H83048 datasheet(97/905 Pages) RENESAS

97 / 905 page

Section 3 MCU Operating Modes

Rev. 7.00 Sep 21, 2005 page 73 of 878

REJ09B0259-0700

H'00000

H'000FF

H'07FFF

Mode 5

(1-Mbyte expanded mode with

on-chip ROM enabled)

Mode 6

(16-Mbyte expanded mode with

on-chip ROM enabled)

Mode 7

(single-chip advanced mode)

H'1FFFF

H'20000

H'3FFFF

H'40000

H'5FFFF

H'60000

H'7FFFF

H'80000

H'9FFFF

H'A0000

H'BFFFF

H'C0000

H'DFFFF

H'E0000

Area 0

Area 1

Area 2

Area 3

Area 4

Area 5

Area 6

Area 7

External address

space

Vector area

On-chip ROM

On-chip RAM *

External

address

space

Internal I/O

registers

H'F8000

H'FEF0F

H'FEF10

H'FFF00

H'FFF0F

H'FFF10

H'FFF1B

H'FFF1C

H'FFFFF

H'00000

H'000FF

H'07FFF

Vector area

On-chip ROM

On-chip RAM

Internal I/O

registers

H'FEF10

H'FFF00

H'FFF0F

H'FFF1C

H'FFFFF

H'1FFFF

H'F8000

Note:

External addresses can be accessed by disabling on-chip RAM.

On-chip ROM

H'000000

H'0000FF

H'007FFF

H'1FFFFF

H'200000

Area 0

Area 1

Area 2

Area 3

Area 4

Area 5

Area 7

External

address

space

Vector area

External

address

space

Internal I/O

registers

H'01FFFF

H'020000

H'FFEF0F

H'FFEF10

H'FFFF00

H'FFFF0F

H'FFFF10

H'FFFF1B

H'FFFF1C

H'FFFFFF

H'3FFFFF

H'400000

H'5FFFFF

H'600000

H'7FFFFF

H'800000

H'9FFFFF

H'A00000

H'BFFFFF

H'C00000

H'DFFFFF

H'E00000

On-chip RAM *

Area 6

H'FF8000

Figure 3.1 H8/3048 Memory Map in Each Operating Mode (cont)

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