BU94601KV_12 Datasheet, PDF (58/70 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU94601KV BU94603KV BU94604BKV
Datasheet
Table 22. MODE3 Status Output Commands
Command name
Command
Status output
1st byte 2nd byte
bytes
Status
READ_BUFF
0x5E
OFFSET
Optional
· This command outputs the specified
OFFSET byte data from status buffer.
READ_STATUS
0x00
5
· This command outputs OFFSET
0x00-0x04 of status buffer.
READ_PLAY_INFO
0x01
6
· This command outputs OFFSET
0x0A-0x0F of status buffer.
READ_VOL
0x02
1
· This command outputs OFFSET 0x05 of
status buffer.
READ_EQ
0x03
1
· This command outputs OFFSET 0x06 of
status buffer.
READ_ID3_TITLE
READ_ID3_ARTIST
READ_ID3_ALBUM
READ_FILE_NAME
READ_FOLDER_NAME
0x04
0x05
0x06
0x07
0x08
READ_RESUME_INFO
0x09
READ_NUMBER
0x5F
0x0A
64
· This command outputs the data of
Tag Title. *1
64
· This command outputs the data of
Tag Artist. *1
64
· This command outputs the data of
Tag Album. *1
64
· This command outputs the data of
playing file name. see 20.4
· This command outputs the data of
64
folder name includes playing
AAC/WMA/MP3 file. see 20.4
. Acquire RESUME information in this
command while being playbacking or
42
pausing.
. Set the data acquired in this command as
it is when setting RESUME information
by "SET_RESUME_INFO1-7".
4
· This command outputs OFFSET
0x10-0x13 of status buffer.
READ_REST_NUM
0x0B
4
· This command outputs OFFSET
0x14-0x17 of status buffer.
READ_SET_NUM
READ_FOLDER_INFO
READ_FILE_INFO
READ_CLAS
READ_VERSION
0x0C
0x0D
0x0E
0x0F
0x10
4
· This command outputs OFFSET
0x18-0x1B of status buffer.
· This command outputs the result of folder
76
analysis by "GET_DIRECT" command.
see 23.3.
· This command outputs the result of file
76
analysis by "GET_DIRECT" command.
see 23.3.
· This command outputs the data of file
4
cluster number. Use to check file when
"PLAY_DIRECT".
1
· This command outputs the data of
Firmware version.
READ_FILE_SIZE
READ_FILE_DATA
0x11
0x12
· The size of a specified file of the File
Read function is acquired. It outputs
4
With ittleEndian.
· When the file doesn't exist, "0xFF, 0xFF,
0xFF, and 0xFF" is output.
· The file data of a specified file of
the File Read function is read.
· The 92byte data reading is possible
96
by one time.
· Four head bytes are file offsets.
It outputs with LittleEndian.
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2012.07.12 Rev.001