Specifications

LittleBoard 800 Reference Manual iii
Contents
Chapter 1 About This Manual.........................................................................................................1
Purpose of this Manual.......................................................................................................................1
Reference Material .............................................................................................................................1
Related Ampro Products ....................................................................................................................2
Chapter 2 Product Overview...........................................................................................................5
EBX Architecture ................................................................................................................................5
Product Description ............................................................................................................................6
Board Features...............................................................................................................................7
Block Diagram ................................................................................................................................9
Major Integrated Circuits (Chips) .................................................................................................10
Connector Definitions...................................................................................................................12
LED Definitions.............................................................................................................................14
Jumper Definitions........................................................................................................................14
Additional Components ................................................................................................................15
Specifications....................................................................................................................................16
Physical Specifications.................................................................................................................16
Environmental Specifications .......................................................................................................16
Power Specifications....................................................................................................................17
Thermal/Cooling Requirements....................................................................................................17
Mechanical Specifications............................................................................................................18
Chapter 3 Hardware.......................................................................................................................21
Overview .......................................................................................................................................21
CPU (U1) .......................................................................................................................................22
Memory .......................................................................................................................................22
DDR DIMM Memory (DIMM1)......................................................................................................22
Flash Memory (U13).....................................................................................................................22
Interrupt Channel Assignments....................................................................................................23
Memory Map.................................................................................................................................23
I/O Address Map ..........................................................................................................................24
PC/104-Plus Interface (J2) ...............................................................................................................25
PC/104 Interface (J1A,B,C,D) ..........................................................................................................29
IDE Interface (J6, J7)........................................................................................................................34
CompactFlash Socket (J8) ...............................................................................................................37
Floppy Drive Interface (J17) .............................................................................................................39
Parallel Port Interface (J16)..................................................................................................
............40
Serial Interfaces (J11, J12)...............................................................................................................41
Utility Interfaces ................................................................................................................................45
Utility 1 Interface (J15)......................................................................................................................45
Keyboard Interface.......................................................................................................................45
External Battery............................................................................................................................45
Reset Switch ................................................................................................................................45
Speaker .......................................................................................................................................46
Utility 2 Interface (J13)......................................................................................................................46
System Management Bus (SMBus).............................................................................................46
USB Signals (USB1 and USB2)...................................................................................................47
Mouse Interface............................................................................................................................47