TRIGger Subsystem 14
N1911A/1912A P-Series Power Meters Programming Guide 663
Parameters
Example
Reset Condition
On reset, the trigger source is set to IMMediate.
Item Description/Default Range of Values
source Available trigger sources:
• BUS: the trigger source is the group execute trigger <GET> bus command, a
*TRG common command or the TRIGGER:IMMediate SCPI command.
• EXTernal: the trigger source is the trigger input in the back panel.
• HOLD: triggering is suspended. The only way to trigger the power meter is
to use TRIGger:IMMediate.
• IMMediate: the trigger system is always true. If INITiate:CONTinuous
is ON the power meter is continually triggering free (free run mode). If an
INITiate:IMMediate command is sent a measurement is triggered then
the power meter returns to the idle state.
• INTernal: either INT1 (Channel A) or INT2 (Channel B).
BUS
EXTernal
HOLDIMMediate
INTernal[[1]|2]
The trigger source is set to IMMediate on instrument power-up and when entering local
mode.
The MEASure and CONFigure commands automatically set the trigger source to
IMMediate.
The READ? or MEASure commands should not be used if the trigger source is set to BUS
or HOLD.
TRIG:SOUR IMM This command configures Channel A for
immediate triggering.
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