Topic       : The ATARI Compendium
Author      : Scott Sanders / JAY Software
Version     : 1.25 (20/6/2003)
Subject     : Documentation
Nodes       : 1117
Index Size  : 32614
HCP-Version : 6
Compiled on : Atari
@charset    : UTF-8
@lang       : en
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                           Auto-Vector Interrupts


Location(s)   SizeBYTE   Occupies one byte (8 bits).
WORD   Occupies one WORD (16 bits).
LONG   Occupies one longword (32 bits).
OW     Occupies the odd WORD of a LONG.
EW     Occupies the even WORD of a LONG.
OB     Occupies the odd BYTE of a WORD.
EB     Occupies the even BYTE of the WORD.
  MchnIf the box is shaded then address is available
for this computer.

        ▒ ▒ ▒ ▒ ▒ ▒
        | | | | | '------- Falcon030
        | | | | '--------- TT030
        | | | '----------- MEGA STe
        | | '------------- STe
        | '--------------- MEGA ST
        '----------------- ST
  TypeROM          Location is Read-Only Memory
RAM          Location is Read-Write Memory
I/O          Location is hardware-mapped
VME          Location addresses VME address space
N/A          Not applicable
RO           Read-only location
WO           Write-only location
RW           Read-write location
RSVD         Reserved
Unassigned   Either not assigned or undocumented
  Meaning                         (see Usage)

                   ▒▒▒▒▒▒
0x00000064    LONG ▒▒▒▒▒▒ RAM   Level 1 Auto-Vector Interrupt (used if
                   ▒▒▒▒▒▒       Hblank is enabled)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000068    LONG ▒▒▒▒▒▒ RAM   Level 2 Auto-Vector Interrupt (Hblank)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x0000006C    LONG ▒▒▒▒▒▒ RAM   Level 3 Auto-Vector Interrupt (Normal
                   ▒▒▒▒▒▒       processor interrupt level)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000070    LONG ▒▒▒▒▒▒ RAM   Level 4 Auto-Vector Interrupt (Vblank)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000074    LONG ▒▒▒▒▒▒ RAM   Level 5 Auto-Vector Interrupt (currently
                   ▒▒▒▒▒▒       unused)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000078    LONG ▒▒▒▒▒▒ RAM   Level 6 Auto-Vector Interrupt (MFP
                   ▒▒▒▒▒▒       Interrupts)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x0000007C    LONG ▒▒▒▒▒▒ RAM   Level 7 Auto-Vector Interrupt
                   ▒▒▒▒▒▒       (Non-maskable)
                   ▒▒▒▒▒▒