User`s manual

42 CMX34GS cpuModule BDM-610000082 Rev A
USB 2.0 Connectors (CN17 and CN27)
Four USB 2.0 compliant connectors are available on connector CN17 and CN27. Table 24 provides the pinout of
the USB connectors.
Table 24 USB Connector (CN17)
Pin Signal Function In/Out
1 VCC1 Supply +5 V to USB1 out
2VCC2 Supply +5 V to USB2 out
3 DATA1– Bidirectional data line for USB1 in/out
4 DATA2– Bidirectional data line for USB2 in/out
5 DATA1+ Bidirectional data line for USB1 in/out
6 DATA2+ Bidirectional data line for USB2 in/out
7 GND Ground out
8 GND Ground out
9 GND Ground out
10 GND Ground out
Table 25 USB Connector (CN27)
Pin Signal Function In/Out
1 VCC3 Supply +5 V to USB3 out
2VCC4 Supply +5 V to USB4 out
3 DATA3– Bidirectional data line for USB3 in/out
4 DATA4– Bidirectional data line for USB4 in/out
5 DATA3+ Bidirectional data line for USB3 in/out
6 DATA4+ Bidirectional data line for USB4 in/out
7 GND Ground out
8 GND Ground out
9 GND Ground out
10 GND Ground out
Note For proper operation at USB 2.0 speeds, be sure to use a cable that is rated for USB 2.0, such as the
cable kit supplied by RTD.