Operating instructions

R&S ESCI Common Commands
1166.6004.12 6.5 E-1
*CAL?
CALIBRATION QUERY initiates a calibration of the instrument and subsequently queries the
calibration status. Any responses > 0 indicate errors.
*CLS
CLEAR STATUS sets the status byte (STB), the standard event register (ESR) and the EVENt-part
of the QUEStionable and the OPERation register to zero. The command does not alter the mask and
transition parts of the registers. It clears the output buffer.
*ESE 0 to 255
EVENT STATUS ENABLE sets the event status enable register to the value indicated. The query
form *ESE? returns the contents of the event status enable register in decimal form.
*ESR?
STANDARD EVENT STATUS QUERY returns the contents of the event status register in decimal
form (0 to 255) and subsequently sets the register to zero.
*IDN?
IDENTIFICATION QUERY queries the instrument identification.
Example: " Rohde&Schwarz, ESCI, 123456/789, 1.03"
ESCI = Device name
123456/789 = Serial number of the instrument
1.03 = 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 5).
*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 5).
*OPC?
OPERATION COMPLETE QUERY writes message "1" into the output buffer as soon as all
preceding commands have been executed (cf. Chapter 5).