參數(shù)資料
型號(hào): STA016A
廠商: 意法半導(dǎo)體
英文描述: MPEG 2.5 LAYER III AUDIO DECODER SUPPORTING CD-ROM CAPABILITY
中文描述: 2.5第三層的MPEG音頻解碼器支承的CD - ROM的能力
文件頁(yè)數(shù): 27/43頁(yè)
文件大?。?/td> 268K
代理商: STA016A
27/43
STA016A
6.9.15 CD_SONG_TYPE_INFO :
Address : 0xA6 (166)
Type : RO - AEC
Software Reset : 0
Description :
This register specifies the kind of current information
contained in the
Table 26.
When the track has changed the previous informa-
tion are declared “not valid”. New valid information
should be requested by user.
6.9.16 NB_OF_CUR_TRACK :
Address : 0xA7 (167)
Type : RO - AEC
Software Reset : 0
Description :
This register specifies the number of the current track
into his directory (sub-directories included): from 1 to
max number of track/subdirectory.
6.9.17 NB_OF_CUR_DIR :
Address : 0xA8 (168)
Type : RO - AEC
Software Reset : 0
Description :
This register specifies the number of the current di-
rectory into the CD: from 1 to max number of directo-
ry. This number is negative if going backward to the
end of the CD with the command directory-down.
6.9.18 CD_CUR_STATUS :
Address : 0xA9 (169)
Type : RO - ABO
Software Reset : 0
Description :
This register gives the status of the CD application.
Table 27.
b7
b6
b5
b4
b3
b2
b1
b0
Value
Signification
0
information not valid
1
ID3 song name information
2
ID3 author name information
3
ID3 album name information
4
file name information
5
directory name information
6
bytes requested
7
play list content
b7
b6
b5
b4
b3
b2
b1
b0
b7
b6
b5
b4
b3
b2
b1
b0
b7
b6
b5
b4
b3
b2
b1
b0
Bit
Mode
0
0: unknown format.
1: recognized format
1
reserved.
2
0: searching track.
1: track founded.
3
0: ID3 present.
1: ID3 missing.
4
0: no error detected.
1: error detected.
5
0: CD application in pause.
1: CD application not in pause.
6
0: CD not playable.
1: CD playable.
7
0: music mode.
1: searching bytes mode
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