
LittleBoard 800
Reference Manual
iii
Contents
Chapter 1
About This Manual ....................................................................................................1
Purpose of this Manual ....................................................................................................................1
References ......................................................................................................................................1
Chapter 2
Product Overview......................................................................................................3
EBX Architecture..............................................................................................................................3
Product Description..........................................................................................................................4
Board Features ..........................................................................................................................4
Block Diagram ............................................................................................................................7
Major Components (ICs).............................................................................................................7
Header Definitions ....................................................................................................................10
Jumper Definitions ....................................................................................................................13
Specifications.................................................................................................................................13
Physical Specifications .............................................................................................................13
Environmental Specifications....................................................................................................14
Power Specifications ................................................................................................................14
Thermal/Cooling Requirements ................................................................................................14
Chapter 3
Hardware .................................................................................................................17
Overview ........................................................................................................................................17
Interrupt Channel Assignments ................................................................................................18
Memory Map ............................................................................................................................19
I/O Address Map ......................................................................................................................19
Floppy Drive Interface....................................................................................................................20
Parallel Port Interface ....................................................................................................................20
Serial Interfaces ............................................................................................................................21
Utility Interfaces ............................................................................................................................26
Utility 1 Interface ......................................................................................................................26
Keyboard Interface ..............................................................................................................26
External Battery ...................................................................................................................26
Reset Switch........................................................................................................................26
Speaker ...............................................................................................................................27
Utility 2 Interface .......................................................................................................................27
System Management Bus (SMBus) ....................................................................................28
USB Signals (USB1 and USB2) ..........................................................................................28
Mouse Interface...................................................................................................................28
Infrared Port (IrDA) .............................................................................................................28
Utility 3 Interface ......................................................................................................................30
USB Signals (USB3 and USB4) ..........................................................................................30
Audio Interface...............................................................................................................................30
Video Interfaces ............................................................................................................................31
CRT Interface ..........................................................................................................................32
LVDS Interface .........................................................................................................................32
Power Interfaces ............................................................................................................................33
Power In....................................................................................................................................33
Miscellaneous ................................................................................................................................35
Real Time Clock (RTC) ............................................................................................................35
Temperature Monitoring ..........................................................................................................35
Oops! Jumper (BIOS Recovery) ...............................................................................................35
Summary of Contents for LitleBoard 800
Page 1: ...LittleBoard 800 Single Board Computer Reference Manual P N 5001816B Revision A ...
Page 6: ...Contents vi Reference Manual LittleBoard 800 ...
Page 22: ...Chapter 2 Product Overview 16 Reference Manual LittleBoard 800 ...
Page 44: ...Chapter 3 Hardware 38 Reference Manual LittleBoard 800 ...
Page 48: ...Appendix A Technical Support 42 Reference Manual LittleBoard 800 ...