GS1503BCVE2 GENNUM [Gennum Corporation], GS1503BCVE2 Datasheet - Page 38

• Manufacturer Part Number: GS1503BCVE2
• Description: HD Embedded Audio CODEC Data Sheet
• Manufacturer: GENNUM [Gennum Corporation]

contiguous from the beginning of the HANC space or the GS1503B will overwrite
existing packets with blanking before multiplexing new packets. See
Figure
4-19.
Blank
Blank (200 h )
(200 h )
Video Signal before GS1503B (with space between EAV and existing Audio Data Packets)
Blank (200 h )
Video Signal after GS1503B Insertion of Audio Groups 3 & 4 (CASCADE = 1)
Figure 4-19: Insertion of Audio Groups 3 & 4 with space between EAV and
audio
4.10 Audio Control Packets
4.10.1 Audio Control Packet Structure
Figure 4-20
shows the structure of the 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 4-29
lists descriptions of the individual audio control packet words.
The GS1503B will automatically generate certain audio control packet words.
User Data Words
Figure 4-20: Audio Control Packet Structure
GS1503B HD Embedded Audio CODEC
38 of 90
Data Sheet
37953 - 1
December 2009