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Ampro Corporation 486E J5 Pin Signal Name DB-15 DB-9, Part Description Mating Connector

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Little Board™/486e Technical Manual

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Table 2–28. CRT Interface Connector (J5)

J5 Pin Signal Name DB-15 DB-9

1Red11

2 Ground 6 6

3 Green 2 2

4 Ground 7 7

5Blue 33

6 Ground 8 8

7 Horizontal Sync. 13 4

8 Ground 10 9

9 Vertical Sync. 14 5

10 +5 V Power wit h Fuse _ _

Table 2–29. J5 Mating Connectors

Part Description Mating Connector

Ribbon 3M 3473-7600

Discrete Wire MOL EX Ho using 2 2-5 5-210 2

PIN 16-02-0103

Contents

Main Page Table of Contents Preface Introduction Product Reference Page Technical Specifications Page Preface Introduction Technical Support Page Chapter 1 Introduction General Description Features CPU/Motherboard VL-Bus Flat Panel/CRT Display Controller Enhanced Embedded-PC BIOS Serial Ports Enhanced Parallel Port Floppy Interface IDE Interface Compact Flash Disk Ethernet LAN Interface Byte-Wide Socket and Solid State Disk (SSD) Modular PC/104 Expansion Bus Enhanced Reliability HALT Testing Software Little Board Development Platform Chapter 2 22 2 Product Reference Overview Interface Connector Summary Connector Function Size Key Pin Connectors Product Reference Figure 21. Connector and Jumper Locations 23 Shaded connector pins indicate key pins. Default settings for jumpers are in parenthesis.) Jumper Configuration Options Jumper Group Function Default System I/O Map I/O Address Function DC Power Pin Connection Little Board/486e Figure 22. Power Connector Wiring J10 Power Requirements Backup Battery Cooling Requirements Powerfail Monitor DRAM System Memory Map Memory Address Function Expanded Memory and Extended Memory Serial Ports (J11, J13) RS-232C Serial Ports RS-485 Serial Port I/O Addresses Port I/O Address Interrupt Interrupt Assignments ROM-BIOS Installation of the Serial Ports Serial Port Connectors (J11, J13) Ports Pin Signal Name Function In/Out DB25 Pin DB9 Configuring Serial 2 for RS-485 (J6, W5, W6) Pin Signal Name Figure 26. Serial 2 Interface Selection RS-232 W5 RS-485 W4 Result RS-485 Twisted-Pair Cabling Using RJ11 Connectors Pin Signal Standard J6 Pin RJ11 Wire Color Using the RS-485 Interface Figure 27. RS-485 Interface Wiring Interconnection Scheme Examples One-way Broadcast Simple Bi-Directional Communication Multidrop Network Serial Console Hex Command COM Port Table Serial Handshake Serial Booting and Serial Programming Using a Serial Modem Bi-Directional Parallel Port Address Register Name Primary Secondary I/O Addresses Selection I/O Address Interrupts ROM-BIOS Installation of Parallel Ports Standard and General Purpose I/O Operation Signal Type Number of Lines Function Output Drive Parallel Port Interrupt Parallel Port Interrupt Enable Register Bit Signal Name or Function In/Out Active Pin DB25F High/Low J15 Parallel Port Connector (J15) J15 Pin Signal Name Function In/Out DB25 Register Bit Definitions Signal Name Full Name Description Floppy Disk Interface Capacity Drive Size Tracks Data Rate Floppy Drive Considerations Floppy Interface Configuration Floppy Interface Connector (J14) IDE Hard Disk Interface IDE Connector (J12) Page IDE Interface Configuration Compact Flash Solid-State Disk Enabling the Drive Master/Slave Setting Solid-State Disk Preparation Flat Panel/CRT Video Controller Name Connector Pins/Type Description Connecting a CRT (J5) J5 Pin Signal Name DB-15 DB-9 Part Description Mating Connector Connecting a Flat Panel (J3) W10 +5V +3.3V Figure 28. LCD Power Selector Configuration (W10) Name Description Part Description Mating Connector