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Triggering 9-9

SCPI programming

Table 9-2

SCPI commands — triggering

Command Description Default Ref

ABORt Reset trigger system (goes to idle state). A

INITiate Initiate one trigger cycle. B

FETch? Request latest reading. B

READ? Trigger and request a “fresh” reading. B

ARM[:SEQuence[1]] Arm Layer:

[:LAYer[1]]

:SOURce <name> Select control source; IMMediate, TIMer, BUS,

TLINk, STESt, PSTest, NSTest, BSTest, or

MANual.

IMM C

:COUNt <n> Set measure count; 1 to 2500, or INF (inﬁnite). 1

:TIMer <n> Set timer interval; 0.001 to 99999.999 (sec). 0.1

[:TCONﬁgure]

:DIRection <name> Enable (SOURce) or disable (ACCeptor) bypass. ACC D

[:ASYNchronous] Conﬁgure input/output triggers:

:ILINe <NRf> Select input trigger line; 1, 2, 3, 4, 5 or 6. 1 E

:OLINe <NRf> Select output trigger line; 1, 2, 3, 4, 5 or 6. 2 E

:OUTPut <name> Output trigger (TRIGger) or not at all (NONE). NONE

TRIGger[:SEQuence[1]] Trigger Layer:

:SOURce <name> Select control source; IMMediate or TLINk. IMM

:COUNt <n> Set measure count; 1 to 2500, or INF (inﬁnite). 1

:DELay <n> Set trigger delay; 0 to 999.9998 (sec). 0.0

:AUTO <b> Enable or disable auto delay. OFF

[:TCONﬁgure]

:DIRection <name> Enable (SOURce) or disable (ACCeptor) bypass. ACC D

[:ASYNchronous] Conﬁgure input/output triggers:

:ILINe <NRf> Select input trigger line; 1, 2, 3, 4, 5 or 6. 1 E

:OLINe <NRf> Select output trigger line; 1, 2, 3, 4, 5 or 6. 2 E

:OUTPut <name> Output trigger after measurement (SENSe) or

not at all (NONE).

NONE

:TRIGger:CLEar Clear pending input trigger. NONE F

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