Kontron KTQM87-mITX - Manual (Page 29)

KTD-N0886-A Page 27 IO-Area Connectors
KTQM87/mITX Users Guide
USB Connector J35 (USB0, 1, 2 & 3)
The quad USB connector J35, Ports 0, 1, 2 and 3 supports USB3.0/USB2.0.
Note Type Signal PIN Signal Type Note
IO USB3- USB3+ IO
1 PWR 5V/SB5V 1 2 3 4 GND PWR
IO RX2- 5 6 7 8 9 TX2+ IO
IO RX1+ TX1- IO
PWR GND
IO USB2- USB2+ IO
1 PWR 5V/SB5V 1 2 3 4 GND PWR
IO RX2- 5 6 7 8 9 TX2+ IO
IO RX2+ TX2- IO
PWR GND
IO USB1- USB1+ IO
1 PWR 5V/SB5V 1 2 3 4 GND PWR
IO RX1- 5 6 7 8 9 TX1+ IO
IO RX1+ TX1- IO
PWR GND
IO USB0- USB0+ IO
1 PWR 5V/SB5V 1 2 3 4 GND PWR
IO RX0- 5 6 7 8 9 TX0+ IO
IO RX0+ TX0- IO
PWR GND
Signal Description
USBn+ USBn-
RXn+ RXn-
TXn+ TXn-
(n= 0,1,2,3)
Differential pair works as serial differential receive/transmit data lines.
5V/SB5V
5V supply for external devices. SB5V is supplied during power-down to allow wakeup
on USB device activity. Protected by resettable 2A fuse covering both USB ports.