Command Reference Guide

SROS Command Line Interface Reference Guide Serial Interface Configuration Command Set
5991-2114 © Copyright 2005 Hewlett-Packard Development Company, L.P. 495
et-clock-source <source>
Use the et-clock-source command to configure the clock source used when creating the external transmit
(reference clock). Use the no form of this command to return to the default value.
Syntax Description
<source> Specifies the signal source to use when creating the External Transmit reference
clock (et-clock).
rxclock Use the clock recovered from the receive signal to generate et-clock.
txclock Use the clock recovered from the transmit signal to generate et-clock.
Default Values
<source> txclock
Command Modes
(config-ser 1/1)# Serial Interface Configuration Mode
Functional Notes
External Transmit clock (et-clock) is an interface timing signal (provided by the DTE device) used to
synchronize the transfer of transmit data.
Usage Examples
The following example configures the serial interface to recover the clock signal from the received signal
and use it to generate et-clock:
(config)#interface serial 1/1
(config-ser 1/1)#et-clock-source rxclock