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Figure 8.29 Hexadecimal Format Setting
• A&D: the oscilloscope searches for the specified address and data at the same
time, then triggers when both the address and data meet the conditions. After
this condition is selected, you need to set the sub Data-menu items such as
Direction, Bytes, AddrBits, Address, and Data. For the setting methods, refer to
descriptions in "Address" and "Data" conditions.
Trigger Mode
In Sweep, select Auto, Normal, or Single as the trigger mode. For details, refer to
descriptions in
Trigger Mode
.
Trigger Parameter Setting
You can refer to
Noise Rejection
to set the noise rejection under this trigger type.
Level Selection and Setting
After the trigger condition setting is completed, you need to adjust the trigger level
to correctly trigger the signal and obtain a stable waveform.
• Level A
Click or tap the input field of
Level A to input the level of SCL with the pop-up
numeric keypad. You can also use the corresponding multipurpose knob or
trigger level knob to set the value. For details, refer to descriptions in
Trigger
Level
. The current trigger level is displayed in the trigger information label at the
top of the screen.
• Level B
Click or tap the input field of
Level B to input the level of SDA with the pop-up
numeric keypad. You can also use the corresponding multipurpose knob to set
Triggering the Oscilloscope
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
DHO4000 User Guide
109
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