# title
RealView Real-Time Library RL-USB User Guide

# topic.label
RealView Real-Time Library RL-USB User Guide

# topic.topics[].topics[].topics[].label
Creating a new composite device application

# metadata.contentDescription
This book provides user information for the RealView Real-Time Library USB software stack. It describes how you can use the RL-USB software stack to add a USB interface to your products. It also discusses the features and examples provided in the RL-USB software.