GRAPHTEC GL500 User Manual page 62

Settings and Measurement
Stop Settings
Source ................................ Specifies the stop condition for the capture of event data.
Amp Settings (Edge) ........... Specifies the condition for the stopping of measurement.
3-24
Off: The START/STOP key is used to stop data capture.
Amp: The stopping of data capture is triggered when the condition
specified for CH, Logic, or Pulse is satisfied.
Ext.: The stopping of data capture is triggered when a signal is input
from an external trigger terminal.
Combination
OR: Measurement is stopped when one of the trigger conditions is
satisfied.
AND: Measurement is stopped when all of the trigger conditions are
satisfied.
CH: Specifies the analog input channels.
Mode: Specifies the ↑, ↓, Win In, Win Out trigger condition.
Lower - Level - Upper
Specifies the levels for the trigger condition selected in Mode.
Logic: Specifies the L and H levels for each channel.
Pulse: Selects the slope for the specified channel.
CHECKPOINT
EDGE OR
After all of the target channels have reached a level that does not
satisfy the trigger condition, the start of measurement is triggered when
any one of the target channels satisfies the trigger condition.
Example Measurement starts
CH.4
CH.1
Trigger activated
:
EDGE AND
After all of the target channels have reached a level that does not
satisfy the trigger condition, the start of measurement is triggered when
all of the target channels satisfy the trigger condition.
Moreover, once a channel meets the trigger condition, it becomes a
triggered channel.
Example
CH.2
CH.1
Trigger activated
:
Trigger conditions
80%
Mode
CH.1 ↑/H
20%
CH.4
↑/H
Measurement starts
Trigger conditions
40%
Mode
CH.1
↑/H
20%
CH.2 ↑/H
Level
20%
80%
Level
20%
40%