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MITX-V1K0 Series - User Guide, Rev. 1.0
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6.3.
USB Connectors (I/O Area)
The external I/O connector panel supports one dual USB 2.0 connector and one dual USB 3.1 connector.
USB 3.1 ports are backward compatible with USB 2.0.
Figure 7: USB 2.0 Connectors CN22 - USB 2.0 Port 4 / 5
Table 14: Pin Assignment USB 2.0 Connectors CN22 - USB 2.0 Port 4 / 5
Pin
Signal
Description
Note
1
+USBVCC*
+5 V power supply for USB device
2
USB_D-
USB 2.0 differential pair (-)
3
USB_D+
USB 2.0 differential pair (+)
4
GND
Ground
Figure 8: USB 3.1 Connector CN17 - USB 3.1 Port 0 / 1
Table 15: Pin Assignment USB 3.1 Connector CN17 - USB 3.1 Port 0 / 1
Pin
Signal
Description
Note
1
+USBVCC
+5 V power supply for USB device
2
USB_D-
USB 2.0 differential pair (-)
3
USB_D+
USB 2.0 differential pair (+)
4
GND
Ground
5
USB3_SSRX-
USB 3.1 receiver differential pair (-)
6
US
USB 3.1 receiver differential pair (+)
7
GND
Ground
8
USB3_SSTX-
USB 3.1 transmitter differential pair (-)
9
US
USB 3.1 transmitter differential pair (+)
* The power source of +USBVCC can be selected by JP4.