Technical data

90 4000 X-Series Oscilloscopes Advanced Training Guide
4 Serial Bus Decoding & Triggering, Search & Navigation, and Segmented Acquisition Labs
24 Tap the Trigger Setup softkey.
25 Tap the Bit softkey and enter 0 in the keypad.
26 Tap the 0 1 X softkey to select 0 as the trigger logic condition for Bit 0
(MSB).
27 Tap the Bit softkey and enter 1 in the keypad.
28 Tap the 0 1 X softkey to select 0 for Bit 1.
29 Repeat Steps #27 and #28 until MOSI Data = 0000 0011.
Your scope should now be triggering on MOSI data = 03
HEX
with this byte
shown at center-screen similar to Figure 57. Let’s now capture a very long
stream of SPI traffic and then manually search through the captured and
decoded record.
30 Press the [Serial] front panel key.
31 Tap the Lister softkey; then set the Window menu to select Half-Screen.
32 Set the scope’s timebase to 20.00 ms/div.
33 Press [Run/Stop] to stop repetitive acquisitions.
Figure 57 Triggering on MOSI data = 03
HEX
.