UHP112 OXFORD [Oxford Semiconductor], UHP112 Datasheet

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UHP112

Manufacturer Part Number
UHP112
Description
Two-Port PCI-to-USB OpenHCI Host Controller - Product Brief
Manufacturer
OXFORD [Oxford Semiconductor]
Datasheet
Features
Applications
Description
The Transdimension’s UHP112 provides a single-
chip PCI-to-Universal Serial Bus (USB) solution. The
UHP112 interfaces directly to any 32-bit 33 MHz PCI
bus and is ideal for either onboard applications or
add-in card applications. It can easily be configured
to communicate in either a 3 V PCI environment or
5 V PCI environment simply by selecting the appro-
priate communications voltage level on the VIO input
pin.
* Microsoft and Windows are registered trademarks of Microsoft
UHP112
Two-Port PCI-to-USB OpenHCI Host Controller - Product Brief
Corporation.
32-bit, 33 MHz PCI interface compliant with PCI
Local Bus Specification Revision 2.1s
Two downstream USB ports
Full compliance with Universal Serial Bus Specifi-
cation Revision 1.1
OpenHCI Open Host Controller Interface Specifi-
cation for USB Release 1.0a compatible
Provides advanced power management capabili-
ties compliant with PCI Bus Power Management
Interface Specification Revision 1.1
Fully compatible with Microsoft Windows* Standard
OpenHCD Drivers
Supports legacy keyboard and mouse devices
Integrated dual-speed USB transceivers
3 V or 5 V switchable PCI signaling
100-pin TQFP
Evaluation kit available
Seamless integration with 3 V or 5 V PCI-based
computer products
Supports all USB compliant devices and hubs
The UHP112 is a 3.3 V device fabricated in 0.35 µm
technology. Integrated dual-speed USB transceivers
enable a single-chip PCI-to-USB solution.
The UHP112 supports the legacy peripherals feature,
as defined in the OpenHCI Specification Release
1.0a.
An advanced power management capabilities inter-
face compliant with PCI Bus Power Management
Interface Specification Revision 1.1 is present to offer
a variety of power-savings modes to the host system.
The UHP112 provides two downstream USB ports for
connectivity with any USB compliant device or hub.
Full-speed or low-speed peripherals are supported
along with all of the USB transfer types: control, inter-
rupt, bulk, or isochronous. The UHP112’s OpenHCI
compliance offers significant USB performance
benefits and reduced CPU overhead compared to
other host controllers.
The UHP112 is fully compatible with the Microsoft
Windows Standard OpenHCD Drivers.
The UHP112 is supported natively as an OHCI
compliant host controller under Windows 98, ME, XP
and CE, as well as under MacOS and Linux. For
customers using other operating systems, Soft-
Connex Technologies’ USBLink Host solution
supports a wide range of products, such as AMX,
ITRON, Linux, LynxOS, MS-DOS, Nucleus, OS-40,
PowerTV, QNX, ThreadX, VRTX and VxWorks.
USBLink Host is also distinguished by the variety of
USB devices that it can support, including: printers;
audio, communication, human interface and mass
storage devices; digital still and video cameras;
Hubs; MP3 players; Host to Host cables and Blue-
tooth connectivity products. In addition, USBLink
Host runs on both little endian (x86, ARM, SA, SH,
ST) and big endian (PPC, MIPS) processors. For
more information, please visit www.softconnex.com.
*SoftConnex Technologies is a wholly owned subsidiary of Trans-
dimension Inc.

Related parts for UHP112

UHP112 Summary of contents

Page 1

... VIO input pin. * Microsoft and Windows are registered trademarks of Microsoft Corporation. The UHP112 is a 3.3 V device fabricated in 0.35 µm technology. Integrated dual-speed USB transceivers enable a single-chip PCI-to-USB solution. The UHP112 supports the legacy peripherals feature, as defined in the OpenHCI Specification Release 1 ...

Page 2

... OHCI REG W DATA CONTROL SLAVE FIFOs DATA DATA STATUS ADDRESS/ HCI DATA MASTER BLOCK CONTROL FIFO STATUS F-BUS CONTROL F-BUS IRQ Figure 1. UHP112 Interconnection Diagram DATA USB CONTROL ROOT STATE HUB CONTROL AND TX HOST CONTROL SIE LIST CLOCK CONTROL PROCESSOR MUX BLOCK 12/1 ...

Page 3

... DPLS2 18 DMNS2 TEST0 21 PWROK2 22 PWRFLT2N 23 PRTPWR2 24 TEST1 25 Transdimension Inc. Two-Port PCI-to-USB OpenHCI Host Controller TDUHP112 Figure 2. Pin Diagram (100-Pin TQFP) SERRN MIRQ12I PERRN STOPN 70 69 DEVSELN TRDYN 68 67 IRDYN ...

Page 4

Two-Port PCI-to-USB OpenHCI Host Controller Pin Information (continued) Table 1. Numeric Pin Cross Reference Pin Symbol* Pin 1 A20MN 26 2 AD2 27 3 AD1 28 4 AD0 CLK48 ...

Page 5

... Test 0. For device testing. Connect this to ground during normal use. Connect to logic high for NAND tree mode. See NAND Tree Mode on page 2-32. Port 2 Power OK. Analog or digital input to inform the UHP112 that USB port 2 power is stable (when >4 V). Port 2 Power Fault (Active-Low). Logic input indicates an overcur- rent fault on port 2 ...

Page 6

Two-Port PCI-to-USB OpenHCI Host Controller Pin Information (continued) Table 2. Pin Descriptions (continued) Pin Symbol* Type 33 V Power Power DD 35 GNTN Input 36 REQN Output/3-State 37 AD31 Bidir 38 AD30 Bidir 39 AD29 Bidir 40 ...

Page 7

... PCI Address/Data Bit. PCI Command/Byte Enable. Device Ground. Voltage I/O. This signal is used to indicate to the UHP112 the PCI signaling interface to use ( PCI signaling VIO will indicate 3 V PCI signaling while VIO will indicate 5 V PCI signaling. This pin may be connected directly to the PCI VIO signal. ...

Page 8

For additional information, contact your Transdimension Regional Sales Representitive: INTERNET: http://www.transdimension.com E-MAIL: sales@transdimension.com, techsupport@transdimension.com Headquarters TransdimensionInc., 2 Venture, Irvine, CA 92618. Tel 949-727-2020, FAX 949-727-3232 /N. America Pete Todd, V.P. of Worldwide Sales: email: ptodd@transdimension.com JAPAN: TransdimensionInc., OYA Bldg. 5, ...

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