VSC6134
Datasheet
2.2
Section Overhead Monitor
The following functions are supported by the receive section overhead monitor SOH monitor block:
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B1 section BIP-8 calculation and checking
Bit error rate monitoring and SD/SF detection
J0 monitoring
RS-AIS-L alarm detection
E1, F1 monitoring
D1-D3 Section DCC extraction
Z0 extraction
A block diagram of the section overhead monitor is shown in the following figure.
Figure 9. SOH Monitor Functional Block Diagram
Section Overhead Monitor
B2BITFRM_CNT
J0
Z0
E1/F1
Mon.
D1-D3
Mon.
B1
Mon.
Mon.
Mon.
J0ERRS
BIPERRS
J0BYTEm
BI8CNTBL
RS_AISS
BIP8CNT
Z0BYTE
E1F1NEWS
E1BYTE
SDCCRDYS
SDCCn
BER
Mon.
SDS
SFS
F1BYTE
MPU Interface
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VMDS-10185 Revision 4.0
July 2006