MT9076 Просмотр технического описания (PDF) - Mitel Networks

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производитель

MT9076

T1/E1/J1 3.3V Single Chip Transceiver

Mitel Networks 

MT9076

8.2.5 Interframe Time Fill and Link Channel States ................................................................................ 37

8.2.6 Go-Ahead ....................................................................................................................................... 37

8.3 HDLC Functional Description .................................................................................................................37

8.3.1 HDLC Transmitter........................................................................................................................... 37

8.3.2 HDLC Receiver............................................................................................................................... 38

9.0 Slip Buffers .................................................................................................................... 40

9.1 Slip Buffer in T1 Mode............................................................................................................................40

9.2 Slip Buffer in E1 mode............................................................................................................................42

10.0 Framing Algorithm ........................................................................................................ 43

10.1 Frame Alignment in T1 Mode .................................................................................................................43

10.2 Frame Alignment in E1 mode.................................................................................................................44

10.2.1 Notes for Synchronization State Diagram (Figure 16).................................................................... 46

10.3 Reframe..................................................................................................................................................46

10.3.1 E1 Mode ........................................................................................................................................ 46

10.3.2 T1 Mode ......................................................................................................................................... 46

11.0 MT9076 Channel Signaling........................................................................................... 46

11.1 Channel Signaling in T1 Mode ...............................................................................................................46

11.2 Channel Signaling in E1 Mode ...............................................................................................................47

12.0 Loopbacks ..................................................................................................................... 48

13.0 Performance Monitoring ............................................................................................... 49

13.1 Error Counters........................................................................................................................................49

13.2 T1 Counters............................................................................................................................................49

13.2.1 Framing Bit Error Counter (FC7-0) ................................................................................................. 49

13.2.2 Out Of Frame / Change Of Frame Alignment Counter (OOF3-0/COFA3-0) .................................. 49

13.2.3 Multiframes out of Sync Counter (MFOOF7-MFOOF0).................................................................. 50

13.2.4 CRC-6 Error Counter (CC15-0) ...................................................................................................... 50

13.2.5 Line Code Violation Error Counter (LCV15-LCV0) ......................................................................... 50

13.2.6 PRBS Error Counter (PS7-0).......................................................................................................... 50

13.2.7 CRC Multiframe Counter for PRBS (PSM7-0)................................................................................ 50

13.3 E1 Counters ...........................................................................................................................................50

13.4 Errored FAS Counter (EFAS7-EFAS0) ..................................................................................................50

13.5 E-bit Counter (EC15-0)...........................................................................................................................51

13.6 Line Code Violation Error Counter (LCV15-LCV0).................................................................................51

13.7 CRC-4 Error Counter (CC15-0)..............................................................................................................51

13.8 PRBS Error Counter (PS7-0) .................................................................................................................51

13.9 CRC Multiframe Counter for PRBS (PSM7-0)........................................................................................51

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