Power Sequencing Advanced Power Management BIOS Support of Non-Standard Panels LCD Bias Supply Option J4 Pin J3 Pin Description W1 Figure 29. Vee Polarity Selection Jumper Selecting Vee Polarity Selects Negative Vee Selects Positive Vee Attaching an External Contrast Control =- Figure 210. External Contrast Adjustment for LCD Panels =-- Ra Rb Ground J3-47 External Contrast Control Example: Ethernet Network Interface Network Terms Installing an Ethernet Boot PROM Installing a Boot PROM Installing a Boot PROM in Byte-Wide Socket S0 Twisted Pair Interface (J7) J7 Pin Function Twisted-Pair Installations Using Network Operating Systems (NOS) Network OS Drivers Program Name Vendor Function Driver Name Controlling the Ethernet LAN Interface Directly Manufacturers Ethernet ID Byte-Wide Socket (S0) SSD Device Type Size Package Pins Generic Part Number Addressing the Byte-wide Socket Window Address ROM-BIOS Extensions Performance Issues Solid State Disk (SSD) Drives Accessing the Byte-Wide Socket Device Size 64KB Segments Segment Address (Upper Nibble of BH) Jumpering the Byte-Wide Socket EPROM Byte-Wide Socket Signals W14 Pin Signal Name Description Using EPROMs Flash EPROM FLASH EPROM Programming Using SRAMs SRAM Non-volatile RAM Utility Connector (J16) Pin Signal Name Function PC Speaker LED Connection Push Button Reset Connection Keyboard Connections J16 Pin Signal Name DIN Pin Battery-Backed Clock Watchdog Timer Figure 211. Watchdog Timer Response Jumper (W4) Jumper W4 SETUP WDT Response Selects -IOCHK Selects RESET W4 Page Page AT Expansion Bus Onboard MiniModule Expansion Figure 212. Stacking PC/104 Modules with the Little Board/486e CPU Using Standard PC and AT Bus Cards Bus Expansion Guidelines For cables up to 6 inches, use a high quality standard cable, such as 3M 3365/64 (64 conductor) For cables between 6 and 12 inches long, use a high quality ground plane cable, such as 3M part Do not use cables over 12 inches long. Bus Termination Expansion Bus Connector Pinouts 266 Table 246. AT Expansion Bus Connector, A1-A32 (P1) * PU = pull up; PD = pull down; S = resistanc e i n seri es. All v alues in ohm s. Product Reference 267 Table 247. AT Expansion Bus Connector, B1-B32 (P1) Page Page Interrupt and DMA Channel Usage Interrupt Function Page SETUP Overview Page Menu Name Functions SETUP Page 1Standard (CMOS/EEPROM) Setup Figure 213. SETUP Page 1 Date and Time Floppy Drives Drive Parameter Setup IDE Hard Disk Drives Page Video DRAM Memory Error Halt System POST SETUP Page 2Options/Peripheral Configuration Figure 214. SETUP Page 2 Extended BIOS Serial Port Port Address Parallel Port Selection I/O Address Interrupt Floppy Interface Enable Selection I/O Address IRQ DMA IDE Interface Enable Selection I/O Address Interrupt Hot Key Setup Enable Video State Blank Post Test Byte-Wide Socket Configuration Size Address Serial Boot Loader Enable Watchdog Timer Configuration Local Bus Video Display Flat Panel Display Type Installing a Modified BIOS to Support a New Panel SETUP Page 3Serial Console Configuration Figure 215. SETUP Page 3 Page The SETUP.COM Program Creating Configuration Files with SETUP.COM Switch Function Operation with DOS Utility Software Overview Technical Specifications Page Mode Display Mode Colors Text Font Pixels Clock (KHz) Vert (MHz) Horiz (Hz) CRT Support for Standard Video Modes 34 Table 32. Supported CRT Video ModesExtended Resolution Mode Display Mode Colors VESA (KHz) Vert (MHz) Horiz Mode Font Pixels Clock Technical Specifications 35 Table 32. Supported CRT Video ModesExtended Resolution (cont.) Mode Display Mode Colors VESA (KHz) Vert (MHz) Horiz Page Page Figure 31. Mechanical Dimensions 38 Page Page Index # 1 A B F G H I J Q R S T U