HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 32

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

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. See figure 2-1.
The H8/3048 Series can be used only in advanced mode. (Information from this point on will
apply to advanced mode unless otherwise stated.)
CPU operating modes
Figure 2-1 CPU Operating Modes
Advanced mode
Normal mode
17
Maximum 64 kbytes, program
and data areas combined
Maximum 16 Mbytes, program
and data areas combined