r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 119
r4f2456
Manufacturer Part Number
r4f2456
Description
16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R4F2456.pdf
(1376 pages)
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Notes: 1. This area is specified as the external address space by clearing the RAME bit in SYSCR to 0.
Figure 3.3 Memory Map in Each Operating Mode (ROM: 128-Kbyte Version):
H'000000
H'FE8000
H'FF0000
H'FFC000
H'FFC800
H'FFFA00
H'FFFF00
H'FFFF20
H'FFFFFF
2. This area is specified as the external address space when EXPE = 1 and the reserved area when EXPE = 0.
3. On-chip RAM is used for flash memory programming. The RAME bit in SYSCR should not be cleared to 0.
4. A reserved area should not be accessed.
5. Data flash is in planning.
External address space *
on-chip ROM disabled)
External address space
External address space
(Expanded mode with
Internal I/O registers
Internal I/O registers
RAM: 48 Kbytes
External address
Reserved area *
Modes 1 and 2
Reserved area *
On-chip RAM/
H8S/24565, H8S/24565R, and H8S/24545
space
4
4
1
H'000000
H'020000
H'080000
H'F00000
H'F02000
H'FE8000
H'FF0000
H'FFC000
H'FFC800
H'FFFA00
H'FFFF00
H'FFFF20
H'FFFFFF
Rev. 1.00 Sep. 19, 2008 Page 89 of 1342
Data flash area 8 Kbytes *
External address space/
External address space/
External address space/
External address space/
Internal I/O registers
Internal I/O registers
Reserved area *
Reserved area *
ROM: 128 Kbytes
Reserved area *
Reserved area *
Reserved area *
RAM: 48 Kbytes
Reserved area *
Reserved area *
On-chip RAM*
Section 3 MCU Operating Modes
(Boot mode)
On-chip ROM
Mode 3
2
2
2
2
4
3
*
*
4
*
*
4
4
4
4
4
REJ09B0467-0100
5
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