Chapter 5 Trigger RIGOL
DS4000E User’s Guide 5-47
to) and ≤ (less than or equal to).
b. Press Byte Length and turn the multi-function knob to select the
desired byte length. The range is from 1 to 8.
c. Press CurrentBit and turn the multi-function knob to select the
bit (behind "Bin") to be operated and the range is from 0 to (the
current “Byte Length”×8-1).
d. Press Data to set the data pattern of the current data bit to H or L. You
can also switch the data pattern of the current data bit by pressing the
multi-function knob continuously after you set the CurrentBit.
e. Press AllBits to set the data patterns of all the data bits to the data
pattern of the current bit (namely the pattern set in Data).
Method 2: Set the data in hexadecimal notation
a. Press Type and turn the multi-function knob to select a desired
type and press the knob. You can also press Type continuously to
switch the data type. The data types available include = (equal to), ≠
(not equal to), < (less than), > (greater than), ≥ (greater than or equal
to) and ≤ (less than or equal to).
b. Press Byte Length and turn the multi-function knob to select the
desired byte length. The range is from 1 to 8.
c. Press CurrentBit and turn the multi-function knob to select the
bit (behind "Hex") to be operated.
d. Switch the data pattern of the current data bit by pressing the
multi-function knob continuously after you set the CurrentBit.
6. Set the Baud Rate
Press Baud and turn the multi-function knob to select a desired rate. You
can also press Baud continuously to switch the current signal rate. You can
select a desired baud rate or select "user" and specify a baud rate.
The preset baud rates available include 1200 bps, 2400 bps, 4800 bps,
9600 bps, 10417 bps and 19200 bps.
When “User” is selected, press User and turn the multi-function knob
or the inner knob of the navigation knob to adjust the baud rate at a
relatively smaller step or turn the outer knob of the navigation knob to
adjust the baud rate at a relatively larger step. The range is from 800 bps to
100 kbps.
Note: The larger the rotation amplitude of the outer knob of the navigation
knob is, the faster the variation of the value will be. When you need to
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