Renesas H8S/2319 series Hardware Manual page 116

Modes 4 and 5
(advanced expanded modes
with on-chip ROM disabled)
H'000000
External address
space
H'FFDC00
On-chip RAM
External address
H'FFFC00
space
H'FFFE50
Internal
I/O registers
H'FFFF08
External address
space
H'FFFF28
Internal
I/O registers
H'FFFFFF
Notes: 1. External addresses when EAE = 1 in BCRL; on-chip ROM or reserved area when EAE = 0.
2. Reserved area when EAE = 1 in BCRL; on-chip ROM EAE = 0.
3. External addresses can be accessed by clearing the RAME bit in SYSCR to 0.
4. Do not access the reserved areas.
Figure 3-4 (a) H8S/2317 Memory Map in Each Operating Mode
Rev. 5.00, 12/03, page 86 of 1088
(advanced expanded mode
with on-chip ROM enabled)
H'000000
H'010000
H'020000
H'040000
H'FFDC00
*3
H'FFFC00
H'FFFE50
H'FFFF08
H'FFFF28
H'FFFFFF
Mode 6
On-chip ROM
On-chip ROM/
external address
*1
space
Reserved
*4
area /external
*1
address space
External address
space
*3
On-chip RAM
External address
space
Internal
I/O registers
External address
space
Internal
I/O registers
Mode 7
(advanced single-chip
mode)
H'000000
On-chip ROM
H'010000
On-chip ROM/
reserved
*2 *4
area
H'020000
Reserved area
H'03FFFF
H'FFDC00
On-chip RAM
H'FFFBFF
H'FFFE50
Internal
I/O registers
H'FFFF07
H'FFFF28 Internal
I/O registers
H'FFFFFF
*4