Document Number: 002-04721 Rev.*A
Page 23 of 74
MB966B0 Series
9. User Rom Memory Map for Flash Devices
*: Physical address area of SAS-512B is from DF:0000
H
to DF:01FF
H
.
Others (from DF:0200
H
to DF:1FFF
H
) is mirror area of SAS-512B.
Sector SAS contains the ROM configuration block RCBA at CPU address DF:0000
H
-DF:01FF
H
.
SAS cannot be used for E
2
PROM emulation.
MB96F6B5
MB96F6B6
Flash size
128.5KB + 32KB
256.5KB + 32KB
CPU mode
address
Flash memory
mode address
Flash size
DF:A000
H
DF:9FFF
H
1F:9FFF
H
DF:8000
H
1F:8000
H
DF:7FFF
H
1F:7FFF
H
DF:6000
H
1F:6000
H
DF:5FFF
H
1F:5FFF
H
DF:4000
H
1F:4000
H
DF:3FFF
H
1F:3FFF
H
DF:2000
H
1F:2000
H
DF:1FFF
H
1F:1FFF
H
DF:0000
H
1F:0000
H
DE:FFFF
H
DE:0000
H
SAS - 512B*
SA2 - 8KB
SA1 - 8KB
Reserved
Reserved
SA4 - 8KB
SA3 - 8KB
Reserved
SA2 - 8KB
SA1 - 8KB
SA4 - 8KB
SA3 - 8KB
SAS - 512B*
Reserved
SA39 - 64KB
SA38 - 64KB
SA39 - 64KB
SA38 - 64KB
SA37 - 64KB
SA36 - 64KB
FF:FFFF
H
3F:FFFF
H
FF:0000
H
3F:0000
H
FE:FFFF
H
3E:FFFF
H
FE:0000
H
3E:0000
H
FD:FFFF
H
3D:FFFF
H
FD:0000
H
3D:0000
H
FC:FFFF
H
3C:FFFF
H
FC:0000
H
3C:0000
H
FB:FFFF
H
Bank B of Flash A
Bank A of Flash A
Bank A of Flash A