HD6433044 Datasheet, PDF (77/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

Modes 1 and 2
(1-Mbyte expanded modes with
on-chip ROM disabled)
H'00000
Vector area
H'000FF
Modes 3 and 4
(16-Mbyte expanded modes with
on-chip ROM disabled)
H'000000
Vector area
H'0000FF
H'07FFF
H'007FFF
H'1FFFF
H'20000
H'3FFFF
H'40000
H'5FFFF
H'60000 External address
H'7FFFF
space
H'80000
H'9FFFF
H'A0000
H'BFFFF
H'C0000
H'DFFFF
H'E0000
Area 0
Area 1
Area 2
Area 3
Area 4
Area 5
Area 6
Area 7
H'F8000
H'FEF0F
H'FEF10
On-chip RAM *
H'FFF00
H'FFF0F
H'FFF10
H'FFF1B
H'FFF1C
H'FFFFF
External
address
space
On-chip
registers
H'1FFFFF
H'200000
H'3FFFFF
H'400000
H'5FFFFF
H'600000
H'7FFFFF
H'800000
External
address
space
H'9FFFFF
H'A00000
H'BFFFFF
H'C00000
H'DFFFFF
H'E00000
Area 0
Area 1
Area 2
Area 3
Area 4
Area 5
Area 6
Area 7
H'FF8000
H'FFEF0F
H'FFEF10
On-chip RAM *
H'FFFF00
H'FFFF0F
H'FFFF10
H'FFFF1B
H'FFFF1C
H'FFFFFF
External
address
space
On-chip
registers
Note: * External addresses can be accessed by disabling on-chip RAM.
Figure 3-1 H8/3048 Memory Map in Each Operating Mode
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