0FCHRFLG
241$00F1DIGRT
242$00F2CIX
243,244$00F3,$00F4INBUFF
245,246$00F5,$00F6ZTEMP1
247,248$00F7,$00F8ZTEMP4
249,250$00F9,$00FAZTEMP3
251$00FBRADFLG
252,253$00FC,$00FDFLPTR
254,255$00FE,$00FFFPTR2

Page 1

adresshexaddressNAMEdescriptionOS
256-511$0100-$01FF The OS/DOS/BASIC stack

Page 2

adresshexaddressNAMEdescriptionOS
512,513$0200,$0201VDSLST

559$022FSDMCTLSchattenregister zu DMACTL
560,561$0230,$0231SDLSTL,SDLSTH 
562$0233SSKCTL
563$0233SPARE
564$0234LPENH
565$0235LPENV
566,567$0236,$0237BRKKEYBreak key Interrupt vectorOS B
568,569$0238,$0239 two spare bytes
570$023ACDEVIC
571$023BCCOMND
572$023CCAUX1
573$023DCAUX2
574$023ETEMP
575$023FERRFLG
576$0240DFLAGS
577$0241DESECT
578,579$0242,$0243BOOTAD
580$0244COLDST
581$0245 spare
582$0246DSKTIM
583-622$0247-$026ELINBUF
623$026FGPRIOR
624$0270PADDL0
625$0271PADDL1
626$0272PADDL2
627$0273PADDL3
628$0274PADDL4
629$0275PADDL5
630$0276PADDL6
631$0277PADDL7
632$0278STICK0
633$0279STICK1
634$027ASTICK2
635$027BSTICK3
636$027CPTRIG0
637$027DPTRIG1
638$027EPTRIG2
639$027FPTRIG3
640$0280PTRIG4
641$0281PTRIG5
642$0282PTRIG6
643$0283PTRIG7
644$0284STRIG0
645$0285STRIG1
646$0286STRIG2
647$0287STRIG3

699$02BBSCRFLG
700$02BCHOLD4
701$02BDHOLD5
702$02BESHFLOK
703$02BFBOTSCR
704$02C0PCOLR0Color of Player 0 and Missile 0 both
705 $02C1 PCOLR1 Color of Player 1 and Missile 1 both
706 $02C2 PCOLR2 Color of Player 3 and Missile 2 both
707 $02C3 PCOLR3 Color of Player 3 and Missile 3 both
708 $02C4 COLOR0 Color Register 0 both
709 $02C5 COLOR1 Color Register 1 both
710 $02C6 COLOR2 Color Register 2 both
711 $02C7 COLOR3 Color Register 3 both
712 $02C8 COLOR4 Color Register 4 both
732 $02FC HELPFG both
736,737 $02E0,$02E1 RUNAD both
752$02F0CRSINHSichtbarkeit Cursorboth
756$02F4CHBASZeichensatzadresseboth
762$02FACHAR both
763$02FBATACHR both
764$02FCCH both
765$02FDFILDAT both
766$02FEDSPFLG both
767$02FFSSFLAG both

Page 3

adresshexaddressNAMEdescriptionOS
768$0300DDEVIC both
769$0301DUNIT both
770$0302DCOMND both
771$0303DSTATS both
772,773$0304,$0305DBUFLO,DBUFHI both
774$0306DTIMLO both
775$0307DUNUSE both
776,777$0308,$0309DBYTLO,DBYTHI both
778,779$030A,$030BDAUX1,DAUX2 both
780,781$030C,$030DTIMER1 both
782$0D30EADDCOR both
783$030FCASFLG both
784,785$0310,$0311TIMER2 both
786,787$0312,$0313TEMP1 both
788$0314TEMP2 both
789$0315TEMP3 both
790$0316SAVIO both
791$0317TIMFLG both
792$0318STACKP both
793$0319TSTAT both
794-831$031A-$033FHATABS38 Bytes Handler Address Tableboth
832-847$0340-$034FIOCB0 both
848-863$0350-$035FIOCB1 both
864-879$0360-$036FIOCB2 both
880-895$0370-$037FIOCB3 both
896-911$0380-$038FIOCB4 both
912-927$0390-$039FIOCB5 both
928-943$03A0-$03AFIOCB6 both
944-959$03B0-$03BFIOCB7 both
960-999$03C0-$03E7PRNBUF both
1000-1020$03E8-$03FC reserved bufferboth
1021-1151$03FD-$047FCASBUF both
     

