SH7616 datasheet(282/935 Pages) RENESAS

282 / 935 page

Section 7 Bus State Controller (BSC)

Rev. 2.00 Mar 09, 2006 page 256 of 906

REJ09B0292-0200

Address

Space

Memory

Size

H'24000000–H'25FFFFFF

CS2 space, cache-through

area

Ordinary space or

synchronous DRAM*

32 Mbytes

H'26000000–H'27FFFFFF

CS3 space, cache-through

area

Ordinary space,

synchronous DRAM*

2, or

DRAM

32 Mbytes

H'28000000–H'29FFFFFF

CS4 space, cache-through

area

Ordinary space (I/O

device)

32 Mbytes

H'2A000000–H'3FFFFFFF Reserved*

H'40000000–H'49FFFFFF

Associative purge space

160 Mbytes

H'4A000000–H'5FFFFFFF Reserved*

H'60000000–H'7FFFFFFF Address array, read/write

space

512 Mbytes

H'80000000–H'BFFFFFFF Reserved*

H'C0000000–H'C0000FFF Data array, read/write space

4 kbytes

H'C0001000–H'DFFFFFFF Reserved*

H'E0000000–H'FFFEFFFF Reserved*

H'FFFF0000–H'FFFF0FFF For setting synchronous

DRAM mode

4 kbytes

H'FFFF1000–H'FFFF7FFF Reserved*

H'FFFF8000–H'FFFF8FFF For setting synchronous

DRAM mode

4 kbytes

H'FFFFC000–H'FFFFBFFF Reserved*

H'FFFFFC00–H'FFFFFFFF On-chip peripheral modules

Notes: 1. Do not access reserved spaces, as operation cannot be guaranteed.

2. Bank-active mode is not supported for CS2 space synchronous DRAM access; auto-

precharge mode is always used.

Bank-active mode is supported for CS3 space synchronous DRAM access.

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