The USB 3.1 VBUS breakout fixture can be used to perform the following tests:

USB 2.0 (Low-Speed, Full-Speed, High-Speed) Power Measurements:
– Unconfigured current
– Configured current
– Active current
– Suspend current (powered)
– Suspend current

USB 3.1 Power States:
– U1 current
– U2 current
– U3 current

USB Power Delivery / VBUS Tests:
– USB VBUS voltage drop
– USB VBUS voltage drop (measurement verification)
– External power supply via VBUS (required for device re-enumeration using Cypress FX2 / FX3 chips)