Instruction Manual

CP-RIO6-001-HD-VGA Functional Description
ID 1052-4138, Rev. 1.0 Page 2 - 3
2. Functional Description
2.1 Board Interfaces
2.1.1 USB Interfaces
The CP-RIO6-001-HD-VGA rear I/O module supports three USB 2.0 ports, two on the front I/O
and one onboard for the USB NAND Flash module. All ports are high-speed, full-speed, and
low-speed capable. One USB peripheral may be connected to each port. For connecting more
USB devices to the CP-RIO6-001-HD-VGA than there are available ports, an external USB hub
is required.
2.1.1.1 Front Panel USB Connectors J16 and J17
On the front panel of the CP-RIO6-001-HD-VGA rear I/O module, there are two USB interfaces
implemented on two 4-pin connectors with the following pinout:
Note ...
The USB host interfaces can be used with maximum 500 mA continuous load
current as specified in the Universal Serial Bus Specification, Revision 2.0.
Short-circuit protection is provided. All the signal lines are EMI-filtered.
Note ...
The rear I/O interface supports the USB 1.1 and USB 2.0 standards. For USB
2.0 it is strongly recommended to use a cable length not exceeding 3 meters.
Figure 2-1: USB Con. J16 and J17
J17
J16
1324
1324
Table 2-1: USB Con. J16 and J17 Pinout
PIN SIGNAL FUNCTION I/O
1VCC VCC --
2 UV0- Differential USB- I/O
3 UV0+ Differential USB+ I/O
4GND GND --