If a DFP connection needs to change, hub uses either USB PD Data_Reset command or entering the ErrorRecovery state to reset the connection followed by discovering only connections compatible …

AN57294 is a foundation for understanding the USB protocol, specifically focusing on the USB 2.0 specification. It is intended for those who are new to using USB in embedded designs, and for those …

In October 2022, USB-IF released the USB4® Version 2.0 specification, a major update to enable up to 80 Gbps of data performance over the USB Type-C® cable and connector

In response to the EU's 2022 approval of the common charger directive—which will take effect on January 1, 2025, for portable battery-powered devices and in 2026 for laptops— the USB-IF …

Printed circuit board stack-up for USB signals: Ideal 4-layer stack-up Sample motherboard stack-up

This document will explain how to connect the USB pins of an EFM32 microcontroller, and will give general guidelines on PCB design for USB applications. First some quick rules-of-thumb for routing …

The USB architecture comprehends four basic types of data transfers: Control Transfers: Used to configure a device Bulk Data Transfers: Large quantities and wide latitude in constraints. Interrupt …