■ USB 3.1 ( )
→ Jul, 2013
→ SuperSpeed+ : 10Gbps
→ Power Profile 0 reserved
Power Profile 1 capable of supplying at least 5V @ 2.0A
Power Profile 2 ports are capable of supplying at least 5V @ 2.0A, 12V @ 1.5A.
Power Profile 3 ports are capable of supplying at least 5V @ 2.0A, 12V @ 3A.
Power Profile 4 ports are capable of supplying at least 5V @ 2.0A, 12V and 20V at 3A respectively.
Power Profile 5 ports are capable of supplying at least 5V @ 2.0A, 12V and 20V at 5A respectively.
→ Type-A (AM/AF), Type-C (CM/CF), Micro-B
■ USB 3.0 ( xHCI : eXtensible Host Controller Interface )
→ Nov, 2008
→ SuperSpeed : 5Gbps
→ 5V/900mA, 12V/900mA.
→ Blue Color.
■ USB 2.0 ( EHCI : Enhanced Host Controller Interface )
→ Apr, 2000
→ High-Speed : 480Mbps
→ 5V/500mA.
→ 최대 5M.
※ OTG (On-The-Go)
-. Jul, 2003
-. Low-Speed : 1.5Mbps
-. Full-Speed : 12Mbps
-. HNP : Host Negotiation Protocol.
-. SRP : Session Request Protocol.
■ USB 1.1 ( OHCI : Open Host Controller Interface - Compaq, Microsoft, National SemiConductor )
( UHCI : Universal Host Controller Interface - Intel, VIA )
→ Sep, 1998
→ Full-Speed : 12Mbps
→ 5V/500mA.
→ 최대 5M.
■ USB 1.0 ( OHCI : Open Host Controller Interface - Compaq, Microsoft, National SemiConductor )
( UHCI : Universal Host Controller Interface - Intel, VIA )
→ Jan, 1996
→ Low-Speed : 1.5Mbps
→ 5V/500mA.
→ 최대 5M.
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