Technical data

6 Verifying I
2
C Serial Bus Communication
36 Agilent InfiniiVision 7000B Series Oscilloscopes Evaluation Guide
You should now be able to view the time-aligned serial decode trace at
the bottom of the display showing I
2
C decoding of D14 (SDA). But the
oscilloscope is not yet triggering on I
2
C. It is still triggering on an edge
crossing of channel 2. Let’s now set up the oscilloscope to trigger on a
Write operation to address 0x50hex with an Acknowledge, followed by a
data value of 0x10hex.
11 Press [Trigger]; then, select the I
2
C
trigger mode.
12 Now press Trigg er: Sta rt ; then, select o
Frame(Start:Addr7:Write:Ack:Data)
as the trigger condition
13 Press Address 0xXX; then, select 0x50.
14 Press Data 0xXX; then, select 0x10.