PC4-PRESTO • CompactPCI
®
PlusIO • 4
th
Generation Intel
®
Core™-4xxx Processor
USB Connectors
The Intel
®
QM87 Platform Controller Hub incorporates a four-port USB 3.0 xHCI host controller. Two
ports are directly available on the PC4-PRESTO 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. Power rail may be switched off by software independently for
each port.
Another two USB 3.0 connectors would be available when the PC4-PRESTO is combined with the
PCS-BALLET mezzanine side card. EKF offers USB cable connector retainer solutions, for rugged
applications (picture below).
USB 3.0
#
270.23.18.2
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F • ekf
.com
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