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Renesas SH7641 User Manual

Page 326

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Section 12 Bus State Controller (BSC)

Rev. 4.00 Sep. 14, 2005 Page 276 of 982

REJ09B0023-0400

Table 12.3 Address Space Map 2 (CMNCR.MAP = 1)

Physical Address

Area

Memory to be
Connected Capacity

H'00000000 to
H'03FFFFFF

Area 0

Normal memory

Burst ROM
(Asynchronous)

Burst ROM
(Synchronous)

64 Mbytes

H'04000000 to
H'07FFFFFF

Area 1

Internal I/O register
area*

3

64 Mbytes

H'08000000 to
H'0BFFFFFF

Area 2

Normal memory

Byte-selection SRAM

SDRAM

64 Mbytes

H'0C000000 to
H'0FFFFFFF

Area 3

Normal memory

Byte-selection SRAM

SDRAM

64 Mbytes

H'10000000 to
H'13FFFFFF

Area 4

Normal memory

Byte-selection SRAM

Burst ROM
(Asynchronous)

64 Mbytes

H'14000000 to
H'17FFFFFF

Area 5*

2

Normal

memory

Byte-selection SRAM

MPX-I/O

64 Mbytes

H'18000000 to
H'1BFFFFFF

Area 6*

2

Normal

memory

Byte-selection SRAM

Burst MPX-I/O

64 Mbytes

H'1C000000 to
H'1FFFFFFF

Area 7

Reserved*

1

64

Mbytes

Notes: 1. Do not access the reserved area. If the reserved area is accessed, the correct

operation cannot be guaranteed.

2. For area 5, the CS5BBCR and CS5BWCR registers and the

CS5B signal are valid.

For area 6, the CS6BBCR and CS6BWCR registers and the

CS6B signal are valid.

3. Access the address indicated in section 24, List of Registers, for the on-chip I/O register

in area 1. Do not access area 1 addresses which are not described in the register map.
Otherwise, the correct operation cannot be guaranteed.

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