Revision [18086]
This is an old revision of USB made by ToBo on 2014-01-31 12:07:56.
USB
Universal Serial Bus
1. Standards
| USB Standard | Übertragungsrate | Low Power | High Power* | Jahr der Spezifikation | Controller |
| USB 1.0 | 12 Mbit/s | 100 mA | 500 mA | 1996 | UHCI, OHCI |
| USB 1.1 | 12 Mbit/s | 100 mA | 500 mA | 1998 | UHCI, OHCI |
| USB 2.0 | 480 Mbit/s | 100 mA | 500 mA | 2000 | EHCI |
| USB 3.0 | 4.8Gbits/s | 150 mA | 900 mA | 2008 |
* Freigabe durch das Betriebssystem
2. Schnittstellenbausteine
3. Anschlußbelegung
| rot | +5 V |
| weiß | Data − |
| grün | Data + |
| schwarz | Masse |
4. Unter Linux
> lspci
00:1f.2 USB Controller: Intel Corporation 82801AA USB (rev 02)
01:00.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 62)
01:00.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 62)
01:00.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 65)
> lshw
product: UHCI Host Controller
capabilities: usb-1.10
configuration: driver=hub maxpower=0mA slots=2 speed=12.0MB/s
*-usb:0 UNCLAIMED description: USB Controller product: VT82xxxxx UHCI USB 1.1 Controller vendor: VIA Technologies, Inc. physical id: 0 bus info: pci@01:00.0 version: 62 width: 32 bits clock: 33MHz capabilities: uhci cap_list configuration: latency=64 resources: irq:11 *-usb:1 UNCLAIMED description: USB Controller product: VT82xxxxx UHCI USB 1.1 Controller vendor: VIA Technologies, Inc. physical id: 0.1 bus info: pci@01:00.1 version: 62 width: 32 bits clock: 33MHz capabilities: uhci cap_list configuration: latency=64 resources: irq:10 *-usb:2 UNCLAIMED description: USB Controller product: USB 2.0 vendor: VIA Technologies, Inc. physical id: 0.2 bus info: pci@01:00.2 version: 65 width: 32 bits clock: 33MHz capabilities: ehci cap_list configuration: latency=64 resources: irq:9
Siehe auch • • • • •
