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Programming Guide for DS1000/DS1000CA Series

2-75

8. Set the Duration Trigger condition

Trigger at specified time when predetermined codes are met.

8.1 :TRIGger:DURation:PATTern

Command Format:

:TRIGger:DURation:PATTern□<value>,<mask>

Explanation:

The command is to set the pattern of the digital signal in each channel.

<value>: a 16 bit unsigned integer, “High” is 1, “Low” is 0

<mask>: a 16 bit unsigned integer, “enable” is 1, “X” is 0

Query Format:

:TRIGger:DURation:PATTern?

Returned Format:

Query returns the set value of <value>, <mask> separated by commas and

expressed in decimal.

Example:

:TRIGGER:DURATION:PATTERN□10010, 101 Set the pattern

:TRIGGER:DURATION:PATTERN? Query returns: 18, 5

8.2 :TRIGger:DURation:QUALifier

Command Format:

:TRIGger:DURation:QUALifier□<qual>

Explanation:

The command is to set the time condition, the options of <qual> are “GREATER

THAN”, “LESS THAN” or “EQUAL”.

Query Format:

:TRIGger:DURation:QUALifier?

Returned Format:

Query returns “GREATER THAN”, “LESS THAN” or “EQUAL”. The double quotes are

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Rigol DS1000MD Bedienungsanleitung Seite 83