Table of Contents
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2 Technical Reference ............................................................................................... 23
2.1
Addressable Memory .............................................................................................................................. 23
2.2
Connector .................................................................................................................................................... 23
2.2.1
Connector Interface Options ............................................................................................ 24
2.2.2
Power On Straps and Select Signals ............................................................................. 24
2.2.3
Muxing Options ...................................................................................................................... 25
2.2.4
Connector Pinout ................................................................................................................... 25
2.3
Power Considerations ............................................................................................................................ 27
2.4
Mechanical Considerations .................................................................................................................. 27
2.4.1
Form Factor .............................................................................................................................. 27
2.5
Thermal Considerations ........................................................................................................................ 30
2.6
Reliability ..................................................................................................................................................... 30
2.7
Environmental ........................................................................................................................................... 31
3 Overview of BIOS Features ................................................................................... 32
3.1
Introduction ................................................................................................................................................ 32
3.2
BIOS Flash Memory Organization ..................................................................................................... 32
3.3
System Management BIOS (SMBIOS) .............................................................................................. 32
3.4
Legacy USB Support ............................................................................................................................... 33
3.5
BIOS Updates ............................................................................................................................................. 33
3.5.1
Language Support ................................................................................................................. 33
3.6
BIOS Recovery ........................................................................................................................................... 34
3.7
Boot Options .............................................................................................................................................. 34
3.7.1
Booting Without Attached Devices ................................................................................ 34
3.7.2
BIOS POST Hotkeys .............................................................................................................. 35
3.7.3
Changing the Default Boot Device During POST ...................................................... 35
3.7.4
Power Button Menu .............................................................................................................. 35
3.7.5
BIOS Error Messages ............................................................................................................ 36
Figures
Figure 1. Top-Front View of Compute Card .................................................................................................... 11
Figure 2. Bottom-Back View of Compute Card .............................................................................................. 11
Figure 3. Block Diagram ........................................................................................................................................... 12
Figure 4. Compute Card Connector Pinout ..................................................................................................... 25
Figure 5. Compute Card Dimensions (Top and Left) ................................................................................... 27
Figure 6. Compute Card Dimensions (Bottom and Right) ......................................................................... 28
Figure 7. Compute Card Dimensions (Front and Back) .............................................................................. 29
Figure 8. Compute Card Dimensions (Connector) ........................................................................................ 29
Tables
Table 1. Version Summary ........................................................................................................................................ 9
Table 2. Feature Summary ..................................................................................................................................... 10
7
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