PM4351(2001) Просмотр технического описания (PDF) - PMC-Sierra

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производитель

PM4351
(Rev.:2001)

Combined E1/T1/J1 Transceiver/Framer

PMC-Sierra 

STANDARD PRODUCT

DATA SHEET

PMC-1970624

ISSUE 10

PM4351 COMET

COMBINED E1/T1 TRANSCEIVER

12 TEST FEATURES DESCRIPTION ...................................................... 349

12.1 Test Mode 0............................................................................... 351

12.2 JTAG Test Port .......................................................................... 353

13 FUNCTIONAL TIMING......................................................................... 356

13.1 Transmit Backplane Interface.................................................... 356

13.2 Receive Backplane Interface..................................................... 362

14 OPERATION ........................................................................................ 367

14.1 Configuring the COMET from Reset.......................................... 367

14.2 Using the Internal HDLC Transmitters....................................... 373

14.2.1 Automatic transmission mode using interrupts: .............. 374

14.2.2 TDPR Interrupt Routine: ................................................. 375

14.2.3 Automatic transmission mode using polling:................... 376

14.3 Using the Internal HDLC Receivers........................................... 377

14.4 T1 Automatic Performance Report Format................................ 379

14.5 Using the Transmit Line Pulse Generator ................................. 381

14.6 Using the Line Receiver ............................................................ 401

14.6.1 T1 Performance Monitor Mode........................................411

14.7 Using the Test Pattern Generator.............................................. 414

14.7.1 Common Test Patterns ................................................... 415

14.8 Using the Loopback Modes....................................................... 417

14.8.1 Line Loopback ................................................................ 417

14.8.2 Payload Loopback .......................................................... 418

14.8.3 Diagnostic Digital Loopback ........................................... 419

14.8.4 Per-Channel Loopback................................................... 420

PROPRIETARY AND CONFIDENTIAL

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