Rigol MS05000-4CH User Manual page 225

Chapter 11 Protocol Decoding
2． Quickly apply SPI trigger settings to SPI decoding
Press Copy Trig to copy the SPI trigger settings and apply them to SPI
decoding function (set the corresponding SPI decoding parameters
automatically). For analog channels, the threshold level settings will also be
copied.
3． Mode
Press Mode to enter the mode setting menu. Press Mode continuously to select
"Timeout" or "CS".
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
4． Source setting
Press Sources to enter the source setting menu.
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Timeout: you can perform frame synchronization according to the timeout,
and the timeout value must be greater than half of the clock cycle. Press
Timeout, and then rotate the multifunction knob
numeric keypad to set the timeout value. The available range of the timeout
value is from 8 ns to 10 s. By default, it is 1 μs.
CS: contains a chip select line (CS). You can perform frame synchronization
according to CS. When "CS" is selected,
Press CS and rotate the multifunction knob

channel, and then press down the knob to select it. You can also press
CS continuously or enable the touch screen to select it. The analog
channel (CH1-CH4) and digital channel (D0-D15) can all be selected as
the CS channel.
Press CS Polarity continuously to select

(Negative) as the polarity for CS channel.
When you select the analog channel (CH1-CH4) as the CS channel,

press Threshold, then rotate the multifunction knob
pop-up numeric keypad to set the threshold.
CLK setting
Press CLK and rotate the multifunction knob

source of the clock channel, and then press down the knob to select it.
You can also press CLK continuously or enable the touch screen to
select it. The analog channel (CH1-CH4) and digital channel (D0-D15)
can all be selected.
When you select the analog channel (CH1-CH4), press Threshold

below the CLK menu, then rotate the multifunction knob
the pop-up numeric keypad to set the threshold of the clock channel.
Press Slope continuously to set the instrument to sample MISO and

MOSI on the rising edge (
MISO and MOSI setting
Press MISO and rotate the multifunction knob

desired MISO data channel, and then press down the knob to select it.
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or use the pop-up
to select the desired
(Positive) or
to select the desired
) or falling edge ( ) of the clock signal.
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