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Ampro Corporation 486E manual This page left intentionally blank Viii

Contents

Little Board/486e Computer Revision Reason for Change Date Table of Contents Page Technical Specifications Index Introduction Technical Support This page left intentionally blank Viii Features ChapterGeneral Description CPU/Motherboard Enhanced Embedded-PC Bios VL-Bus Flat Panel/CRT Display Controller Serial Ports Enhanced Parallel PortFloppy Interface IDE Interface Ethernet LAN Interface Byte-Wide Socket and Solid State Disk SSD Enhanced Reliability Modular PC/104 Expansion Bus Halt Testing Software Little Board Development Platform Interface Connector Summary Overview Connector Function Size Key Pin Connectors Connector and Jumper Locations System I/O Map Jumper Configuration OptionsJumper Group Function Default Address Function Pin Connection DC PowerConnector Type Mating Connector Cooling Requirements Power RequirementsBackup Battery Powerfail Monitor Dram System Memory Map Expanded Memory and Extended Memory Memory Address Function Serial Ports J11, J13 RS-232C Serial PortsRS-485 Serial Port Addresses Interrupt Assignments IRQ11 IRQ7 ROM-BIOS Installation of the Serial Ports Serial Port Connectors J11, J13 Ports Pin Signal Function In/Out DB25 Name Pin Configuring Serial 2 for RS-485 J6, W5, W6 Pin Signal Name RS-485 Twisted-Pair Cabling Using RJ11 Connectors Pin RJ11 Signal Standard Wire Color Using the RS-485 Interface Interconnection Scheme Examples Hex Command Serial Console COM Port Table Serial Handshake Serial Booting and Serial Programming Using a Serial Modem Selection Address Interrupts Bi-Directional Parallel PortRegister Name Address Primary Secondary Standard and General Purpose I/O Operation ROM-BIOS Installation of Parallel PortsSignal Type Number of Lines Function Output Drive Parallel Port Interrupt Or Function High/Low Pin Parallel Port Interrupt EnableRegister Bit Signal Name In/Out Active J15 Parallel Port Connector J15 J15 Pin Signal Function In/Out DB25 Name Signal Name Full Name Description Register Bit Definitions Capacity Drive Size Tracks Data Rate Floppy Disk InterfaceFloppy Drive Considerations Pin Signal Name Function In/Out Floppy Interface ConfigurationFloppy Interface Connector J14 IDE Connector J12 IDE Hard Disk Interface 25. IDE Drive Interface Connector J12 IDE Interface Configuration Master/Slave Setting Compact Flash Solid-State DiskEnabling the Drive Solid-State Disk Preparation Flat Panel/CRT Video Controller Connecting a CRT J5Name Connector Pins/Type Description J5 Pin Signal Name DB-15 DB-9 Part Description Mating Connector Connecting a Flat Panel J3 W10 +5V Pin Signal Description Name FLM Power Sequencing Advanced Power Management Bios Support of Non-Standard Panels Pgmebios VIDEO=filename J4 Pin J3 Pin Description Selecting Vee PolarityLCD Bias Supply Option Attaching an External Contrast Control Ra = 270 Rb = Vee max Vee min / 1.5 Example Ethernet Network Interface Network Terms Installing an Ethernet Boot Prom QNX Twisted-Pair Installations Installing a Boot PromInstalling a Boot Prom in Byte-Wide Socket S0 Twisted Pair Interface J7 Using Network Operating Systems NOS Program Name Vendor Function Driver Name Network OS DriversControlling the Ethernet LAN Interface Directly Manufacturer’s Ethernet ID 00 40 SSD Device Size Package Generic Type Pins Part Number Byte-Wide Socket S0 Window Address ROM-BIOS ExtensionsAddressing the Byte-wide Socket Solid State Disk SSD Drives Accessing the Byte-Wide SocketPerformance Issues 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 Socket Flash Eprom Programming Using EPROMsFlash Eprom Typical Devices Pins Jumper Diagram Using SRAMs Non-volatile RAM Utility Connector J16 Pin Signal Name Function Exsmi Push Button Reset Connection External Battery ConnectionsPC Speaker LED Connection Battery-Backed Clock WDT Response Watchdog TimerJumper W4 AL,61H AL,NOT 08H OUT 61H,AL Page AT Expansion Bus Using Standard PC and AT Bus Cards Onboard MiniModule Expansion Bus Expansion Guidelines Bus Termination Expansion Bus Connector Pinouts Pin Signal Function In/Out Current PU/PD/S 47. AT Expansion Bus Connector, B1-B32 P1 48. AT Expansion Bus Connector, C0-C19 P2 PU/PD/S Interrupt and DMA Channel Usage Interrupt Function Ethernet Video Channel FunctionSerial Parallel Floppy Setup Overview Menu Name Functions Setup Page 1-Standard CMOS/EEPROM Setup Standard CMOS/EEPROM Setup Drive Parameter Setup Date and TimeFloppy Drives IDE Hard Disk DrivesPage Error Halt VideoDram Memory System Post Setup Page 2-Options/Peripheral Configuration Extended Bios Serial Port Parallel PortPort Address Selection Address Interrupt Floppy Interface Enable IDE Interface EnableHot Key Setup Enable Selection Address Video State Blank Post Test Byte-Wide Socket Configuration Serial Boot Loader EnableWatchdog Timer Configuration Local Bus Video Display Installing a Modified Bios to Support a New Panel Flat Panel Display Type Setup Page 3-Serial Console Configuration Extended Serial Console ConfigurationPage Creating Configuration Files with SETUP.COM Switch Function Operation with DOS DIR LPT1 Utility Software Overview Little Board/486e CPU Specifications Embedded-PC System Enhancements Onboard 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