h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 132

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

Section 3 MCU Operating Modes
Rev. 3.00 Mar 21, 2006 page 78 of 788
REJ09B0300-0300
Note: * These areas can be used as an external address space by clearing bit RAME in SYSCR to 0.
H'DFFF
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
Figure 3.8 Address Map for H8S/2145B (2)
Mode 3 (EXPE = 1)
Normal mode
Extended mode with
on-chip ROM enabled
External address
External address
Reserved area
On-chip RAM *
On-chip ROM
On-chip RAM
(128 bytes) *
Internal I/O
Internal I/O
registers 2
registers 1
space
space
H'0000
H'DFFF
H'E080
H'EFFF
H'FE50
H'FEFF
H'FF00
H'FF7F
H'FF80
H'FFFF
Mode 3 (EXPE = 0)
Normal mode
Single-chip mode
On-chip ROM
On-chip RAM
On-chip RAM
Internal I/O
(128 bytes)
Internal I/O
registers 2
registers 1