Command SetTriggerPolarity :

Sets the polarity of the external trigger.
triggerNo [in] Number of addressed Trigger (0.. 5)
polarity [in] polarity, 0: low active, 1: high active

SetTriggerPolarity Definition
Input Argument	Tango::DEVVAR_LONGARRAY	trigger no, polarity
Output Argument	Tango::DEV_VOID
DisplayLevel	OPERATOR	..
Inherited	false	..
Abstract	false	..
Polling Period	Not polled	..
Command allowed for	All states	..