Operating Basics Reset from High Speed Measurement
Reset from High Speed Measurement
This test calculates the time between the beginning of the last SOF and before the reset and the beginning
of Chirp-K for Device and HUB upstream. This must be between 3.1 ms and 6 ms. To get the Reset from
High-Speed M
easurement signal, hot-plug t he unit under test (device) and measure the signaling with
single-ended probes on both lines. The application analyzes data for Reset From H igh Speed Time.
Acquiring Data
The application automatically sets the oscilloscope settings for the selected measurements. To acquire data
from the oscilloscope, follow these steps:
1. Select the
command button to run the application.
2. The
application displays the message ‘Please press OK when correct waveform is acquired’ for
live signals.
TDSUSB2 Universal Serial Bus Measurements Package 49