Common Features

• Complies with USB Rev. 2.0 (Full and low speed)
• ARM type controller interface
• VBUS detection, VBUS charge/discharge circuit
• Pin selectable 16/32-bit, host/device, little/big endian
• Common connector specification (host controller)
• Master clock 48MHz

Host Controller

• MS Windows Open HCD driver standard
• Open HCI standard 1.0a
• Supports four data transmission modes
• DMA slave function, 1 channel, less software overhead
• Supports one USB port (12/1.5Mbps), connectable to transceiver

Device Controller

• Full speed, 12Mbps, bus-powered
• Four data transmit modes: Control, bulk, interrupt and isochronous modes
• Embedded 6 end-points (EP)
  • Control end-point x 1
  • Bulk interrupt end-point x 3
  • Isochronous/bulk interrupt end-point x 1 or x 2
  • Data transfer FIFO
  • Twin FIFO for EP1, EP2, EP4, EP5
• DMA transfer possible for EP1, EP2, EP4, EP5 (2 channels)
• Built-in transceiver (Vdd +3.0 ~ 3.6V)