I2C Trigger - Agilent Technologies InfiniiVision 5000 Series User Manual

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I C Trigger
InfiniiVision Oscilloscopes User's Guide
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An I C (Inter-IC bus) trigger setup consists of connecting the oscilloscope to the serial
data (SDA) line and the serial clock (SCL) line, then triggering on a stop/start condition, a
restart, a missing acknowledge, an EEPROM data read, or on a read/write frame with a
specific device address and data value.
1 Press [Save/Recall]&Default Setup.
2 Press the [Label] key to switch labels on.
3 Turn on any analog or digital channels that you will be using for the I
4 Press the [More] key in the Trigger section of the front panel, rotate the Entry knob
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until I C is displayed in the Trigger softkey, then press the Settings softkey to display
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the I C Trigger Menu.
Trigger on:
Signals
condition
menu
5 Press the Signals softkey to display the I
SDA Data
SCL Clock
channel
channel
6 Connect an oscilloscope channel to the SCL (serial clock) line in the device under test,
then set the SCL clock channel softkey to that channel.
Currently selected Clock
or Data channel
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I C trigger
Data
Address
value
2
C Signals Menu.
Triggering
2
C signals.
Trigger level
or threshold
Data 2
Return to
value
previous menu
Return to
previous menu
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