Page 6

adresshexaddressNAMEdescriptionOS
1536-1791$0600-$06FF "Page 6" free for userboth

GTIA (CTIA)

adresshexaddressNAMEdescriptionOS
53248$D000HPOSP0,M0PF both
53249$D001HPOSP1,M1PF both
53250$D002HPOSP2,M2PF both
53251$D003HPOSP3,M3PF both
53252$D004HPOSM0,P0PF both
53253$D005HPOSM1,P1PF both
53254$D006HPOSM2,P2PF both
53255$D007HPOSM3,P3PF both
53256$D008SIZEP0,M0PL both
53257$D009SIZEP1,M1PL both
53258$D00ASIZEP2,M2PL both
53259$D00BSIZEP3,M3PL both
53260$D00CSIZEM,P0PL both
53261$D00DGRAFP0,P1PL both
53262$D00EGRAFP1,P2PL both
53263$D00FGRAFP2,P3PL both
53264$D010GRAFP3,TRIG0 both
53265$D011GRAFM,TRIG1 both
53266$D012COLPM0,TRIG2 both
53267$D013COLPM1,TRIG3 both
53268$D014COLPM2,PAL both
53269$D015COLPM3 both
53270$D016COLPF0 both
53271$D017COLPF1 both
53272$D018COLPF2 both
53273$D019COLPF3 both
53274$D01ACOLBAK both
53275$D01BVDELAY both
53276$D01CVDELAY both
53277$D01DGRACTL both
53278$D01EHITCLR both
53279$D01FCONSOL both
53280-53503$D020-$D0FF repeats 53248-53279, do not use 
53504-53759$D100-$D1FF unused and unusable

POKEY

adresshexaddressNAMEdescriptionOS
53760$D200AUDF1,POT0 
53761$D201AUDC1,POT1
53762$D202AUDF2,POT2
53763$D203AUDC2,POT3
53764$D204AUDF3,POT4
53765$D205AUDC3,POT5
53766$D206AUDF4,POT6
53767$D207AUDC4,POT7
53768$D208AUDCTL,ALLPOT
53769$D209STIMER,KBCODE
53770$D20ASKREST,RANDOM
53771$D20BPOTGO,RANDOM
53772$D20C unused
53773$D20DSEROUT,SERIN
53774$D20EIRQEN,IRQST
53775$D20FSKCTL,SKSTAT
53776-54015$D210-$D2FF repeats 53760-53775, no special use

PIA

adresshexaddressNAMEdescriptionOS
54016$D300PORTA  
54017$D301PORTB
54018$D302PACTL
54019$D303PBCTL
54020-54271$D304-$D3FF repeats 54016-54019, no special use 

ANTIC

adresshexaddressNAMEdescriptionOS
54272$D400DMACTL
54273$D401CHACTL 
54274,54275$D402,$D403DLISTL,DLISTH
54276$D404HSCROL
54277$D405VSCROL
54278$D406 unused
54279$D407PMBASE
54280$D408 unused
54281$D409CHBASE
54282$D40AWSYNC
54283$D40BVCOUNT
54284$D40CPENH
54285$D40DPENV
54286$D40ENMIEN
54287$D40FNMIRES,NMIST
54288-54303$D410-$D41F repeats 54272-54287

ROM

adresshexaddressNAMEdescriptionOS
58400$E420KEYBDVJump Table for Keyboard driver "K:"OSA/OSB/XL
This particular version was published on 09-Mar-2010 19:03 by Florian Dingler.  Top