HD6417606 RENESAS [Renesas Technology Corp], HD6417606 Datasheet - Page 335

• Manufacturer Part Number: HD6417606
• Manufacturer: RENESAS [Renesas Technology Corp]

Bit
9
8
7
6
Bit Name
BMD
BSEL
—
—
Initial
Value
0
0
0
1
R/W
R/W
R/W
R
R
Description
HIFRAM Bank Mode
HIFRAM Bank Select
Controls the HIFRAM access mode.
00: Both an external device and the on-chip CPU can
01: Both an external device and the on-chip CPU can
10: An external device can access only bank 0 while
11: An external device can access only bank 1 while
Reserved
This bit is always read as 0. The write value should
always be 0.
Reserved
This bit is always read as 1. The write value should
always be 1.
access bank 0. When access by both of these
conflict, even though the access addresses differ,
access by the external device is processed before
access by the on-chip CPU. Bank 1 cannot be
accessed.
access bank 1. When access by both of these
conflict, even though the access addresses differ,
access by the external device is processed before
access by the on-chip CPU. Bank 0 cannot be
accessed.
the on-chip CPU can access only bank 1.
the on-chip CPU can access only bank 0.
Rev. 4.00 Sep. 13, 2007 Page 309 of 502
Section 13 Host Interface (HIF)
REJ09B0239-0400