Cyclone® V Hard Processor System Technical Reference Manual

ID 683126
Date 8/28/2023
Public
Document Table of Contents

19.4.1.6.4. OTG Protocol

The MAC handles HNP and SRP for OTG operation. HNP provides a mechanism for swapping host and device roles. SRP provides mechanisms for the host to turn off VBUS to save power, and for a device to request a new USB session.