GW Instek GDS-207 - Trigger Setting; Trigger Types

GDS-200 & GDS-300 Series User Manual
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Trigger Setting
Trigger Types
The trigger configures the conditions for when the GDS-200/300
captures a waveform.
Edge
The edge trigger is the simplest trigger type. An
edge trigger triggers when the signal crosses an
amplitude threshold with either a positive or
negative slope.
Rising edge trigger
Falling edge trigger
Pulse Width
Triggers when the pulse width of the signal is less
than, equal, not equal or greater than a specified
pulse width.
Pulse width
Video
Extracts a sync pulse from a video format signal,
and triggers on a specific line or field.