mITX-HSW-S - User Guide, Rev. 1.1
// 31
6.5.
USB Connectors (I/O Area)
The external I/O connector panel supports one dual USB 2.0 connector and one dual USB 3.0 connector.
USB 3.0 ports are backward compatible with USB 2.0.
Figure 8: USB 2.0 Connector CN6 - USB 2.0 Port 8 / 9
Table 14: Pin Assignment USB 2.0 Connector CN6 - USB 2.0 Port 8 / 9
Pin
Signal
Note
Top
1
+USBVCC
2
USB_A-
USB 2.0 Differential Pair (-)
3
USB_A+
USB 2.0 Differential Pair (+)
4
GND
Bottom
5
+USBVCC
6
USB_B-
USB 2.0 Differential Pair (-)
7
USB_B+
USB 2.0 Differential Pair (+)
8
GND
Figure 9: USB 3.0 Connector CN5 - USB 3.0 Port 0 / 1
Table 15: Pin Assignment USB 3.0 Connector CN5 - USB3.0 Port 0 / 1
Pin
Signal
Note
1
+USBVCC
+5 V Supply for USB device
2
USB_A-
USB 2.0 Differential Pair (-)
3
USB_A+
USB 2.0 Differential Pair (+)
4
GND
5
USB3_SSRX- USB 3.0 Rx. Differential Pair (-)
6
US USB 3.0 Rx. Differential Pair (+)
