Symmetricom Z3801A, User Manual

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Chapter 4 Command Listing and Status Information
Z3801A Commands
User’s Guide 4-5
:DIAGnostic Node Only
:IDENtification Node Only.
:GPSystem? returns a sequence of
quoted strings Returns the model number, serial number, and
revision of the internal GPS receiver.
:LIFetime Node Only.
:COUNt? returns 32-bit integer Returns lifetime count, indicating total powered
on time.
:LOG Node Only. See list of log messages later in this
document.
:CLEar [<log count>] Clears the log. The optional log count parameter
is provided to ensure that no log entries are
unread at the time of the clear. If value sent in
doesn't match current log entry count (Use
:DIAG:LOG:COUNt? to obtain this number.), the
clear will not take place.
:COUNt? returns INTEGER Identifies number of entries in log.
[:READ]?
[<numeric>] send: [<numeric>]
returns: quoted string Outputs single log entry. Optional numeric
parameter can be used to identify a specific log
entry. If no numeric is provided, will output most
recent log entry.
:ROSCillator Node Only.
:EFControl Node Only.
[:RELative]? returns INTEGER in % Outputs EFC value in %, range -100% to +100%.
Note :DIAG:ROSC:EFC? will give same
response.
:QUERY Node Only
:RESPonse? returns unquoted string Queries the last response item. Used when
transmission error has occurred.
:LED Node Only
:ACTive 0 | OFF | 1 | ON Sets or queries Active LED.
:ALARm? returns 0 | 1 Query Alarm LED. Conditions for enabling alarm
are determined via :LED:ALARm:USER.
:USER 0 | OFF | 1 | ON Provides a way to directly set Alarm.
:ENABled 0 | OFF | 1 | ON Sets or queries Enabled LED.
:GPSLock? returns 0 | 1 Queries Lock LED.
:HOLDover? returns 0 | 1 Queries Holdover LED.
Table 4-2. Z3801A PRIMARY Commands (continued)
Keyword/Syntax Parameters/
Responses Comments