OXU121HP Datasheet, PDF (3/22 Pages) Oxford Semiconductor – USB On-The-Go Full-Speed Host and High-Speed Peripheral Controller

Oxford Semiconductor, Inc.
OXU121HP Data Sheet
peripheral, and OTG stacks have been ported to a wide variety of real
time operating systems including VxWorks^®, ThreadX^®, and Nucleus^®.
In addition, Oxford Semiconductor also makes available low‐level
controller drivers for other native USB stacks such as those included with
Windows^® CE and Linux^® 2.6.x.
Figure 1 shows the OXU121HP architectural diagram.
Figure 1 OXU121HP Architectural Diagram
OSC1
OSC2
ACK[1:0]
REQ[1:0]
/RESET
/CS
/WR
/RD
INT
A[12:1]
D[15:0]
TEST
Clock/
Osc Pads
and Clk
Div
DMA
Interface
µP
Interface
Test
Control
System Configuration
& Control Registers
USB Peripheral
Controller Registers
USB
Peripheral
Controller
Memory
Blocks
Voltage Regulator
VBus Control Circuit
and
Vbus Charge Pump
HNP/SRP Logic
OTG XCVR
USB Host
Controller
Registers
USB Host
Control
Logic
Host SIE
& Root
Hub
USB Xcvr
ENVREG
VREGOUT
VBUS
/EXVBO
/PO
/OC
ID
P_DM
P_DP
DM1
DP1
DM2
DP2
Development
Support
The OXU121HP product suite includes the USB controller as well as the
protocol stacks and the driver software that enable a wide variety of USB
applications. This unique ability to deliver a total hardware and software
solution sets Oxford Semiconductor apart from other semiconductor
companies and benefits customers by:
„
Shortening time to market
„
Reducing risk
„
Offering a single source for hardware and software, thereby
reducing the number of suppliers the customer has to deal with
Oxford Semiconductor is a Microsoft^® Windows^® Embedded Partner
and has developed host and peripheral controller drivers for Windows
CE 5.0. Similar software support is also available for Linux^® 2.6.x.
DS-0040 Aug 06
External--Free Release
3