D12320VF25V Datasheet, PDF (120/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 3 MCU Operating Modes
Modes 4 and 5^*1
(advanced expanded modes
with on-chip ROM disabled)
H'000000
Mode 6
(advanced expanded mode
with on-chip ROM enabled)
H'000000
Mode 7
(advanced single-chip
mode)
H'000000
On-chip ROM
On-chip ROM
External address
space
H'010000
H'010000
On-chip ROM/
external address
space^*2
On-chip ROM/
reserved
area^{*3 *5}
H'FFDC00
On-chip RAM^*4
H'FFFC00
H'FFFE50
H'FFFF08
H'FFFF28
H'FFFFFF
External address
space
Internal
I/O registers
External address
space
Internal
I/O registers
H'040000 _{External address}
space
H'FFDC00
On-chip RAM^*4
H'FFFC00
H'FFFE50
H'FFFF08
H'FFFF28
H'FFFFFF
External address
space
Internal
I/O registers
External address
space
Internal
I/O registers
H'03FFFF
H'FFDC00
H'FFFBFF
On-chip RAM
H'FFFE50
H'FFFF07
Internal
I/O registers
H'FFFF28
H'FFFFFF
Internal
I/O registers
Notes: 1. Only modes 4 and 5 are provided in the ROMless version (H8S/2312S).
2. External addresses when EAE = 1 in BCRL; on-chip ROM when EAE = 0.
3. Reserved area when EAE = 1 in BCRL; on-chip ROM when EAE = 0.
4. External addresses can be accessed by clearing the RAME bit in SYSCR to 0.
5. Do not access the reserved area.
Figure 3.3 (a) H8S/2318 and H8S/2312S Memory Map in Each Operating Mode
Rev.7.00 Feb. 14, 2007 page 86 of 1108
REJ09B0089-0700