User`s guide

RIGOL Chapter 6 To Make Measurements
DS1000Z User’s Guide
5-36
--press Even-OddCheck to select “None”, “Odd Checkout” or “Even Checkout”.
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 Even-OddCheck to select “Odd Checkout” or “Even Checkout”.
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 Data Bits to select “5 bits”, “6 bits”, “7 bits” or “8 bits”;
--press Data and input the data value according to the setting in Data Bits and
the upper limits are 31, 63, 127 and 255 respectively.
Baud Rate:
Set the baud rate of data transmmision (equal to specifying a clock frequency). Press
Baud to set the desired baud rate to 2400 (default), 4800, 9600, 19200, 38400,
57600, 115200 and user-defined, the default unit is bps. When “User” is selected,
press Setup and use to set a more specific value from 1 to 900000 with an
adjustment step of 1 bps.
Trigger Mode:
Press Sweep to select the “Trigger Mode” under this trigger type as auto, normal
or single. The corresponding status light of the current trigger mode turns on.
Trigger Setting:
Press Setting to set the trigger parameter (noise rejection) under this trigger type.
Trigger Level:
Use TRIGGER LEVEL to modify the level. For details, please refer to the
description of “
Trigger Level” on page 5-9.