User`s manual

Functional Description 27
CT-30
3.3 Board Interfaces
USB Interfaces
The CT-30 supports three USB 2.0 ports:
X one onboard to connect a Flash disk
X two on the Rear Transition Module.
For details on the USB 2.0 Rear I/O ports, see “Board Interfaces
on RTM” on page 34.
Onboard USB Pin Header (CN5)
The onboard USB device (CN5 pin header, 2.54mm pitch) is
used to connect a USB Flash Disk.
The following figure and table provide pinout information for the
onboard USB pin header CN5:
Table 3-4: Onboard USB Connector Pin Definition
Pin Signal Function I/O
1 Vcc VCC --
2 Uv0- Differential USB- I/O
3 Uv0+ Differential USB+ I/O
4GND GND --
5 -- Not connected --
6 -- Not used --
7GND GND --
8 -- Not used --
9 -- Not used --
10 -- Not used --