Ampro Corporation 486E manual Little Board Development Platform

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Little Board™/486e Technical Manual

Little Board Development Platform

Whatever your Little Board application, there is always a need for an engineering development cycle. To help developers quickly assemble an embedded system, Ampro’s Little Board Development Platform provides developers with tools to manage development and assembly for embedded system components such as:

!Power supplies

!Floppy disk drive

!Hard disk drive

!Speaker

!I/O connectors

!Two-slot PC backplanes

The Development Platform provides a known good environment for your development work. You can install the Little Board/486e CPU, MiniModules™ expansion products or conventional expansion boards, keyboards, monitors, and I/O devices to quickly create a platform for your hardware and software engineering needs. Often, Development Platforms are used in repair and support facilities as well, and on the production floor for system test. Contact your Ampro sales representative for additional information.

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Contents Little Board/486e Computer Revision Reason for Change Date Table of Contents Page Technical Specifications Index Introduction Technical SupportThis page left intentionally blank Viii Features ChapterGeneral Description CPU/MotherboardEnhanced Embedded-PC Bios VL-Bus Flat Panel/CRT Display ControllerSerial Ports Enhanced Parallel PortFloppy Interface IDE InterfaceEthernet LAN Interface Byte-Wide Socket and Solid State Disk SSDEnhanced Reliability Modular PC/104 Expansion BusHalt Testing Software Little Board Development Platform Interface Connector Summary OverviewConnector Function Size Key Pin ConnectorsConnector and Jumper Locations Jumper Group Function Default Jumper Configuration OptionsSystem I/O Map Address Function Connector Type Mating Connector DC PowerPin Connection Backup Battery Power RequirementsCooling Requirements Powerfail Monitor Dram System Memory MapExpanded Memory and Extended Memory Memory Address FunctionSerial Ports J11, J13 RS-232C Serial PortsRS-485 Serial Port AddressesInterrupt Assignments IRQ11 IRQ7ROM-BIOS Installation of the Serial Ports Serial Port Connectors J11, J13Ports Pin Signal Function In/Out DB25 Name PinConfiguring Serial 2 for RS-485 J6, W5, W6 Pin Signal NameRS-485 Twisted-Pair Cabling Using RJ11 Connectors Pin RJ11 Signal Standard Wire ColorUsing the RS-485 Interface Interconnection Scheme ExamplesHex Command Serial ConsoleCOM Port Table Serial HandshakeSerial Booting and Serial Programming Using a Serial ModemRegister Name Address Primary Secondary Bi-Directional Parallel PortSelection Address Interrupts Signal Type Number of Lines Function Output Drive ROM-BIOS Installation of Parallel PortsStandard and General Purpose I/O Operation Parallel Port Interrupt Register Bit Signal Name In/Out Active J15 Parallel Port Interrupt EnableOr Function High/Low Pin Parallel Port Connector J15 J15 Pin Signal Function In/Out DB25 NameSignal Name Full Name Description Register Bit DefinitionsFloppy Drive Considerations Floppy Disk InterfaceCapacity Drive Size Tracks Data Rate Floppy Interface Connector J14 Floppy Interface ConfigurationPin Signal Name Function In/Out IDE Connector J12 IDE Hard Disk Interface25. IDE Drive Interface Connector J12 IDE Interface Configuration Master/Slave Setting Compact Flash Solid-State DiskEnabling the Drive Solid-State Disk PreparationName Connector Pins/Type Description Connecting a CRT J5Flat Panel/CRT Video Controller J5 Pin Signal Name DB-15 DB-9 Part Description Mating ConnectorConnecting a Flat Panel J3 W10 +5VPin Signal Description Name FLMPower Sequencing Advanced Power ManagementBios Support of Non-Standard Panels Pgmebios VIDEO=filenameLCD Bias Supply Option Selecting Vee PolarityJ4 Pin J3 Pin Description Attaching an External Contrast Control Ra = 270 Rb = Vee max Vee min / 1.5Example Ethernet Network Interface Network TermsInstalling an Ethernet Boot Prom QNXTwisted-Pair Installations Installing a Boot PromInstalling a Boot Prom in Byte-Wide Socket S0 Twisted Pair Interface J7Using Network Operating Systems NOS Controlling the Ethernet LAN Interface Directly Network OS DriversProgram Name Vendor Function Driver Name Manufacturer’s Ethernet ID 00 40SSD Device Size Package Generic Type Pins Part Number Byte-Wide Socket S0Addressing the Byte-wide Socket ROM-BIOS ExtensionsWindow Address Performance Issues Accessing the Byte-Wide SocketSolid State Disk SSD Drives Device 64KB Segment Address Size Segments Upper Nibble of BH Byte-Wide Socket Signals Typical Devices Pins Jumper DiagramW14 Pin Signal Name Description Jumpering the Byte-Wide SocketFlash Eprom Typical Devices Pins Jumper Diagram Using EPROMsFlash Eprom Programming Using SRAMs Non-volatile RAMUtility Connector J16 Pin Signal Name Function ExsmiPush Button Reset Connection External Battery ConnectionsPC Speaker LED ConnectionBattery-Backed Clock Jumper W4 Watchdog TimerWDT Response AL,61H AL,NOT 08H OUT 61H,AL Page AT Expansion Bus Using Standard PC and AT Bus Cards Onboard MiniModule ExpansionBus Expansion Guidelines Bus TerminationExpansion Bus Connector Pinouts Pin Signal Function In/Out Current PU/PD/S47. AT Expansion Bus Connector, B1-B32 P1 48. AT Expansion Bus Connector, C0-C19 P2 PU/PD/S Interrupt and DMA Channel Usage Interrupt FunctionSerial Parallel Floppy Channel FunctionEthernet Video Setup Overview Menu Name Functions Setup Page 1-Standard CMOS/EEPROM Setup Standard CMOS/EEPROM SetupDrive Parameter Setup Date and TimeFloppy Drives IDE Hard Disk DrivesPage Error Halt VideoDram Memory System PostSetup Page 2-Options/Peripheral Configuration Extended BiosSerial Port Parallel PortPort Address Selection Address InterruptFloppy Interface Enable IDE Interface EnableHot Key Setup Enable Selection AddressVideo State Blank Post TestByte-Wide Socket Configuration Serial Boot Loader EnableWatchdog Timer Configuration Local Bus Video DisplayInstalling a Modified Bios to Support a New Panel Flat Panel Display TypeSetup Page 3-Serial Console Configuration Extended Serial Console ConfigurationPage Creating Configuration Files with SETUP.COM Switch FunctionOperation with DOS DIR LPT1Utility Software Overview Little Board/486e CPU Specifications Embedded-PC System EnhancementsOnboard Peripherals CRT Support for Standard Video Modes Vesa Font Pixels Clock Horiz Vert Mem Mode MHz KHz Support Software Mechanical and Environmental Specifications Mechanical Dimensions Technical Specifications Page Index Page POST, Setup Little Board/486e Technical Manual Index-4