Teledyne LeCroy USBTracer_Trainer - Users Manual - Manual (Page 291)

USB Protocol Suite User Manual Chapter 11: Traffic Generation (2.0)
LeCroy Corporation
277
Chapter 11: Traffic Generation (2.0)
USB 2.0 Traffic Generation allows you to generate USB 2.0 traffic and test designs under
realistic conditions. Traffic Generation can also transmit known bad packets, providing an
opportunity for engineers to observe how a device handles specific adverse conditions.
Note: For traffic generation for USB 3.0, see “Traffic Generation (3.0 Exerciser)” on page
307.
11.1 Connecting to the Exerciser/Generator
The following sections illustrate how to connect to the USBTracer™/Trainer or to the
Voyager.
For USB 2, you need to plug into the Exerciser ports and loop through the Analyzer ports.
11.1.1 Connecting to USBTracer/Trainer
The connections differ for Host Emulation and Device Emulation.
Full Speed and Low Speed connections are the same. Hi Speed connections differ from
Full Speed/Low Speed connections.
11.1.1.1 Full/Low Speed Host Emulation
For Host Emulation Full Speed or Low Speed, connect to the USBTracer/Trainer
according to the following diagram.