Commodore PET User Manual page 359

Memory Address
Sample Value
Description
Decimal Hexadecimal Decimal
Hexadecimal
Tape Control
63494-64720 F806-FCDO
63494 F806 Advanee tape buffer
pointer
63541 F835 Gheek for cassette on
63573 F855 Tape read ta buffer
63622 F886 Write black ta tape
63716 F8E6 Interrupt wait
Power-on Diagnostics
64721-64784 FCD1-FD10 64721 FCD1 System reset
SYS164721l simulates
power-on reset.
64766 FCFE NMI interrupt entry point
64785-65471 FD11-FFBF 64769 FD01 Table of interrupt
veetors
Machine Language Monitor
Jump Vectors
65472-65474 FFCO-FFC2
7662753 4C F521
JMP OPEN
65475-65477
FFC3-FFC5
7662121 4C F2A9
JMP CLOSE
65478-65480
FFC6-FFC8
7663344 4C F770
JMP Set Input Deviee
65481-65483 FFC9-FFCB
7663420 4C F7BC JMP Set Output Deviee
65484-65486 FFCC-FFCE
7662066 4C F272 JMP Restore Default 1/0 Deviees
65487-65489 FFCF-FFD1
7661921 4C F1E1 JMP Input Charaeter - RDT
65490-65492 FFD2-FFD4 7662002
4C F232
JMP Output Character - WRT
65493-65495 FFD5-FFD7 7662402
4C F3C2 JMP LOAD
65496-65498 FFD8-FFDA 7663134
4C F69E JMP SAVE
65499-65501
FFDB-FFDD
7662647
4C F4B7 JMP VERIFY
65502-65504 FFDE-FFED 7663108
4C F684 JMP SYS
65505-65507 FFE1-FFE3 7662223 4C F30F
JMP Test STOP Key
65508-65510 FFE4-FFE6 7661905
4C F1D1
JMP Get Charaeter
65511-65513 FFE7-FFE9 7662062
4C F26E JMP Close ail files
65514-65516 FFEA-FFEC 7663273 4C F729
JMP Clock Update
6502 Interrupt Vectors
65530-65531
FFFA-FFFB 65766
FCFE Non-maskable interrupt (NMII
65532-65533 FFFC-FFFD
64721
FCDI System reset (RESET)
65534-65535
FFFE-FFFF 58907
E61B Interrupt request break (lRQ+BRKi
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