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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
                TT030 Multi-function Peripheral Port (68901)


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)

0x00FFFA80    OB       ▒  I/O   MFP-TT030 GPIP (see 0x00FFFA00)
0x00FFFA82    OB       ▒  I/O   MFP-TT030 AER (see 0x00FFFA02)
0x00FFFA84    OB       ▒  I/O   MFP-TT030 DDR (see 0x00FFFA04)
0x00FFFA86    OB       ▒  I/O   MFP-TT030 IERA (see 0x00FFFA06)
0x00FFFA88    OB       ▒  I/O   MFP-TT030 IERB (see 0x00FFFA08)
0x00FFFA8A    OB       ▒  I/O   MFP-TT030 IPRA (see 0x00FFFA0A)
0x00FFFA8C    OB       ▒  I/O   MFP-TT030 IPRB (see 0x00FFFA0C)
0x00FFFA8E    OB       ▒  I/O   MFP-TT030 ISRA (see 0x00FFFA0E)
0x00FFFA90    OB       ▒  I/O   MFP-TT030 ISRB (see 0x00FFFA10)
0x00FFFA92    OB       ▒  I/O   MFP-TT030 IMRA (see 0x00FFFA12)
0x00FFFA94    OB       ▒  I/O   MFP-TT030 IMRB (see 0x00FFFA14)
0x00FFFA96    OB       ▒  I/O   MFP-TT030 VR (see 0x00FFFA16)
0x00FFFA98    OB       ▒  I/O   MFP-TT030 TACR (see 0x00FFFA18)
0x00FFFA9A    OB       ▒  I/O   MFP-TT030 TBCR (see 0x00FFFA1A)
0x00FFFA9C    OB       ▒  I/O   MFP-TT030 TCDCR (see 0x00FFFA1C)
0x00FFFA9E    OB       ▒  I/O   MFP-TT030 TADR (see 0x00FFFA1E)
0x00FFFAA0    OB       ▒  I/O   MFP-TT030 TBDR (see 0x00FFFA20)
0x00FFFAA2    OB       ▒  I/O   MFP-TT030 TCDR (see 0x00FFFA22)
0x00FFFAA4    OB       ▒  I/O   MFP-TT030 TDDR (see 0x00FFFA24)
0x00FFFAA6    OB       ▒  I/O   MFP-TT030 SCR (see 0x00FFFA26)
0x00FFFAA8    OB       ▒  I/O   MFP-TT030 UCR (see 0x00FFFA28)
0x00FFFAAA    OB       ▒  I/O   MFP-TT030 RSR (see 0x00FFFA2A)
0x00FFFAAC    OB       ▒  I/O   MFP-TT030 TSRTermitate and Stay Resident programm
 (see 0x00FFFA2C)
0x00FFFAAE    OB       ▒  I/O   MFP-TT030 UDR (see 0x00FFFA2E)
                   ▒▒▒▒▒▒
0x00FFFAB0 -  N/A  ▒▒▒▒▒▒ I/O   Undefined
0x00FFFBFF         ▒▒▒▒▒▒
                   ▒▒▒▒▒▒