# usbconfig show_ifdrv
ugen1.1: <Intel EHCI root HUB> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen1.1.0: uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1>
ugen2.1: <Intel EHCI root HUB> at usbus2, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen2.1.0: uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1>
ugen0.1: <Intel XHCI root HUB> at usbus0, cfg=0 md=HOST spd=SUPER (5.0Gbps) pwr=SAVE (0mA)
ugen0.1.0: uhub2: <Intel XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1>
ugen2.2: <vendor 0x8087 product 0x8000> at usbus2, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen2.2.0: uhub3: <vendor 0x8087 product 0x8000, class 9/0, rev 2.00/0.05, addr 2>
ugen1.2: <vendor 0x8087 product 0x8008> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen1.2.0: uhub4: <vendor 0x8087 product 0x8008, class 9/0, rev 2.00/0.05, addr 2>
ugen0.2: <MicroPython Pyboard Virtual Comm Port in FS Mode> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (500mA)
ugen0.2.0: umass0: <MicroPython Pyboard Virtual Comm Port in FS Mode, class 239/2, rev 2.00/2.00, addr 1>
ugen0.2.1: umodem0: <MicroPython Pyboard Virtual Comm Port in FS Mode, class 239/2, rev 2.00/2.00, addr 1>
ugen0.3: <A4Tech USB Optical Mouse> at usbus0, cfg=0 md=HOST spd=LOW (1.5Mbps) pwr=ON (100mA)
ugen0.3.0: ums0: <A4Tech USB Optical Mouse, class 0/0, rev 1.10/0.01, addr 2>
ugen0.4: <vendor 0x8087 product 0x0032> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (100mA)