Displaying Data 6
6000 Series Oscilloscope User’s Guide 267
2 Specify the I
2
C signals:
a Press the Settings softkey to access the I
2
C Signals Menu.
b Press the SCL softkey, and use the Entry knob to select the
channel probing the clock signal.
c Press the SDA softkey, and use the Entry knob to select the
channel probing the data signal.
3 For the I
2
C signals, make sure the trigger or threshold levels
are set to the middle of the signals:
• For analog channels, turn the Trigger Level knob.
• For digital channels, press the D15 Thru D0 key and the
Thresholds softkey to access the threshold level setting
softkeys.
4 If the decode line does not appear on the display, press the
up-arrow softkey to return to the previous menu, then press
the Decode softkey to turn it on.
5 If the oscilloscope is stopped, press the Run/Stop key to
acquire and decode data.
NOTE
If you have already set up an I
2
C trigger, the signals have already been
specified, and you can continue on with step 4.
Changing I
2
C signals in the Serial Decode setup also changes them in the
Trigger setup.
I
2
C clock
channel
I
2
C data
channel
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