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| Line 117: |
Line 117: |
| |- | | |- |
| | $C00000 | | | $C00000 |
| | $CFFFFF | | | $C7FFFF |
| | 512KiB | | | 512KiB |
| | BIOSROM | | | BIOSROM |
Revision as of 12:02, 23 May 2011
| Start address
|
End address
|
Size
|
DEF Name
|
Description
|
| $000000
|
$0FFFFF
|
1MiB
|
|
Vector table, First fixed bank of the 68k binary (P1 ROM)
|
| $100000
|
$10F2FF
|
64KiB
|
WORKRAM
|
User RAM
|
| $10F300
|
$10FFFF
|
BIOS-reserved RAM
|
| $200000
|
$2FFFFF
|
1MiB
|
|
Second bank of the 68k binary (bankswitch possible on some carts, $2FFFE0 ?)
|
| $300000
|
$3FFFFF
|
|
|
Memory mapped registers
|
| $400000
|
$401FFF
|
8KiB
|
PALETTERAM
|
Banked palette RAM
|
| $800000
|
$801FFF
|
4 KiB
|
MEMORYCARD
|
Memory card (8bit, even bytes are always $FF)
|
| $C00000
|
$C1FFFF
|
128KiB
|
BIOSROM
|
System's BIOS
|
| $D00000
|
$D0FFFF
|
64KiB
|
|
battery-backed RAM (MVS only)
|
|
| Start address
|
End address
|
Size
|
DEF Name
|
Description
|
| $000000
|
$1FFFFF
|
2MiB
|
|
Vector table, 68k binaries (PRG files), 68k RAM
|
| $100000
|
$10F2FF
|
64KiB
Shared with the 68k code DRAM ?
|
WORKRAM
|
User RAM
|
| $10F300
|
$10FFFF
|
BIOS-reserved RAM
|
| $200000
|
$2FFFFF
|
|
|
?
|
| $300000
|
$3FFFFF
|
|
|
Memory mapped registers
|
| $400000
|
$401FFF
|
8KiB
|
PALETTERAM
|
Banked palette RAM
|
| $800000
|
$803FFF
|
8 KiB
|
MEMORYCARD
|
Virtual memory card (onboard battery-backed RAM)
(8bit, even bytes are always $FF)
|
| $C00000
|
$C7FFFF
|
512KiB
|
BIOSROM
|
System's BIOS
|
| $D00000
|
$DFFFFF
|
|
|
?
|
| $E00000
|
$EFFFFF
|
1MiB
|
UPLOAD
|
Upload zone
|
| $FF0000
|
$FF01FF ?
|
|
|
CD system registers
|
|