BU94601KV_12 Datasheet, PDF (54/70 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU94601KV BU94603KV BU94604BKV
Datasheet
A vendor code and Product ID are stored in COMAREA.
Please read COMAREA after GET_VENDOR command
transmission and acquire code data.
GET_ VENDOR
2
0x5F 0x16 -
- Offset 0x20：Vendor code Lower byte
0x21：Vendor code Upper byte
0x22：Product code Lower byte
0x23：Product code Upper byte
FORCE_
DISCON_USB
2 0x5D 0x02 -
- ^{Force mounted USB memory to be disconnected.}
FORCE_
CON_USB
2 0x5D 0x0A -
- ^{Mounts USB memory again, which Mount ERROR occurred.}
FORCE_
DISCON_SD
4
0x5D 0x0C 0x01 0x00 ^{Force SD memory to be disconnected, which Mount ERROR}
occurred
FORCE_
CON_SD
4
0x5D 0x0C 0x00
0x00
Mounts SD memory again, which was disconnected by
FORCE_DISCON_SD command.
LUN, which USB memory mounts, is specified.
LUN specified at the time of USB connection mounts.
When another LUN is already mounted, it re-mounts to
SET_LUN
4
0x5D 0x0D setting 0x00
specified LUN.
When not specifying LUN, effective LUN becomes an AUTO
setup and LUN detected first is mounted at the time of USB
memory connection.
(Initial value)
RESET_LUN
2 0x5D 0x0E -
-
Effective LUN is set to AUTO and LUN detected first comes to
be mounted at the time of USB memory connection.
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© 2012 ROHM Co., Ltd. All rights reserved.
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TSZ02201-0V2V0E600010-1-2
2012.07.12 Rev.001