Table of Contents
Advertisement
Section 2 CPU
2.3
Address Space
Figure 2.2 shows a simple memory map for the H8/3067 Group. 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'00000
H'000000
H'FFFF
H'FFFFF
H'FFFFFF
a. 1-Mbyte mode
b. 16-Mbyte mode
Normal mode
Advanced mode
Figure 2.2 Memory Map
Rev. 4.00 Jan 26, 2006 page 26 of 938
REJ09B0276-0400
Advertisement
Table of Contents
