Application Exa
mples
5. Push Trigger Me
nu.
6. Push Type to select Bu s . Enter trigger
parameters in the resulting screen menus.
Type
Bus
Source
Bus
B1 (I2C)
Trigger On
Address
Address
07F
Direction
Read
Mode
Auto
& Holdoff
7. Analyze the physical layer. For example,
you can use the cursors for manual
measurements. (S ee page 108, Tak ing
Manual Measurements w ith Cursors.) You
can also use the automated measurements.
(See page 100, Taking Automatic
Measurements.)
8. Push Search. Set Search to On. Enter a
search type, source, and other parameters
as relevant on the lower menu and
associated side menus. (See page 118,
Using Wave Inspector to Manage Long
Record Length Waveforms.)
9. Jump ahead to the next search point by
pushing the right arrow key. Push it again
and again until you see all the events. Jump
back with the left arrow key. Do you have all
the packets that you expected to have? If
not, at least you have narrowed your search
down to the last packet sent.
10. A nalyze the decoded packets in the protocol
layer. Did you send the data bytes in the
correct order? Did you use the correct
address?
160 MSO3000 and DP O3000 Series Oscilloscopes User Manual
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