BU94601KV_12 Datasheet, PDF (49/70 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU94601KV BU94603KV BU94604BKV
Datasheet
22.4 Resume information
This LSI outputs the information required to implement the resume function using the “READ_RESUME_INFO”
command.
Table 17. shows the resume information status register structure.
Table 17. Resume Information Register Structure
Status
OFFSET
Resume information
0x20-0x49
Resume Information data
[42 bytes]
i.Resume Information data :
Shows the file’s information and play’s information now.
This is a number uniquely set to the LSI.
Since the above 42-byte resume information is used to execute resume play, do not change the contents before
use. When you use changed contents, the action cannot assure.
You can implement the resume function by reading the resume information read using the
“READ_RESUME_INFO” command and then writing the information using the “SET_RESUME_INFO1-7”
command. After “SET_RESUME_INFO1-7” is all written, the LSI automatically searches and plays a resume
file from the time, which read “READ_RESUME_INFO” command upon completion of writing of
“SET_RESUME_INFO7”.
22.5 Language Code Information
This LSI outputs Language Code Information to Status register. (OFFSET=0x1C and 0x1D)
Table 18. shows the Language Code information status register structure.
Table 18. Language Code Information Register Structure
LANGH
OFFSET=0x1D
LANGL
OFFSET=0x1C
Language Code
0x00
0x00
ID3V1 TAG or ISO8859-1 (ID3V2 TAG)
0x00
0x01
UTF-16 (ID3V2 TAG)
0x00
0x02
UTF-16BE (ID3V2 TAG)
0x00
0x03
UTF-8 (ID3V2 TAG or AAC TAG iTunes Meta-data) *
0x00
0x49
UTF-16LE (WMA TAG) *
*BU94601KV doesn’t support WMA/AAC Tag.
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2012.07.12 Rev.001