78P2351
Single Channel
OC-3/ STM1-E/ E4 LIU
Page: 2 of 42
2006 Teridian Semiconductor Corporation
Rev. 2.4
TABLE OF CONTENTS .................................................................................................2
FUNCTIONAL DESCRIPTION........................................................................................4
MODE SELECTION................................................................................................................................4
REFERENCE CLOCK ............................................................................................................................4
RECEIVER OPERATION .......................................................................................................................4
Receiver Monitor Mode ..................................................................................................................4
Receive Loss of Signal ..................................................................................................................5
Receive Loss of Lock.....................................................................................................................5
TRANSMITTER OPERATION................................................................................................................5
Synchronous (Re-timing) Tx Serial Modes ..................................................................................5
Plesiochronous Tx Serial Modes ..................................................................................................6
Synchronous Parallel Modes ........................................................................................................6
Transmit FIFO Description ............................................................................................................6
Transmit Driver ...............................................................................................................................7
Transmit Monitor Mode..................................................................................................................7
Clock Synthesizer...........................................................................................................................7
Transmit Backplane Equalizer ......................................................................................................7
Transmit Loss of Lock ...................................................................................................................7
POWER-DOWN FUNCTION .................................................................................................................7
LOOPBACK MODES .............................................................................................................................8
POWER-ON RESET ..............................................................................................................................8
SERIAL CONTROL INTERFACE .........................................................................................................9
PROGRAMMABLE INTERRUPTS ........................................................................................................9
REGISTER DESCRIPTION........................................................................................... 10
REGISTER ADDRESSING...................................................................................................................10
REGISTER TABLE...............................................................................................................................10
LEGEND ...............................................................................................................................................11
GLOBAL REGISTERS .........................................................................................................................11
ADDRESS 0-0: MASTER CONTROL REGISTER .......................................................................11
ADDRESS 0-1: INTERRUPT CONTROL REGISTER..................................................................12
ADDRESS 0-2: I/O CONTROL REGISTER .................................................................................12
PORT-SPECIFIC REGISTERS ............................................................................................................13
ADDRESS 1-0: MODE CONTROL REGISTER ...........................................................................13
ADDRESS 1-1: SIGNAL CONTROL REGISTER.........................................................................14
ADDRESS 1-2: ADVANCED TX CONTROL REGISTER 1 .........................................................15
ADDRESS 1-3: ADVANCED TX CONTROL REGISTER 0 .........................................................15
ADDRESS 1-4: MODE CONTROL REGISTER 2 ........................................................................15
ADDRESS 1-5: STATUS MONITOR REGISTER.........................................................................16