76
H'000000
H'FFB000
H'FFEFC0
H'FFF800
H'040000
H'000000
H'03FFFF
H'000000
H'FFEFBF
External address
space
On-chip RAM
*
1
On-chip RAM
*
1
External area
External area
Internal I/O registers
On-chip RAM
*
1
External area
Internal I/O registers
On-chip ROM
External address
space
On-chip ROM
On-chip RAM
Internal I/O registers
*
2
Internal I/O registers
*
2
Internal I/O registers
*
2
Internal I/O registers
Notes:
H'FFFFFF
H'FFFF40
H'FFFF60
H'FFFFC0
H'FFB000
H'FFB000
H'FFEFC0
H'FFF800
H'FFFF40
H'FFFF60
H'FFFFC0
H'FFFF60
H'FFFFC0
On-chip RAM
*
1
On-chip RAM
External area
H'FFFFFF
H'FFFFFF
H'FFF800
H'FFFF3F
1.
External addresses can be accessed by clearing th RAME bit in SYSCR to 0.
2.
Area H'FFF800 to H'FFFDAB is reserved, and must not be accessed.
Modes 4 and 5
(advanced expanded modes
with on-chip ROM disabled)
Mode 6
(advanced expanded mode
with on-chip ROM enabled)
Mode 7
(advanced single-chip mode)
Figure 3-1 Memory Map in Each Operating Mode in the H8S/2633