HD6413007F20 Datasheet, PDF (52/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

2. CPU
2.3 Address Space
Figure 2.2 shows a simple memory map for the H8/3006 and H8/3007. The H8/300H CPU can
address a linear address space with a maximum size of 64 kbytes in normal mode, and 16 Mbytes
in advanced mode. For further details see section 3.6, Memory Map in Each Operating Mode.
The 1-Mbyte operating modes use 20-bit addressing. The upper 4 bits of effective addresses are
ignored.
H'0000
H'FFFF
H'00000
H'000000
H'FFFFF
H'FFFFFF
a. 1-Mbyte mode
b. 16-Mbyte mode
Normal mode*
Advanced mode
Note: * Normal mode is not available in the H8/3006 and H8/3007.
Figure 2.2 Memory Map
Rev.5.00 Sep. 12, 2007 Page 22 of 764
REJ09B0396-0500