Rohde & Schwarz 1065.6000.20, Operating Manual

Page: 22 / 438

FSE Switchover to Remote Control
1065.6016.12 5.3 E-16
Remote Control via IEC Bus
Setting the Device Address
In order to operate the instrument via the IEC-bus, it must be addressed using the set IEC-bus address.
The IEC-bus address of the instrument is factory-set to 20. It can be changed manually in the SETUP -
GENERAL SETUP menu or via IEC bus. Addresses 0 to 31 are permissible.
Manually:
½
Call SETUP - GENERAL SETUP menu
½
Enter desired address in table GPIB ADDRESS
½
Terminate input using one of the unit keys (=ENTER).
Via IEC bus:
CALL IBFIND("DEV1", analyzer%)
’Open port to the instrument
CALL IBPAD(analyzer%, 20)
’Inform controller about old address
CALL IBWRT(analyzer%, "SYST:COMM:GPIB:ADDR 18")
’Set instrument to new address
CALL IBPAD(analyzer%, 18)
’Inform controller about new address
Return to Manual Operation
Return to manual operation is possible via the front panel or the IEC bus.
Manually:
½
Press the LOCAL key.
Notes: – Before switchover, command processing must be completed as
otherwise switchover to remote control is effected immediately.
– The LOCAL key can be disabled by the universal command LLO
(see chapter 8) in order to prevent unintentional switchover. In
this case, switchover to manual mode is only possible via the IEC
bus.
– The LOCAL key can be enabled again by deactivating the REN
line of the IEC bus (see chapter 8).
Via IEC bus: ...
CALL IBLOC(analyzer%)
’Set instrument to manual operation.
...