Keysight 81150A - Internal Trigger Period;Frequency

Features and Functions
81150A and 81160A User’s Guide 97
The screenshots above are taken from the 81150A. The 81160A offers
additional functionality described in chapter 3.3.1 “External In
Parameters”.
Remote Interface
Operation
:ARM:SLOPe {POSitive|NEGative|EITher}
3.1.3 Internal Trigger Period/Frequency
Introduction
The internal trigger period/frequency defines the time between two trigger
events if the trigger source is set to Internal.