Technical data

166 Notes on USB Electrical Compliance Testing
5 Host Hi-Speed Electrical Tests
9 Check I have completed these instructions.
Running the Tests
1 Click Run Tests.
Test Instructions
EL_39 Suspend Timing Response
The USB automated test application will prompt you to perform these
steps:
1 On the Host Test menu of the HS Electrical Test Tool software, click
[Enumerate Bus] once.
2 Select SUSPEND from the Port Control drop down menu.
3 Enter the port number. Click [EXECUTE] once to place the port into
suspend. The captured transition should be as in the figure below.