2.2
CPU Operating Modes
The H8/300H CPU has two operating modes: normal and advanced. Normal mode supports a
maximum 64-kbyte address space. Advanced mode supports up to 16 Mbytes.
CPU operating modes
Normal mode
Advanced mode
Figure 2.1 CPU Operating Modes
Maximum 64 kbytes, program
and data areas combined
Maximum 16 Mbytes, program
and data areas combined
Rev. 4.00 Jan 26, 2006 page 25 of 938
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Section 2 CPU