Renesas M3A-HS85 User Manual

Page 13

Overview

1.7 M3A-HS85 Memory Mapping

Rev.1.04 2008.07.10

1-9

REJ10J1564-0104

CS0 space

CS1 space

CS2 space

CS3 space

CS4 space

CS5 space

CS6 space

CS7 space

Reserved

Logical space of the SH7285

MCU mode 0, 1

(On-chip ROM disabled mode)

H'0000 0000

H'0400 0000

H'0800 0000

H'0C00 0000

H'1000 0000

H'1400 0000

H'1800 0000

H'1C00 0000

H'03FF FFFF

H'0BFF FFFF

H'0FFF FFFF

H'13FF FFFF

M3A-HS85 Memory Mapping

H'07FF FFFF

User area *3

User area

Reserved

H'17FF FFFF

H'1BFF FFFF

H'0000 0000

H'0400 0000

H'0800 0000

H'0C00 0000

H'1000 0000

H'1400 0000

H'1800 0000

H'1C00 0000

H'03FF FFFF

H'0CFF FFFF

H'2000 0000

H'1FFF FFFF

H'2000 0000

H'13FF FFFF

Peripheral I/O

H'FFF8 0000

H'FFF8 8000

H'FFF7 FFFF

H'FFF8 7FFF

Reserved

SDRAM mode setting

Reserved

On-chip RAM(32KB)

H'FFFC 0000

H'FFFD 0000

H'FFFB FFFF

H'FFFC FFFF

H'FFFE 0000

H'FFFD FFFF

H'FFFF FFFF

Peripheral I/O

H'FFF8 0000

H'FFF8 8000

H'FFF7 FFFF

H'FFF8 7FFF

Reserved

SDRAM mode setting

Reserved

On-chip RAM(32KB)

H'FFFC 0000

H'FFFD 0000

H'FFFB FFFF

H'FFFC FFFF

H'FFFE 0000

H'FFFD FFFF

H'FFFF FFFF

H'0BFF FFFF

H'07FF FFFF

H'17FF FFFF

H'1BFF FFFF

H'1FFF FFFF

SRAM(2MB) *1 *2 *3

SDRAM(16MB) *2

SRAM(2MB) *1 *2

[Notes]

*1 CS space to assign is selected according to software. CS space which can be selected at a

time is only one.

*2 It is initially not mounted.
*3 ROM for program is necessary for CS0 space.

Figure 1.7.2 Example Memory Mapping of SH7285 (MCU mode 0,1)

This manual is related to the following products:

SuperH SH7285