特性

• Fully Supports Provisions of IEEE 1394b-2002
  at S100, S100B, S200, S200B, S400, and S400B
  Signaling Rates (B Signifies IEEE 1394b Signaling)
• Fully Supports Provisions of IEEE 1394a-2000 and
  1394-1995 Standards for High-Performance Serial Bus
• Fully Interoperable With Firewire?, DTVLink, SB1394,
  DishWire, and i.LINK? Implementation of IEEE Std 1394
• Provides Three Fully Backward-Compatible,
  (1394a-2000 Fully Compliant) Bilingual 1394b
  Cable Ports at 400 Megabits per Second (Mbps)
• Same Three Fully Backward-Compatible Ports Are 1394a-2000
  Fully Compliant Cable Ports at 100/200/400 Mbps
• Full 1394a-2000 Support Includes:
  • Connection Debounce
  • Arbitrated Short Reset
  • Multispeed Concatenation
  • Arbitration Acceleration
  • Fly-By Concatenation
  • Port Disable/Suspend/Resume
  • Extended Resume Signaling for Compatibility With
    Legacy DV Devices
• Power-Down Features to Conserve Energy in
  Battery-Powered Applications
• Low-Power Automotive Sleep Mode Support
• Fully Compliant With Open Host Controller
  Interface (OHCI) Requirements
• Cable Power Presence Monitoring
• Cable Ports Monitor Line Conditions for Active
  Connection to Remote Node
• Register Bits Give Software Control of Contender Bit,
  Power Class Bits, Link Active Control Bit, and
  1394a-2000 Features
• Interface to Link-Layer Controller Supports Low-Cost
  TI Bus-Holder Isolation