Analyzer User Guide
9.10 Display of HCI, WCI-2, and Logic Signals
In addition to wireless traffic, the Instant Timing pane also displays any captured HCI or WCI-2
traffic, as well as logic signals.
HCI (UART and SPI) and WCI-2 traffic, as well as logic signals are captured using the Flying
Leads adapter, attached to the IO Probe connector on the back of the unit. See Appendix A –
Flying Leads Cable for details. USB HCI is captured using the available front panel USB ports.
HCI and logic inputs can be configured for recording in the Wired tab of the Recording Options
menu, see Section 6.2, Recording Options.
Precise timing measurements can be made across any events shown in the Instant Timing
pane, for example, HCI events to over-the-air events.
Any attached HCI traffic is displayed as below:
Zooming IN shows more detail (such as the Token/Data/Handshake sequence of USB):
126 of 201 | Instant Timing Pane
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