Kontron KT690-mITX (BGA) - dual core - Manual (Page 49)

KT690 Family
KTD-00738-J Public User Manual Date 2012-06-01 Page 49
USB Connector (USB) 4.13
The KT690 boards contains one Enhanced Host Controller Interface (EHCI) host controllers that supports
USB 2.0 allowing data transfers up to 480Mb/s. The KT690 boards also contains five Open Host Controller
Interface (OHCI) controllers that support USB full-speed and low-speed signaling (USB 1.1).
The KT690 boards supports a total of ten USB 2.0 ports. All ten ports are high-speed (USB 2.0), full-speed
(USB 1.1), and low-speed (USB 1.1) capable and USB Legacy mode is supported.
Over-current detection on all ten USB ports is supported.
USB Port 0 and 2 are supplied on the USB0, USB2 frontpanel connector.
USB Ports 1 and 3 are supplied on the internal FRONTPNL connector; please refer to the FRONTPNL
connector section for the pin-out.
USB Port 4 and 5 are supplied on the combined ETHER2, USB4, USB5 connector.
USB Port 6 and 7 are supplied on the internal USB6, USB7 pinrow connector.
USB Port 8 and 9 are supplied on the combined ETHER1, USB8, USB9 connector.
Note: It is recommended to use only High-/Full-Speed USB cable, specified in USB2.0 standard:
4.13.1 USB Connector 0/2 (USB0/2)
USB Ports 0 and 2 are supplied on the USB0, USB2 frontpanel connector.
Note
Pull
U/D Ioh/Iol Type Signal PIN Signal Type Ioh/Iol
Pull
U/D Note
1 2 3 4
1 - - PWR 5V/SB5V GND PWR - -
/15K 0.25/2 IO USB2- USB2+ IO 0.25/2 /15K
1 2 3 4
1 - - PWR 5V/SB5V GND PWR - -
/15K 0.25/2 IO USB0- USB0+ IO 0.25/2 /15K
Note 1: The 5V supply for the USB devices is on-board fused with a 2.0A reset-able fuse. The supply is
common for the two channels. SB5V is supplied during power down to allow wakeup on USB device activity.
In order to meet the requirements of USB standard, the 5V input supply must be at least 5.00V.
Signal Description
USB0+ USB0-
USB2+ USB2- Differential pair works as Data/Address/Command Bus.
USB5V 5V supply for external devices. Fused with 2.0A reset-able fuse.