Ellisys USB Explorer 280 User Manual page 11

Terms and Abbreviations
Term/Abbreviation
CV Test Driver
Link Verification
System
LVS
Port Under Test
PUT
Upstream Port
Downstream Port
HUT
DFP
UFP
Definition
The driver running on the host controller, provided
by USB-IF. This driver has a known behavior in
order to run certain tests described in this
document.
The EX280 hardware and application aimed at
running the tests on an Upstream or a
Downstream Port Under Test. The Link
Verification System (Examiner) will act as the
opposite port.
See Link Verification System.
The port connected to the Link Verification
System, upon which the tests are run.
See Port Under Test.
A peripheral device (or an upstream-facing hub
port). See Figure 3-2 Examiner Setup for Device
(or hub upstream port).
A host controller (or a downstream-facing hub
port). See Figure 3-3 Examiner Setup for Host (or
hub downstream port).
Hub Under Test
Downstream-Facing Port
Upstream-Facing Port
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