Tektronix AFG2021 Programmer's Manual page 64

Command Descriptions
Arguments
Returns
Examples
[SOURce[1]]:FM:INTernal:FUNCtion:EFILe
Group
Syntax
Arguments
Returns
Examples
[SOURce[1]]:FM:SOURce
2-46
SINusoid|SQUare|TRIangle|RAMP|NRAMp|PRNoise
One of six types of function waveform can be selected as a modulating signal.
USER[1]|USER2|USER3|USER4|EMEMory
A user defined waveform saved in the user waveform memory or the EMEMory
can be selected as a modulating signal.
EFILe
EFILe is used as a modulating signal.
SIN|SQU|TRI|RAMP|NRAM|PRN|USER1|USER2|USER3|USER4|EMEMory|EFILe
SOURce1:FM:INTernal:FUNCtion SQUare
selects Square as the shape of modulating waveform for the CH 1 output.
This command sets or queries an EFILe name used as a modulating waveform for
FM modulation. A file name must be specified in the mass storage system. This
command returns " " if there is no file in the mass storage.
Source
[SOURce[1]]:FM:INTernal:FUNCtion:EFILe
[SOURce[1]]:FM:INTernal:FUNCtion:EFILe?
<file_name>::=<string> specifies a file name in the mass storage system. The
<file_name> includes path. Path separators are forward slashes (/).
<file_name>
SOURce1:FM:INTernal:FUNCtion:EFILe "SAMPLE1"
sets a file named "SAMPLE1" in the mass storage.
This command sets or queries the source of modulating signal of FM modulation
for the specified channel.
AFG2021 Arbitrary Function Generator Programmer Manual
<file_name>