參數(shù)資料
型號: GS1582-IBE3
廠商: Gennum Corporation
英文描述: IC,MOT,MC145026P, DIP-16, ENCODER 9 LINE SIMPLEX
中文描述: 多速率的電纜驅(qū)動器,音頻多路復(fù)用器和ClockCleaner⑩串行
文件頁數(shù): 46/114頁
文件大?。?/td> 1224K
代理商: GS1582-IBE3
GS1582 Data Sheet
40117 - 1 November 2007
46 of 114
4.7.9.2 HD Formats
In HD mode, the control packets are inserted in the first line after the blanking line
in the Luma channel in the first available space.
Figure 4-16
shows the structure of the HD audio control packet as defined in
SMPTE 299M. An audio control packet is multiplexed once per field in the luma
channel of the video data stream.
Table 4-9
lists descriptions of the individual audio
control packet words. The audio core automatically generates certain audio control
packet words.
Figure 4-16: HD Audio Control Packet Structure
RSRV
2
Reserved Words
200h
Yes
CS
1
Checksum. Calculates the
sum of lower 9 bits of 22
words from DID
Yes
Table 4-8: Audio Control Packet Word Descriptions (Continued)
Name
No. of
Words
Description
Data
Auto-Generation
Table 4-9: Audio Control Packet Word Descriptions
Name
No. of
Words
Description
Data
Auto-Generation
ADF
3
Ancillary Data Flag
000h
3FFh
3FFh
Yes
DID
1
Audio Group Data ID
1E3h
2E2h
2E1h
1E0h
See
Table 4-10
DBN
1
Data Block Number
200h
Yes
DC
1
Data Count
10Bh
Yes
AF
1
Audio Frame Number
Yes
RATE
1
Sampling Frequency
Yes
ACT
1
Active Channel
ACT[8:1] setting
DELA0-3
3
Ch1/2 Delay Data
27-bit Host Interface
setting
A
User Data Words
1
D
D
D
A
D
D
R
C
R
A
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