h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 125

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

3.4
Figures 3.1 to 3.10 show the address map in each operating mode.
H'0000
H'E080
H'EFFF
H'F000
H'F7FF
H'F800
H'FE4F
H'FE50
H'FEFF
H'FF00
H'FF7F
H'FF80
H'FFFF
Note: * These areas can be used as an external address space by clearing bit RAME in SYSCR to 0.
Mode 1
Normal mode
Extended mode with
on-chip ROM disabled
Address Map in Each Operating Mode
External address
External address
On-chip RAM *
On-chip RAM
(128 bytes) *
Internal I/O
Internal I/O
Internal I/O
registers 3
registers 2
registers 1
space
space
Figure 3.1 Address Map for H8S/2140B and H8S/2160B (1)
H'000000
H'00FFFF
H'FFE080
H'FFEFFF
H'FFF000
H'FFF7FF
H'FFF800
H'FFFE4F
H'FFFE50
H'FFFEFF
H'FFFF00
H'FFFF7F
H'FFFF80
H'FFFFFF
H'01FFFF
H'020000
Mode 2 (EXPE = 1)
Advanced mode
Extended mode with
on-chip ROM enabled
External address
External address
On-chip RAM *
On-chip ROM
Reserved area
On-chip RAM
(128 bytes) *
Internal I/O
Internal I/O
Internal I/O
registers 3
registers 2
registers 1
space
space
Rev. 3.00 Mar 21, 2006 page 71 of 788
Section 3 MCU Operating Modes
H'000000
H'00FFFF
H'01FFFF
H'FFE080
H'FFEFFF
H'FFF800
H'FFFE4F
H'FFFE50
H'FFFEFF
H'FFFF00
H'FFFF7F
H'FFFF80
H'FFFFFF
REJ09B0300-0300
Mode 2 (EXPE = 0)
Advanced mode
Single-chip mode
On-chip ROM
Reserved area
On-chip RAM
On-chip RAM
Internal I/O
Internal I/O
(128 bytes)
Internal I/O
registers 3
registers 2
registers 1