Hitachi H8S/2378, H8S/2378R Series Hardware Manual page 106

Mode 5 and 6
(External ROM activation
expanded mode,
with on-chip ROM enabled)
H'000000
H'100000
H'160000
H'FF8000
H'FFC000
H'FFFC00
H'FFFF00
H'FFFF20
H'FFFFFF
Note 1. This area is specified as 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. When EXPE = 1, external address space with RAME = 0, on-chip RAM with RAME = 1.
When EXPE = 0, on-chip area.
Rev. 1.0, 09/01, page 62 of 904
(Single-chip activation
with on-chip ROM enabled)
H'000000
External address
space
H'060000
On-chip RAM
External address
space
H'FF8000
On-chip RAM/
external address
space
*1
H'FFC000
External address space
H'FFFC00
Internal I/O registers
H'FFFF00
External address space
H'FFFF20
Internal I/O registers
H'FFFFFF
Figure 3.4 H8S/2376 Memory Map (2)
Mode 7
expanded mode,
On-chip RAM
External address
space/
reserved area
On-chip RAM/
external address
space
*3
External address space/
reserved area
*2
Internal I/O registers
External address space/
reserved area
*2
Internal I/O registers