Keysight 53210A Mode D'emploi page 142

5 Triggering and Gating
OUTput:STATe
NOTE
Gate Signals on the 'Gate In/Out'
on using gate signals to synchronize other instruments.
External Gate Signal Polarity
When using any external gate source the polarity of the gate signal and therefore,
the duration of the gate, is set or changed with the command:
[SENSe:]FREQuency:GATE:POLarity {POSitive|NEGative}
[SENSe:]FREQuency:GATE:POLarity?
POSitive
channel 1 input, and stops the measurement on the next negative edge.
NEGative
channel 1 input, and stops the measurement on the next positive edge.
CONFigure
(
*RST
To set the polarity of the external gate signal:
// select the gate polarity and source
CONF:PER
142
OFF must be set when using gate source EXTernal. See
starts the measurement on a positive edge on the Gate In/Out BNC or
starts the measurement on a negative edge on the Gate In/Out BNC or
and
MEASure
) or counter preset (
SENS:FREQ:GATE:POL POS
SENS:FREQ:GATE:SOUR EXT
BNC" for more information and for information
do not change the polarity setting. Following a reset
), the negative edge is selected.
SYSTem:PRESet
// set polarity
// set source
"Enabling
(query form)
Keysight 53210A User's Guide