External :

USB2.0 x 4 Ports

internal :

USB2.0 x one ports

• Compliant with Universal Serial Bus Specification Revision 2.0
• Compliant with open Host Controller interface specification for SUB rev1.0a
• compliant with enhanced host controller interface specification for USB rev 0.95
• Support High - speed (rate up to 480 Mbps) Transfer Data
• 32-Bit 33MHz host interface compliant to PCL specification release 2.2
• support PCL -Bus Power management interface specification release 1.1
• PCL bus - master Access
• support up to 127 Devices
• Support device hot swap and wake  up
• support all USB - Compliant devices