Specifications

RIGOL
DS6000 User’s Guide
5-19
RS232 Trigger
Trigger according to the start frame, error frame, check error and data.
Trigger Type:
Press Type to select “RS232”. At this point, the trigger setting information as shown
in the figure below is displayed at the upper right corner of the screen.
Source Selection:
Press Source to select CH1-CH4 as the Trigger Source. The current trigger source
is displayed at the upper right corner of the screen.
Trigger Condition:
Press When to select the desired trigger condition.
 Start: trigger on the start frame position.
 Error: trigger when error frame is detected. After this trigger condition is
selected:
--press the Stop Bit softkey to select “1 bit” or “2 bit”;
--press the Even-OddCheck softkey to select “None”, “Even Check” or “Odd
Check”.
The oscilloscope will determine error frame according to the preset parameters.
 Check Error: trigger when check error is detected. When this trigger condition is
selected, press the Even-OddCheck softkey to select “Even Check” or “Odd
Check”. The oscilloscope will determine check error according to the preset
parameters.
 Data: trigger on the last bit of the preset data bits and even-odd check bits.
When this trigger condition is selected:
--press the Data Bits softkey to select “5 bit”, “6 bit”, “7 bit” or “8 bit”;
--press the Data softkey and input the data value according to the setting in
Data Bits and the upper limit can be 31, 63, 127 or 255;
Baud Rate:
Press Baud to select the baud rate (equal to specify a clock frequency) of the data
transmission. The rates available include: 2400 bps, 4800 bps, 9600 bps (default),