Program Area; Program Area - Renesas NU85E Preliminary User's Manual

3.3.1 Program area

For instruction addressing, the CPU of the NU85E supports a linear address space (program area) with a
maximum size of 64 MB.
Note When a low-level signal is input to the IFIROME pin, this is also used as the external memory area.
When a high-level signal is input to the IFIROB2 pin, this is also used as the external memory area, and
the ROM area is located in the 1 MB area starting at address 0100000H.
CHAPTER 3 CPU
Figure 3-6. Program Area
3FFFFFFH
Peripheral I/O
area (4 KB)
3FFF000H
3FFEFFFH
RAM area
(4, 12, 28,
or 60 KB)
External
memory area
0100000H
00FFFFFH
ROM area
Note
(1 MB)
0000000H
Preliminary User's Manual A14874EJ3V0UM
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