
Application Note
Boost Your System Performance Using The Zilog ESCC
™
13-12
AUTOMATIC OPENING FLAG TRANSMISSION
(Continued)
Figure 13. Transmission of Back-to-Back Frames with a Shared Flag
Closing
Flag
Frame N
Flag
Frame N+1
Requirements: Automatic EOM Reset and Automatic Opening Flag features are enabled.
Opening
Flag
Figure 14. Operation of Shared Flag Transmission
TX Underrun/EOM
Tx BE
Data CRC1 CRC2 Flag Data
Enable Automatic EOM Reset
ESCC Lo
Data He
SCC Lo
Data H
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