Agilent Technologies InfiniiVision 5000 Series Guida Utente Pagina 120

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4 Triggering
120 InfiniiVision Oscilloscopes User’s Guide
I
2
C Trigger
An I
2
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
2
C signals.
4 Press the [More] key in the Trigger section of the front panel, rotate the Entry knob
until I
2
C is displayed in the Trigger softkey, then press the Settings softkey to display
the I
2
C Trigger Menu.
Signals
menu
Trigger on:
condition
Address
Data 2
value
Trigger level
or threshold
Currently selected Clock
or Data channel
I
2
C trigger
Return to
previous menu
Data
value
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