PM4388 datasheet(3/284 Pages) PMC

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PM4388 TOCTL

DATA SHEET

PMC-960840

ISSUE 5

OCTAL T1 FRAMER

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

9.14

TRANSMIT PER-DS0 SERIAL CONTROLLER (TPSC) .............. 29

9.15

SIGNALING ALIGNER (SIGA)..................................................... 29

9.16

INBAND LOOPBACK CODE GENERATOR (XIBC)..................... 29

9.17

BIT ORIENTED CODE GENERATOR (XBOC) ............................ 29

9.18

TDPR FACILITY DATA LINK TRANSMITTER .............................. 30

9.19

RECEIVE AND TRANSMIT DIGITAL JITTER ATTENUATOR (RJAT,

TJAT)............................................................................................ 31

9.20

TIMING OPTIONS (TOPS) .......................................................... 35

9.21

EGRESS INTERFACE (EIF) ........................................................ 35

9.22

MICROPROCESSOR INTERFACE (MPIF) ................................. 37

NORMAL MODE REGISTER DESCRIPTION........................................ 42

TEST FEATURES DESCRIPTION ....................................................... 191

12.1

TEST MODE 0 ........................................................................... 193

12.2

JTAG TEST PORT...................................................................... 197

FUNCTIONAL TIMING DIAGRAMS ..................................................... 200

OPERATIONS....................................................................................... 207

14.1

CONFIGURING THE TOCTL FROM RESET............................. 207

14.2

USING THE INTERNAL FDL TRANSMITTER ........................... 210

14.3

USING THE INTERNAL FDL RECEIVER.................................. 214

14.4

USING THE PRGD PATTERN GENERATOR/DETECTOR ........ 218

14.5

USING THE LOOPBACK MODES ............................................. 223

14.5.1 LINE LOOPBACK............................................................ 223

14.5.2 DIAGNOSTIC DIGITAL LOOPBACK ............................... 224

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