PM7385-BI Ver la hoja de datos (PDF) - PMC-Sierra

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PM7385-BI

FRAME ENGINE AND DATALINK MANAGER 84A672

PMC-Sierra 

DATA SHEET

PMC-1990114

ISSUE 6

PM7385 FREEDM-84A672

84 LINK, 672 CHANNEL FRAME ENGINE AND DATA LINK MANAGER

WITH ANY-PHY PACKET INTERFACE

LIST OF FIGURES

FIGURE 1 – HDLC FRAME...............................................................................40

FIGURE 2 – CRC GENERATOR.......................................................................41

FIGURE 3 – PARTIAL PACKET BUFFER STRUCTURE ..................................46

FIGURE 4 – PARTIAL PACKET BUFFER STRUCTURE ..................................53

FIGURE 5 – INPUT OBSERVATION CELL (IN_CELL) ...................................198

FIGURE 6 – OUTPUT CELL (OUT_CELL)......................................................199

FIGURE 7 – BI-DIRECTIONAL CELL (IO_CELL)............................................199

FIGURE 8 – LAYOUT OF OUTPUT ENABLE AND BI-DIRECTIONAL CELLS200

FIGURE 9 – BOUNDARY SCAN ARCHITECTURE ........................................202

FIGURE 10 – TAP CONTROLLER FINITE STATE MACHINE ........................204

FIGURE 11 – T1/E1 DROP BUS FUNCTIONAL TIMING ................................208

FIGURE 12 – DS3 DROP BUS FUNCTIONAL TIMING ..................................208

FIGURE 13 – DS3 ADD BUS ADJUSTMENT REQUEST FUNCTIONAL TIMING

..............................................................................................................209

FIGURE 14 – RECEIVE LINK TIMING ............................................................210

FIGURE 15 – TRANSMIT LINK TIMING .........................................................210

FIGURE 16 – RECEIVE APPI TIMING (NORMAL TRANSFER) ..................... 211

FIGURE 17 – RECEIVE APPI TIMING (AUTO DESELECTION) ....................212

FIGURE 18 – RECEIVE APPI TIMING (OPTIMAL RESELECTION)...............213

FIGURE 19 – RECEIVE APPI TIMING (BOUNDARY CONDITION) ...............214

FIGURE 20 – TRANSMIT APPI TIMING (NORMAL TRANSFER)...................215

FIGURE 21 – TRANSMIT APPI TIMING (SPECIAL CONDITIONS)................216

FIGURE 22 – TRANSMIT APPI TIMING (POLLING).......................................217

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

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