MITX-DNV0 Series - User Guide, Rev. 1.2
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7.4.
USB Connectors (Internal) (CN17)
The USB port pin header CN17 supports two USB 2.0 ports.
Figure 13: USB 2.0 Port 1, 2 Pin Header CN17
Table 24: Pin Assignment CN5
Pin
Signal
Note
1
+USBVCC
2
+USBVCC
3
USB_A-
4
USB_B-
5
USB_A+
6
USB_B+
7
GND
8
GND
9
KEY
10
GND
The power source of +USBVCC can be selected by JP2.
Table 25: Signal Description
Signal
Description
+USBVCC
5 V supply for external devices. SB5V is supplied during power down to allow wakeup on USB device
activity. Protected by active power switch 1 A fuse for each USB port.
USB_A-/+
USB_B-/+
Universal Serial Bus Differentials: Bus Data / Address / Command Bus.
6
1
3
10
4
5
2
8
7
