GPIB OPERATION
3-2-10
INSTRUMENT MODE
IMODE
Select instrument mode
Data type : Character Program Data (either NORMAL for signal generator
operation or SWEEPER for swept operation)
Allowed suffices : None
Default suffix : None
Example:
IMODE NORMAL
CARRIER FREQUENCY
CFRQ
Set Carrier Frequency (short form)
:VALUE Set Carrier Frequency
:INC Set Carrier Frequency step
Data type :
Decimal Numeric Program Data
Allowed suffices : Any one of: GHZ, MHZ, KHZ or HZ
Default suffix : HZ
:UP
Go UP one step
:DN Go DOWN one step
:RET Return to original setting
:XFER Transfer current value to be the new setting
Data type :
None
Allowed suffices : None
Default suffix : None
:PHASE
Adjust Phase of Carrier in steps of π/128 radians
(approximately 1.4°) over a range of ±255 steps
Data type :
Decimal Numeric Program Data
Allowed suffices : None
Default suffix : None
Examples:
CFRQ:VALUE 1.23MHZ;INC 10KHZ
CFRQ:UP;XFER
CFRQ?
Prepares message containing information on Carrier Frequency
setting in the following format:
:CFRQ:VALUE <nr2>; INC <nr2>
Example:
:CFRQ:VALUE 1000000000.0;INC 25000.0
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