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Chapter 1 Introduction
3
Table of Contents
Copyright
.............................................................................................................2
Trademarks
........................................................................................................2
FCC and DOC Statement on Class B
.....................................................2
About this Manual
..........................................................................................4
Warranty
..............................................................................................................4
Static Electricity Precautions
......................................................................4
Safety Measures
..............................................................................................4
About the Package
.........................................................................................5
Chapter 1 - Introduction
.............................................................................6
Specifications
................................................................................................6
Features
........................................................................................................7
Chapter 2 - Concept
����������������������������������������������������������������������� 8
COM Express Module Standards
..............................................................8
Specification Comparison Table
...............................................................9
Chapter 3 - Hardware Installation
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10
Board Layout
............................................................................................... 10
Block Diagram
............................................................................................. 10
Mechanical Diagram
.................................................................................. 11
System Memory
.......................................................................................... 12
Connectors
................................................................................................... 13
CPU Fan Connector.................................................................................... 13
COM Express Connector ............................................................................. 13
COM Express Connector Signal Discription .................................................. 15
Cooling Option
............................................................................................ 21
Installing BT9A3 onto a Carrier Board
................................................. 21
Installing the COM Express Debug Card
............................................. 23
Chapter 4 - BIOS Setup
��������������������������������������������������������������� 26
Overview
..................................................................................................... 26
AMI BIOS Setup Utility
............................................................................. 27
Main ......................................................................................................... 27
Advanced .................................................................................................. 27
Chipset ..................................................................................................... 34
Security .................................................................................................... 38
Boot ......................................................................................................... 39
Save & Exit ............................................................................................... 39
Updating the BIOS
.................................................................................... 40
Notice: BIOS SPI ROM
............................................................................. 40
Chapter 5 - Supported Software
........................................................... 41
Chapter 6 - GPIO Programming Guide
............................................... 52
Appendix A - Watchdog Sample Code
................................................ 53
Appendix B - System Error Message
................................................... 54
Appendix C - Troubleshooting
................................................................ 56