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Chapter 3 Programming Your Universal Counter for Remote Operation
Elements of SCPI Commands
Programming Guide 3-35
Command Settings for Optimizing Throughput
This section lists the commands which enable the Counter to transfer data at the
fastest possible rate. See the “To Optimize Throughput” sample programs on
pages 3-73 , 3-86, and 3-96
Commands to Set Counter for Optimal Throughput
Unless otherwise noted, these settings are stored on Save (*SAV).
All of these settings are reset by *RST or a power cycle.
Disable auto trigger on measurement channel(s):
Specify absolute trigger levels—
[:SENSe]:EVENt[1|2]:LEVel[:ABSolute] <numeric_value> [V]
or simply disable auto-trigger—
[:SENSe]:EVENt[1|2]:LEVel[:ABSolute]:AUTO OFF
Set gate/arm to auto for appropriate measurement:
For Frequency, Period, and Ratio—
[:SENSe]:FREQuency:ARM[:STARt]:SOURce IMMediate
[:SENSe]:FREQuency:ARM:STOP:SOURce IMMediate
For Phase—
[:SENSe]:PHASe:ARM[:STARt]:SOURce IMMediate
For Time Interval (HP 53131A Only)—
[:SENSe]:TINTerval:ARM[:STARt]:SOURce IMMediate
[:SENSe]:TINTerval:ARM:STOP:SOURce IMMediate
For Time Interval (HP 53132A Only)—
[:SENSe]:TINTerval:ARM: ESTART:LAYer2:SOURce IMMediate
[:SENSe]:TINTerval:ARM :ESTART[:LAYer[1]]:SOURce IMMediate
[:SENSe]:TINTerval:ARM :ESTOP:LAYer2:SOURce IMMediate
[:SENSe]:TINTerval:ARM: :ESTOP[:LAYer[1]]:SOURce IMMediate
Define device trigger to FETC?:
When the device trigger is defined as FETC?, the Group Execute Trigger
should be used to query for a result.
*DDT #15FETC?