CME-Atom User Manual 1.2
www.diamondsystems.com
Page 2
CONTENTS
IMPORTANT SAFE-HANDLING INFORMATION ......................................................................................................3
1.
INTRODUCTION .................................................................................................................................................4
1.1
Features .........................................................................................................................................................4
2.
FUNCTIONAL OVERVIEW .................................................................................................................................6
2.1
Block Diagram ...............................................................................................................................................6
2.2
Board Dimensions, Mounting Holes, and Connectors...................................................................................7
2.3
Bus and Interface Connector Summary ........................................................................................................9
2.4
COM Express Bus Connectors ......................................................................................................................9
3.
GETTING STARTED ........................................................................................................................................ 10
3.1
COM Express Development Kits ................................................................................................................ 11
3.2
Preparing the Hardware ............................................................................................................................. 11
3.3
Booting the System .................................................................................................................................... 12
3.4
BIOS Setup Utility ....................................................................................................................................... 12
3.4.1
Main Setup Menu ............................................................................................................................... 12
3.4.2
Advanced Setup Menu ....................................................................................................................... 12
3.4.3
PCI/PnP Settings Menu ..................................................................................................................... 13
3.4.4
Boot Settings Menu ............................................................................................................................ 13
3.4.5
Security Settings Menu ...................................................................................................................... 13
3.4.6
Chipset Settings Menu ....................................................................................................................... 13
3.4.7
Exit ..................................................................................................................................................... 14
3.5
Operating System Drivers .......................................................................................................................... 14
3.6
BIOS Beep Sounds List .............................................................................................................................. 14
4.
INTERFACE CONNECTOR DETAILS ............................................................................................................. 15
4.1
COM Express AB Connector ...................................................................................................................... 16
4.1.1
USB signals ....................................................................................................................................... 18
4.1.2
Gigabit Ethernet (LAN) ....................................................................................................................... 18
4.1.3
AC97 Audio/High Definition Audio ..................................................................................................... 18
4.1.4
PCI Express ....................................................................................................................................... 19
4.1.5
SATA .................................................................................................................................................. 19
4.1.6
General Purpose Inputs and Outputs (GPIO) .................................................................................... 19
4.1.7
Power and System Management ....................................................................................................... 20
4.1.8
LVDS Flat Panel ................................................................................................................................ 21
4.1.9
LPC Interface ..................................................................................................................................... 21
4.1.10
Analog VGA (CRT) ............................................................................................................................ 22
4.1.11
TV Out ................................................................................................................................................ 22
4.1.12
Miscellaneous Signals ....................................................................................................................... 23
4.2
COM Express CD Connector ..................................................................................................................... 24
4.2.1
IDE ..................................................................................................................................................... 26
4.2.2
PCI Bus Interface ............................................................................................................................... 27
5.
APPENDIX: SYSTEM RESOURCES REFERENCE ....................................................................................... 28
5.1
BIOS Memory Mapping .............................................................................................................................. 28
5.2
I/O Port Address Map ................................................................................................................................. 28
5.3
Interrupt Request (IRQ) Lines .................................................................................................................... 29
5.4
BIOS Beep Codes ...................................................................................................................................... 30
5.4.1
Boot Block Beep Codes ..................................................................................................................... 30
5.4.2
Post BIOS Beep Codes ..................................................................................................................... 30
5.4.3
Troubleshooting Post BIOS Beep Codes .......................................................................................... 31
5.4.4
Bootblock Initialization Code Checkpoints ......................................................................................... 32
5.4.5
Bootclock Recovery Code Checkpoints ............................................................................................. 33
5.4.6
POST Code Checkpoints ................................................................................................................... 34
5.4.7
DIM Code Checkpoints ...................................................................................................................... 37
5.4.8
ACPI Runtime Checkpoints ............................................................................................................... 38