Intel C2518 FH8065501516710 Data Sheet
Product codes
FH8065501516710
Volume 2—Universal Serial Bus (USB) 2.0—C2000 Product Family
Architectural Overview
Intel
®
Atom™ Processor C2000 Product Family for Microserver
Datasheet, Vol. 2 of 3
September 2014
264
Order Number: 330061-002US
14.3
Architectural Overview
The hardware appears to the system software as shown in
Figure 14-2. Software and Hardware Block Diagram
Client Driver Software
Universal Serial Bus Driver (USBD)
Companion
(UHCI or OHCI)
Host Controller
Driver
Enhanced Host
Controller Driver
(EHCD)
Enhanced Host
Controller (EHCI)
USB Devices
connected to
Ports 0, 2, 3
Companion
(UHCI or OHCI)
Host Controller
Integrated
Rate-Matching Hub
(RMH)
Debug Port Driver
Debug Port Controller
USB Device
connected to
Port 1
(USB_DP1, USB_DN1)
Not Supported
Integrated
USB 2.0
Hardware
Software
ENABLED_CNT
bit