HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 109

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Notes:
H'FFEC00
H'FFF400
H'FFFC00
H'FFFE40
H'FFFF08
H'FFFF28
H'FFFFFF
H'000000
(advanced expanded modes
with on-chip ROM disabled)
1.
2.
When the EAE bit in BCRL is set to 1, this area is external address space. When the EAE bit is
cleared to 0, it is on-chip ROM.
External addresses can be accessed by clearing the RAME bit in SYSCR to 0.
Figure 3.4 Memory Map in Each Operating Mode in the H8S/2341 (cont)
Modes 4 and 5
Internal I/O registers
Internal I/O registers
External address
Reserved area
External address
External address
On-chip RAM
space
space
space
*2
*2
H'FFEC00
H'FFFC00
H'FFFE40
H'FFFF08
H'FFFF28
H'FFFFFF
H'FFF400
H'007FFF
H'008000
H'00FFFF
H'010000
H'01FFFF
H'020000
H'000000
(advanced expanded mode
with on-chip ROM enabled)
Internal I/O registers
Internal I/O registers
External address
External address
space/reserved
Reserved area
On-chip RAM
Reserved area
External address
External address
On-chip ROM
Mode 6
area*
space
space
space
1
*2
*2
H'007FFF
H'FFF400
H'FFFBFF
H'FFFE40
H'FFFF07
H'FFFF28
H'FFFFFF
H'000000
(advanced single-chip mode)
Internal I/O registers
Internal I/O registers
On-chip ROM
On-chip RAM
Mode 7
89