USB3.2 Dual Role Device (DRD) Core

usb-drd

This Dual Role Device (DRD) softcore semiconductor IP is designed for applications requiring both USB Host and Device implementation. This core comprises USB3.2 SSP, SS, HS/FS/LS Host and Device controllers in a single codebase that supports role-swap functionality.

Parameterized design

eXtensible Host Controller Interface with USB protocol-layer, and link-layers implementation. USB3 Gen2 x2 link with fallback to Gen2 x1, Gen1 x2, Gen1 x1, and backward compatibility for USB2 High/Full/Low Speed modes

  • Support PIPE and UTMI+/ULPI interfaces with full link power management
  • AMBA-AXI system-bus interface for configuration-space access and data-path interface
  • Up to 16 IN and OUT Endpoints including control Endpoint
  • Parameterized design allows configuration of internal buffers based on application needs
  • Clock domain crossing mechanism between USB and system-bus logic provides flexibility for easy integration

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