HD64F2149 Datasheet, PDF (119/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Mode 2/EXPE = 1
(advanced expanded mode
with on-chip ROM enabled)
H'000000
Mode 2/EXPE = 0
(advanced single-chip mode)
H'000000
On-chip ROM
On-chip ROM
H'00FFFF
H'00FFFF
Reserved area
Reserved area
H'01FFFF
H'020000
H'FFE080
External address
space
Reserved area*
H'FFE880
On-chip RAM*
H'FFEFFF
H'FFF000
H'FFF7FF
H'FFF800
H'FFFE4F
H'FFFE50
H'FFFEFF
H'FFFF00
H'FFFF7F
H'FFFF80
H'FFFFFF
External address
space
Internal I/O registers 3
Internal I/O registers 2
On-chip RAM
(128 bytes)*
Internal I/O registers 1
H'01FFFF
H'FFE080
H'FFE880
H'FFEFFF
Reserved area
On-chip RAM
H'FFF800
H'FFFE4F
H'FFFE50
H'FFFEFF
H'FFFF00
H'FFFF7F
H'FFFF80
H'FFFFFF
Internal I/O registers 3
Internal I/O registers 2
On-chip RAM
(128 bytes)
Internal I/O registers 1
Note: * External addresses can be accessed by clearing the RAME bit in SYSCR to 0.
Figure 3.1 H8S/2169 or H8S/2149 Memory Map in Each Operating Mode (cont)
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