Altera SDI II MegaCore Manual de usuario Pagina 49

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HD-SDI LN extraction
HD-SDI CRC
Payload ID extraction
Synchronizing data streams
Accessing transceiver
Identifying and tracking of ancillary data
Sync bit removal
The block diagrams below illustrate the SDI II IP core receiver (simplex) data path for each supported
video standard.
Figure 4-9: SD-SDI Receiver Data Path Block Diagram
Detect
Format
TRS
Aligner
Descrambler
RX
Oversample
Transceiver
Control
State Machine
Receive Prealign
RX Protocol
RX PHY Management
& PHY Adapter
Transceiver
Parallel
Video Out
10 10
Match
TRS
10
Extract
Payload ID
10 20
SDI In
Figure 4-10: HD-SDI Receiver Data Path Block Diagram
Detect
1 & 1/1,001
Rate
Transceiver
Control
State
Machine
RX PHY
Management
& PHY Adapter Transceiver
Parallel
Video Out
20
TRS
Aligner
Descrambler
2020
Detect
Format
Receive
RX Protocol
Match
TRS
10
Extract
Line
Check
CRC
Extract
Payload ID
Check
CRC
DemultiplexerMultiplexer
Y
C
10
20
SDI In
Prealign
UG-01125
2015.05.04
Receiver
4-7
SDI II IP Core Functional Description
Altera Corporation
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