Intel ® P67 Express Chipset; Usb - Intel DP67BA Specification

®
1.6 Intel
Intel P67 Express Chipset with Direct Media Interface (DMI) interconnect provides
interfaces to the processor and the USB, SATA, LPC, LAN, and PCI Express interfaces.
The Intel P67 Express Chipset is a centralized controller for the board's I/O paths.
For information about
The Intel P67 chipset
Resources used by the chipset
1.6.1

USB

The board supports up to 14 USB 2.0 ports and two USB 3.0 ports.
The Intel P67 Express Chipset provides the USB controller for the 2.0 ports. The two
USB 3.0 ports are provided by the NEC* UPD720200 controller. The port arrangement
is as follows:
Two USB 3.0 ports are implemented with stacked back panel connectors (blue)
•
Six USB 2.0 ports are implemented with stacked back panel connectors (black)
•
Eight USB 2.0 front panel ports implemented through four internal headers
•
All 16 USB ports are high-speed, full-speed, and low-speed capable. The USB 3.0 ports
are super-speed capable.
NOTES
Computer systems that have an unshielded cable attached to a USB port may not meet
FCC Class B requirements, even if no device is attached to the cable. Use a shielded
cable that meets the requirements for full-speed devices.
For information about
The location of the USB connectors on the back panel
The location of the front panel USB headers
P67 Express Chipset
Refer to
http://www.intel.com/products/desktop/chipsets/index.htm
Chapter 2
Product Description
Refer to
Figure 9, page 40
Figure 10, page 41
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