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
@default    : 
@help       : %About
@options    : +g -i -t4 +y +z
@width      : 100
View Ref-File
                   Multi-Function Peripheral Port Vectors


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)

                   ▒▒▒▒▒▒
0x00000100    LONG ▒▒▒▒▒▒ RAM   MFP #0: Parallel-Port Interrupt Vector
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000104    LONG ▒▒▒▒▒▒ RAM   MFP #1: RS-232 Carrier Detect Vector (On
                   ▒▒▒▒▒▒       a Falcon030, this MFP interrupt is
                   ▒▒▒▒▒▒       connected to the parallel port
                   ▒▒▒▒▒▒       'Acknowledge' signal, not the RS-232 port)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒
0x00000108    LONG ▒▒▒▒▒  RAM   MFP #2: RS-232 Clear to Send Vector
                   ▒▒▒▒▒
                   ▒▒▒▒▒▒
0x0000010C    LONG ▒▒▒▒▒▒ RAM   MFP #3: BLiTTER Operation Complete (when
                   ▒▒▒▒▒▒       hardware BLiTTER is present)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒
0x00000110    LONG ▒▒▒▒▒  RAM   Timer D: RS-232 Baud Rate Generator
                   ▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000114    LONG ▒▒▒▒▒▒ RAM   Timer C: 200 Hz System Clock
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000118    LONG ▒▒▒▒▒▒ RAM   MFP #4: Keyboard/MIDI (6850 processor)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x0000011C    LONG ▒▒▒▒▒▒ RAM   MFP #5: Floppy/Hard Disk Controller
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000120    LONG ▒▒▒▒▒▒ RAM   Timer B: Horizontal Blank Counter
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒
0x00000124    LONG ▒▒▒▒▒  RAM   RS-232 Transmit Error Interrupt
                   ▒▒▒▒▒
                   ▒▒▒▒▒
0x00000128    LONG ▒▒▒▒▒  RAM   RS-232 Transmit Buffer Error Interrupt
                   ▒▒▒▒▒
                   ▒▒▒▒▒
0x0000012C    LONG ▒▒▒▒▒  RAM   RS-232 Receive Error Interrupt
                   ▒▒▒▒▒
                   ▒▒▒▒▒
0x00000130    LONG ▒▒▒▒▒  RAM   RS-232 Receive Buffer Full Interrupt
                   ▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000134    LONG ▒▒▒▒▒▒ RAM   Timer A: DMA Sound Complete
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x00000138    LONG ▒▒▒▒▒▒ RAM   MFP #6: RS-232 Ring Indicator (On
                   ▒▒▒▒▒▒       a Falcon030, this is the only Serial port
                   ▒▒▒▒▒▒       vector that remains part of the MFP All
                   ▒▒▒▒▒▒       other Serial port functions have been
                   ▒▒▒▒▒▒       transferred to the SCC)
                   ▒▒▒▒▒▒
                   ▒▒▒▒▒▒
0x0000013C    LONG ▒▒▒▒▒▒ RAM   MFP #7: Monochrome Monitor Detect
                   ▒▒▒▒▒▒