R&S ESU Series, Operating Manual

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Operating Manual 1302.6163.12 - 03 6.9
R&S ESU Remote Control – Description of Commands
Common Commands
*IDN?
IDENTIFICATION QUERY queries the instrument identification.
Example:
"Rohde&Schwarz, ESU-8, 123456/789, 4.33"
ESU-8 = Device name
123456/789 = Serial number of the instrument
4.33 = Firmware version number
*IST?
INDIVIDUAL STATUS QUERY returns the contents of the IST flag in decimal form (0 | 1). The IST flag
is the status bit which is sent during a parallel poll (cf. chapter “Remote Control – Basics” ).
*OPC
OPERATION COMPLETE sets bit 0 in the event status register when all preceding commands have
been executed. This bit can be used to initiate a service request (cf. chapter “Remote Control –
Basics” ).
*OPC?
OPERATION COMPLETE QUERY writes message "1" into the output buffer as soon as all preceding
commands have been executed (cf. chapter “Remote Control – Basics” ).
*OPT?
OPTION IDENTIFICATION QUERY checks which options the instrument contains and returns a list of
installed options. The individual options are separated by commas.
Position Option
1 implemented Audio Demodulator
2 R&S FSU-B4 OCXO
3 implemented Preselector (always present)
4 to 6 Reserved
7 R&S FSU-B9 Tracking Generator 3.6 GHz / I/Q can be modulated
8 R&S FSP-B10 Ext. Generator Control
9 Reserved
10 R&S FSU-B12 Attenuator for Tracking Generator
11 to 13 Reserved
14 implemented LAN Interface
15 to 17 Reserved
18 R&S ESU-K53 Time Domain Scan
19 to 21 Reserved
22 R&S ESU-B40 RF-Preamplifier (20 Hz to
≥
40 GHz)
32 R&S FS-K7 FM Demodulator
33 to 49 reserved
50 R&S ESPI-K50 Trigger for coverage measurement
51 reserved