Artesyn COMX-P4080-2G-ENP2 Installation and Use (August 2014) - Manual (Page 49)

Functional Description
COMX-P4080-2G-ENP2 Installation and Use (6806800P63B) 49
The operating mode of the USB hub is configured by hardware strapping, and it can also be
configured by I2C bus by changing the state of the strapping pins. Hardware strapping is the
default method. The I2C bus address of the USB hub is 0x58 when configured.
By default configuration, all 4 USB ports of the hub are removable and all indicating signals are
active high. Two LED provided on the module to indicate the operating state of the USB hub.
One is hub active indicating LED and the other is hub high speed indicating LED.
4.17.1 Four USB Ports
All four USB interfaces are directly connected to the COM Express connector.
All the four USB ports signals with two over current detecting signals, USB_OC_0_1_N and
USB_OC_2_3_N
are routed to the COM Express connectors. USB_OC_0_1_N is for USB0 and
USB1, USB_OC_2_3_N is for USB2 and USB3.
Table 4-10 USB PHY
Characteristic Value
Vendor SMSC
Device USB3315C-CP-TR
Function USB Transceiver (PHY)
Package QFN24 (4.0mm x 4.0mm x 1.0mm)
Oracle Number 5106812C21
Table 4-11 USB HUB
Characteristic Value
Vendor SMSC
Device USB2514Bi-AEZG
Function USB Hub Controller
Package QFN36 (6.0mm x 6.0mm x 1.0mm)
Oracle Number 5106812C33