User Guide • SC5-FESTIVAL • CompactPCI
®
Serial CPU Board
USB Connectors
The Intel
®
CM238 Platform Controller Hub incorporates a four-port USB 3.0 xHCI host controller. Two
ports are directly available on the SC5-FESTIVAL front panel (type A receptacle), for attachment of
external USB devices.
P-USB • Dual USB 3.0 Receptacle
USB 3.0 dual type A receptacle, stacked, 18-position
1
VBUS +5V, 1.5A max
1)
2
USB D-
3
USB D+
4
GND
5
SS RX-
6
SS RX+
7
GND
8
SS TX-
9
SS TX+
1)
+5V via 1.5A current-limited electronic power switch. The voltage is active in power states S0-
S5 and may be switched off by software independently for each port.
USB 3.0
#
270.23.18.2
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