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H'00000
H'000FF
H'07FFF
H'1FFFF
H'20000
H'3FFFF
H'40000
H'5FFFF
H'60000
H'7FFFF
H'80000
H'9FFFF
H'A0000
H'BFFFF
H'C0000
H'DFFFF
H'E0000
H'EE000
H'EE0FF
H'F8000
H'FEF1F
H'FEF20
H'FFF00
H'FFF1F
H'FFF20
H'FFFE9
H'FFFEA
H'FFFFF
Note: * External addresses can be accessed by disabling on-chip RAM.
Figure 3.1 Memory Map of H8/3008 in Each Operating Mode
62
Modes 1 and 2
(1-Mbyte expanded modes with
on-chip ROM disabled)
Vector area
Area 0
Area 1
Area 2
External
Area 3
address space
Area 4
Area 5
Area 6
Area 7
Internal I/O
registers (1)
External
address space
On-chip RAM*
Internal I/O
registers (2)
External
address space
Modes 3 and 4
(16-Mbyte expanded modes with
on-chip ROM disabled)
H'000000
Vector area
H'0000FF
H'007FFF
H'1FFFFF
H'200000
H'3FFFFF
H'400000
H'5FFFFF
H'600000
External
address space
H'7FFFFF
H'800000
H'9FFFFF
H'A00000
H'BFFFFF
H'C00000
H'DFFFFF
H'E00000
H'FEE000
Internal I/O
registers (1)
H'FEE0FF
External
address space
H'FF8000
H'FFEF1F
H'FFEF20
On-chip RAM*
H'FFFF00
H'FFFF1F
H'FFFF20
Internal I/O
registers (2)
H'FFFFE9
H'FFFFEA
External
address space
H'FFFFFF
Area 0
Area 1
Area 2
Area 3
Area 4
Area 5
Area 6
Area 7
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