Commodore 128 Programmer's Reference Manual page 555

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THE COMMODORE 128 AND COMMODORE 64 MEMORY MAPS 545
LABEL
M51AJB
RSSTAT
BITNUM
BAUDOF
RIDBE
RIDBS
RODBS
RODBE
IRQTMP
ENABL
IERROR
IMAIN
ICRNCH
IQPLOP
IGONE
IEVAL
SAREG
SXREG
SYREG
SPREG
USRPOK
USRADD
CINV
CBINV
NMINV
IOPEN
ICLOSE
ICHKIN
ICKOUT
ICLRCH
IBASIN
IBSOUT
ISTOP
IGETIN
ICLALL
USRCMD
HEX
ADDRESS
0295-0296
0297
0298
0299-029A
029B
029C
029D
029E
029F-02AO
02A1
02A2
02A3
02A4
02A5
02A6
02A7-02FF
0300-0301
0302-0303
0304-0305
0306-0307
0308-0309
030A-030B
030C
030D
030E
030F
0310
0311-0312
0313
0314-0315
0316-0317
0318-0319
031A-031B
031C-031D
031E-031F
0320-0321
0322-0323
0324-0325
0326-0327
0328-0329
032A-032B
032C-032D
032E-032F
DECIMAL
LOCATION
661-662
663
664
665-666
667
668
669
670
671-672
673
674
675
676
677
678
697-767
768-769
770-771
772-773
774-775
776-777
778-779
780
781
782
783
784
785-786
787
788-789
790-791
792-793
794-795
796-797
798-799
800-801
802-803
804-805
806-807
808-809
810-811
812-813
814-815
DESCRIPTION
RS-232 Non-Standard BPS
(Time/2-100) USA
RS-232: 6551 Status Register Image
RS-232 Number of Bits Left to Send
RS-232 Baud Rate: Full Bit Time (fxs)
RS-232 Index to End of Input Buffer
RS-232 Start of Input Buffer (Page)
RS-232 Start of Output Buffer (Page)
RS-232 Index to End of Output
Buffer
Holds IRQ Vector During Tape I/O
RS-232 Enables
TOD Sense During Cassette I/O
Temp Storage For Cassette Read
Temp D1IRQ Indicator For Cassette
Read
Temp for Line Index
PAL/NTSC Flag, 0 = NTSC, 1 =
PAL
Unused
Vector: Print BASIC Error Message
Vector: BASIC Warm Start
Vector: Tokenize BASIC Text
Vector: BASIC Text LIST
Vector: BASIC Char. Dispatch
Vector: BASIC Token Evaluation
Storage for 6502 .A Register
Storage for 6502 .X Register
Storage for 6502 .Y Register
Storage for 6502 .SP Register
USR Function Jump Instr (4C)
USR Address Low Byte / High Byte
Unused
Vector: Hardware IRQ Interrupt
Vector: BRK Instr. Interrupt
Vector: Non-Maskable Interrupt
KERNAL OPEN Routine Vector
KERNAL CLOSE Routine Vector
KERNAL CHKIN Routine Vector
KERNAL CHKOUT Routine Vector
KERNAL CLRCHN Routine Vector
KERNAL CHRIN Routine Vector
KERNAL CHROUT Routine Vector
KERNAL STOP Routine Vector
KERNAL GETIN Routine Vector
KERNAL CLALL Routine Vector
User-Defined Vector