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to set the threshold of the MISO channel. You can also use the corresponding
multipurpose knob to set the value.
• Click or tap the drop-down button of
MOSI to select the desired source.
Available sources include analog channels CH1-CH4, digital channels D0-D15,
and OFF. D0-D15 are available only when the digital channel probe is connected.
• When the MOSI source is set to CH1-CH4, you can click or tap the input field of
Threshold at the right side of MOSI, and then use the pop-up numeric keypad
to set the threshold of the MOSI channel. You can also use the corresponding
multipurpose knob to set the value.
TIP
The MISO and MOSI sources cannot be set to "OFF" at the same time.
18.4.2 To Set Mode and Data
Mode
Select "Timeout" or "CS" in
Mode.
• Timeout
You can perform frame synchronization according to the timeout, and the
timeout value must be greater than half of the clock cycle Click or tap the input
field of
Timeout, and then use the pop-up numeric keypad to set the timeout
value. You can also use the corresponding multipurpose knob to set the value.
The adjustable range of the timeout value is from 8 ns to 10 s. By default, it is 1
μs.
• CS
It contains a chip select line (CS). You can perform frame synchronization
according to CS. When "CS" is selected,
- Click or tap the drop-down button of
CS to select the desired source. The
sources include analog channels CH1-CH4 and digital channels D0-D15
(available only when the digital channel probe is connected).
- Click or tap the input field of Threshold and use the pop-up numeric
keypad to set the threshold when an analog channel (CH1-CH4) is selected
as the CS channel. You can also use the corresponding multipurpose knob
to set the value.
- In
CS Polarity, select "Positive" or "Negative".
Endian
Click or tap the drop-down button of Endian to select the desired endian.
Protocol Decoding
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved. DHO900 User Guide
209
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