H8S2357 Datasheet, PDF (149/1047 Pages) Renesas Technology Corp – RENESAS 46-BIT SINGLE-CHIP MICROCOMPUTER H8S FAMILY/H8S/2300 SERIES

6.3 Overview of Bus Control
6.3.1 Area Partitioning
In advanced mode, the bus controller partitions the 16 Mbytes address space into eight areas, 0 to 7, in 2-Mbyte units, and
performs bus control for external space in area units. Figure 6-2 shows an outline of the memory map.
Chip select signals (CS0 to CS7) can be output for each area.
H'000000
H'1FFFFF
H'200000
H'3FFFFF
H'400000
H'5FFFFF
H'600000
H'7FFFFF
H'800000
H'9FFFFF
H'A00000
H'BFFFFF
H'C00000
H'DFFFFF
H'E00000
H'FFFFFF
Area 0
(2 Mbytes)
Area 1
(2 Mbytes)
Area 2
(2 Mbytes)
Area 3
(2 Mbytes)
Area 4
(2 Mbytes)
Area 5
(2 Mbytes)
Area 6
(2 Mbytes)
Area 7
(2 Mbytes)
Advanced mode
Figure 6-2 Overview of Area Partitioning
Rev.6.00 Oct.28.2004 page 121 of 1016
REJ09B0138-0600H