PM7380-PI Просмотр технического описания (PDF) - PMC-Sierra

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PM7380-PI

FRAME ENGINE AND DATALINK MANAGER 32P672

PMC-Sierra 

RELEASED

DATA SHEET

PMC-1990262

ISSUE 5

PM7380 FREEDM-32P672

FRAME ENGINE AND DATA LINK MANAGER 32P672

LIST OF FIGURES

FIGURE 1 – H-MVIP PROTOCOL ....................................................................38

FIGURE 2 – HDLC FRAME...............................................................................39

FIGURE 3 – CRC GENERATOR.......................................................................39

FIGURE 4 – PARTIAL PACKET BUFFER STRUCTURE ..................................45

FIGURE 5 – RECEIVE PACKET DESCRIPTOR...............................................47

FIGURE 6 – RECEIVE PACKET DESCRIPTOR TABLE...................................50

FIGURE 7 – RPDRF AND RPDRR QUEUES ...................................................52

FIGURE 8 – RPDRR QUEUE OPERATION......................................................54

FIGURE 9 – RECEIVE CHANNEL DESCRIPTOR REFERENCE TABLE.........55

FIGURE 10 – GPIC ADDRESS MAP ................................................................62

FIGURE 11 – TRANSMIT DESCRIPTOR..........................................................64

FIGURE 12 – TRANSMIT DESCRIPTOR TABLE .............................................68

FIGURE 13 – TDRR AND TDRF QUEUES .......................................................70

FIGURE 14 – TRANSMIT CHANNEL DESCRIPTOR REFERENCE TABLE ....72

FIGURE 15 – TD LINKING................................................................................75

FIGURE 16 – PARTIAL PACKET BUFFER STRUCTURE ................................79

FIGURE 17 – INPUT OBSERVATION CELL (IN_CELL) .................................279

FIGURE 18 – OUTPUT CELL (OUT_CELL) ...................................................280

FIGURE 19 – BI-DIRECTIONAL CELL (IO_CELL) .........................................280

FIGURE 20 – LAYOUT OF OUTPUT ENABLE AND BI-DIRECTIONAL CELLS

..............................................................................................................281

FIGURE 21 – BOUNDARY SCAN ARCHITECTURE ......................................283

FIGURE 22 – TAP CONTROLLER FINITE STATE MACHINE ........................285

PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA,INC., AND FOR ITS CUSTOMERS’ INTERNAL USE vi

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