46
3 Remote Operation
3.4.4 Configuration Commands
Source
SRCE(?) {
z
}
Set (query) the frequency source which serves as the reference {to
z
= (
INT 0
,
VCO 1
,
LINE 2
,
EXT 3
)}.
»
SRCE EXT
Example:
»
SRCE?
3
Jump to Internal Freq
JINT
Save the current Source frequency as Int Freq and change the Source to
Internal Freq.
Identical to a long press of the
Source
→
Int
button.
»
JINT
Example:
External Sync Edge
EDGE(?) {
z
}
Set (query) the external edge used to trigger the Source PLL
{to
z
= (
RISE 0
,
FALL 1
,
SINE 2
)}.
»
EDGE?
Example:
0
Control Target
CTRL(?) {
z
}
Set (query) the track which is to be phase locked to the Source {to
z
= (
SHAFT 0
,
INNER 1
,
OUTER 2
)}.
»
CTRL?
Example:
OUTER
Internal Frequency
IFRQ(?) {
f
}
Set (query) the Internal Frequency {to f}, in Hz.
»
IFRQ 255.17
Example:
Phase
PHAS(?) {
f
}
Set (query) the phase of the selected Control target, measured in optical
degrees. For discussion of valid Phase settings, see Section 2.2.2.2.
»
PHAS 90.0
Example:
SR542 Precision Optical Chopper
