RIGOL 2 Command System
2-298 MSO2000A/DS2000A Programming Guide
:TRIGger:RS232:WHEN
Syntax
:TRIGger:RS232:WHEN <when>
:TRIGger:RS232:WHEN?
Description
Set or query the trigger condition of RS232 trigger.
Parameter
Name Type Range Default
<when> Discrete {STARt|ERRor|PARity|DATA} STARt
Explanation
STARt: trigger on the start frame position.
ERRor: trigger when error frame is detected.
PARity: trigger when check error is detected.
DATA: trigger on the last bit of the preset data bits and even-odd check bits.
Return Format
The query returns STAR, ERR, PAR or DATA.
:TRIGger:RS232:WIDTh
Syntax
:TRIGger:RS232:WIDTh <width>
:TRIGger:RS232:WIDTh?
Description
Set or query the data bits in RS232 trigger when the trigger condition is Data.
Parameter
Name Type Range Default
<width> Discrete {5|6|7|8} 8
Explanation
To set the trigger condition, refer to the
:TRIGger:RS232:WHEN command.
Return Format
The query returns 5, 6, 7 or 8.