Datasheet

Section 3 MCU Operating Modes
Rev.6.00 Mar. 18, 2009 Page 67 of 980
REJ09B0050-0600
RAM: 32 kbytes
Modes 1 and 2
(Expanded mode with
on-chip ROM disabled)
ROM: 384 kbytes
RAM: 32 kbytes
Mode 3
(Boot mode)
H'000000
H'FF4000
H'FFC000
H'FFD000
H'000000
H'FFFC00
External address
space
On-chip RAM/
external address
space
*
1
On-chip RAM
*
3
External address space
External address space
Internal I/O registers
On-chip ROM
Reserved area
*
4
H'FFFFFF
H'FFFC00
H'FFFF00
H'FFFF20
H'FFFFFF
H'FFFF00
H'FFFF20
H'080000
H'060000
External address
space/
reserved area
*
2
*
4
Reserved area
*
4
H'FF4000
H'FFC000
H'FFD000
Reserved area
*
4
Notes: 1. This area is specified as the external address space by clearing the RAME bit in SYSCR to 0.
2. When EXPE = 1, external address space; when EXPE = 0, reserved area.
3. On-chip RAM is used for flash memory programming. The RAME bit in SYSCR should not be cleared to 0.
4. A reserved area should not be accessed.
Internal I/O registers
Internal I/O registers
Internal I/O registers
External address space /
reserved area
*
2
*
4
External address space /
reserved area
*
2
*
4
Figure 3.5 H8S/2364F Memory Map (1)