Information

Establish DFP and UFP roles between two attached ports

In addition to DFP and UFP, the Type-C specification also defines DRP (Dual Role Port). A…
Resolve cable orientation and twist connections to establish USB data bus routing

Since Type-C supports reversible insertion, the CC pin is used to detect orientation. From the DFP’s…
Detect attach of USB ports，e.g. a DFP to a UFP

The DFP (Downstream Facing Port) is the host side, while the UFP (Upstream Facing Port) is…
OTG has been renamed to Dual-Role Port, with a new method for role determination.

Within the Type-C ecosystem, USB 2.0 OTG devices are referred to as Dual Role Ports (DRP).…
USB Type-C is compatible with USB 2.0

The USB Type-C specification defines connectors and cables that allow users to insert their devices and…
USB 2.0 OTG supports dual roles

Portable devices using USB 2.0 OTG determine their role as either a host or a standard…
Implementing DFP/UFP Role Detection Design for USB 2.0 OTG Upgrade to Type-C

USB Type-C cables, sockets, and plugs are designed to be more durable and user-friendly than existing…
What is the difference between USB-C (Type-C) and standard ports?

USB Type-C is a new interface type introduced alongside the USB 3.1 connector. The Type-C specification…
USB-C/TYPE-C Role Identification and Power Delivery Detection

The role identification for both ends of a Type-C interface is actually detected and configured through…
Role Classification and Definition of USB-C/TYPE-C

The USB bus operates as a master-slave bus. Within a single USB bus, only one device…