Ampro Corporation Littleboard 550 manual USB Signals USB0 and USB1, Component Address Binary

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Chapter 3

 

Hardware

Table 3-17. SMBus Reserved Addresses

 

 

 

 

 

 

 

Component

Address Binary

 

 

Serial EEPROM (SEEP)

1010,010xb

 

 

SDRAM EPROM

1010,000xb

 

 

Clock Generator (ICS9250)

1101,001xb

 

 

Southbridge (VT82C686B)

0000,000xb (default) Programmable Master

 

 

Thermal Sensor (MAX1617)

0011,0010xb

 

USB Signals (USB0 and USB1)

The LittleBoard 550 contains one root USB hub with four functional USB ports. This connector (Utility 2) provides two of the four USB ports (USB0 and USB1). The hub is USB v.1.1 and Intel Universal HCI v.1.1 compatible.

Features implemented in the USB ports include the following:

One root hub and two USB ports on this connector

USB v.1.1 and Intel Universal HCI v.1.1 compatible

Integrated physical layer transceivers

Over-current detection status (software) on all four USB ports

Over-current fuses for all four ports on the LittleBoard 550 board. See Table 2-3.

NOTE

Ampro does not recommend connecting a USB boot device to the

 

LittleBoard 550 through an external hub. Instead, connect the USB

 

boot device directly to the LittleBoard 550. Refer to Chapter 4, BIOS

 

Setup for more information.

 

 

LittleBoard 550

Reference Manual

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Contents LittleBoard Single Board Computer Reference Manual Audience Assumptions Contents Appendix a List of Tables Table A-1 Purpose of this Manual SpecificationsReference Material LittleBoard 550 Support Products Related Ampro ProductsOther LittleBoard Products Other Ampro Products Chapter EBX Architecture Product OverviewStacking PC/104 Modules with the LittleBoard Product DescriptionBoard Features Chapter Chapter ATA Block DiagramCPU Major Integrated Circuits ICsChip Type Mfg Model Description Function VIADIMM1 Connector DefinitionsJack # Signal Description Additional ComponentsNorthb Jumper Definitions Jumper # Installed Removed/InstalledDefault Indicator DefinitionThb Physical Specifications SpecificationsDimension LittleBoard 550 Dimensions Top view, #1 Mechanical Specifications115 705 415 730 200 050 350 800 600 385 345 Environmental Specifications Power SpecificationsThermal/Cooling Requirements Reference Manual LittleBoard USB OverviewFlash Memory U17 CPU U1Memory Sdram Memory DIMM1Memory Map Interrupt Channel AssignmentsVGA Address MapBase Address Function Address hex SubsystemPC/104-Plus Interface J21 Pin # Signal Input Description OutputCLK2 IDSEL0REQ0 GNT1Inta REQ2CLK0 IntdCLK3 IDSEL1REQ1 GNT2CLK1 IDSEL2IDSEL3 GNT0PC/104 Interface J1A,B,C,D Pin # Signal Description J1 Row aPin # Signal Descriptions J1 Row B DRQ1 DACK3DRQ3 DACK1Pin # Signal Descriptions J1 Row D Pin # Signal Descriptions J1 Row CDRQ0 IRQ15IRQ14 DACK0IDE Interface J12, J17 Pin # Signal DescriptionPdiordy PdreqPdiow PdiorSDD5 SDD8SDD6 SDD9SDCS1# SDA1SDA0 SDA2PDCE1 CompactFlash Adapter J23VCC Pdrst PDCE2Floppy Drive Interface J14 Parallel Port Interface J15 Pin # Signal In/Out DescriptionRS485 Serial Port Implementation Serial Interfaces J11, J13RTS1 DCD1DSR1 RXD1DSR3 CTS2DTR2 DCD3RTS4 DCD4DSR4 RXD4Utility 1 Interface J16 Utility InterfacesMouse Interface Utility 2 Interface J24System Management Bus SMBus Component Address Binary USB Signals USB0 and USB1Sdram Eprom Mdata SuscPwrbt BatlowUtility 3 Interface J18 USB Signals USB2 and USB3TX+ Ethernet Interfaces J7, J32Audio Interface J28 CDL VideolVideognd VideorCRT Interface Video Interfaces J3, J4, J5, J31LCD Interface Enavdd Lvds Interface Pin # Signal Description Line ChannelReal Time Clock RTC Temperature MonitoringOops! Jumper Bios Recovery MiscellaneousHot Cable Jumper Watchdog TimerTAG Power Interface J10Power Monitor CPU FanReference Manual LittleBoard Introduction Accessing Bios Setup VGA DisplayBios Setup Menu Item/Topic Accessing Bios Setup Serial ConsoleBios Setup Opening Screen Bios MenusDrive Assignment Bios Configuration ScreenDrive Configurations and Boot Options Date & Time# of Floppy Drives Bios Settings Drive and Boot Options Boot OrderUser Interface Options Keyboard and Mouse ConfigurationUser Interface Memory Memory Control OptionsPower Management Power Management and Advanced User OptionsAdvanced features On-Board Serial Ports On-Board LPT Port On-Board Controllers Video, Flat Panel, and Audio OptionsOn-Board Video PCI, Plug n Play, and Interrupt Assignments Chapter Bios Setup Chapter Bios Setup Chapter Bios Setup Splash Screen Image Requirements Splash Screen CustomizationConverting the Splash Screen File \splashconvert convert.idf Method Contact Information Appendix a Technical SupportAppendix a Technical Support Connector Designation Pin # Mfg Part Number Appendix B Appendix C LAN Boot Option Accessing PXE Boot Agent Bios Setup PXE Boot Agent Bios SetupPXE Configuration PXE Boot Agent Setup ScreenTCP/IP Configuration RPL Configuration NetWare ConfigurationCRT CD-ROMPost Documentation and Support Software Doc & SW CD-ROMWDT Supported featuresReference Manual LittleBoard