Signal Configuration - Rigol DHO900 Series User Manual

Bus Status
Click or tap the Bus Status on/off switch to enable or disable the bus decoding.
Quickly Apply Trigger Settings to Decoding
Copy trig indicates applying the trigger settings to the specified decoding setting.
Click or tap Copy Trig to apply the trigger settings to the specified decoding setting.
18.6.1

Signal Configuration

Set the source and the threshold
• Click or tap the drop-down button of Source to select the desired source.
Available sources include analog channels CH1-CH4 and digital channels D0-D15
(available only when the digital channel probe is connected).
• When the source is set to an analog channel, click or tap the input field of
Threshold, and then use the pop-up numeric keypad to set the threshold of the
source channel. You can also use the corresponding multipurpose knob to set
the value.
When you modify the threshold of the signal source, a dotted line displaying the
current threshold level is displayed on the screen. It disappears in about 2 s after
you stop modifying the threshold.
Select the Signal Type
Click or tap the drop-down button of Signal to select a signal type that matches the
CAN bus signal. The available signal types include CAN_H, CAN_L, Rx, Tx, and Diff.
• CAN_H: indicates the actual CAN_H bus signal.
• CAN_L: indicates the actual CAN_L bus signal.
• Rx: indicates the Receive signal from the CAN bus transceiver.
• Tx: indicates the Transmit signal from the CAN bus transceiver.
• DIFF: The CAN differential bus signals connected to an analog source channel by
using a differential probe. Connect the probe's positive lead to the CAN_H bus
signal and connect the negative lead to the CAN_L bus signal.
Specify the Standard Signal Rate
Click or tap the drop-down button of Baud to select the preset baud rate. The
available baud rates include 10.0 kbps, 19.2 kbps, 20.0 kbps, 33.3 kbps and etc. This
instrument also supports user-defined baud rate. Click or tap the Baud drop-down
button to select "User" and set the baud rate with the pop-up numeric keypad.
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Protocol Decoding
DHO900 User Guide
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