AXI USB 2.0 Device Controller


Product Description

The AMD Universal Serial Bus 2.0 High Speed Device with Advance Micro controller Bus Architecture Advanced eXtensible Interface (AXI) enables USB connectivity to the user’s design with a minimal amount of resources. This interface is suitable for USB-centric, high-performance designs, bridges, and legacy port replacement operations.

Key Features and Benefits

  • AXI-4 based host Interface. AXI-4 Lite for Slave Interface and optional AXI-4 Master interface for DMA mode
  • Supports High Speed and Full Speed USB 2.0 specification
  • Supports high speed, high bandwidth isochronous transactions
  • Supports up to eight endpoints, including one control endpoint 0. Endpoints 1 to 7 can be bulk, interrupt, or isochronous and are individually configurable
  • Supports ULPI (Universal Transceiver Macrocell Interface (UTMI) + Low Pin Interface) to an external USB PHY
  • Access to ULPI PHY registers and parameterized ULPI PHY reset
  • Optional feature support for unaligned transfers on the master interface
  • Optional USB error detection, updates error count, and generates error interrupt

Resource Utilization



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