Table of Contents
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SMARC-sAMX8X User Guide. Rev. 1.1
7.6. Bootloader Environment Update ....................................................................................................................................................... 42
7.7. Kontron Bootloader Environment Extensions ............................................................................................................................... 42
7.8. Bootloader Mass Storage Support .................................................................................................................................................... 43
7.8.1. QSPI flash ................................................................................................................................................................................................ 43
7.8.2. SD Card and eMMC Devices .............................................................................................................................................................. 43
7.8.3. USB Storage Device ............................................................................................................................................................................. 43
7.9. Bootloader File System Support ......................................................................................................................................................... 44
7.9.1. EXT4 File System Write Support ...................................................................................................................................................... 44
7.10. Bootloader Network Support............................................................................................................................................................. 44
7.11. Bootloader Boot Source Support....................................................................................................................................................... 45
7.12. Bootloader Boot Counter ..................................................................................................................................................................... 45
7.13. Bootloader Update ................................................................................................................................................................................ 45
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Technical Support ............................................................................................................................................................................. 47
8.1. Warranty ..................................................................................................................................................................................................... 47
8.2. Returning Defective Merchandise ..................................................................................................................................................... 47
List of Acronyms .............................................................................................................................................................................................. 49
About Kontron .................................................................................................................................................................................................. 50
List of Tables
Table 1: Product Variants of SMARC-sAMX8X ........................................................................................................................................ 13
Table 2: SMARC-sAMX8X Feature Set ....................................................................................................................................................... 14
Table 3: Component Main Data.................................................................................................................................................................... 15
Table 4: Environmental Conditions ............................................................................................................................................................ 17
Table 5: Connectors of SMARC-sAMX8X .................................................................................................................................................. 19
Table 6: Processor Support .......................................................................................................................................................................... 23
Table 7: Memory Options .............................................................................................................................................................................. 23
Table 8: Pinout of SMARC sAMX8X Topside Connector ..................................................................................................................... 25
Table 9: Pinout of SMARC sAMX8X Bottom Side Connector ............................................................................................................. 28
Table 10: Mapping of SMARC SER interfaces to i.MX8X UARTs ....................................................................................................... 36
Table 11: Bootloader Command Extensions............................................................................................................................................ 39
Table 12: Standard Environment Variables ............................................................................................................................................. 42
Table 13: Bootloader Environment Extensions ..................................................................................................................................... 42
List of Figures
Figure 1: Half-size Card with SMARC interface ....................................................................................................................................... 12
Figure 2: Block Diagram .................................................................................................................................................................................. 18
Figure 3: Top View ............................................................................................................................................................................................ 19
Figure 4: Bottom Side from SMARC-sAMX8X ........................................................................................................................................ 20
Figure 5: Dimensions of SMARC-sAMX8X ................................................................................................................................................ 21
Figure 6: Thickness from side view ............................................................................................................................................................ 21
Figure 7: Heatspreader Top View with screw holes ............................................................................................................................ 22
Figure 8: Heatspreader Bottom View ....................................................................................................................................................... 22
Figure 9: Processor Block Diagram (Source: NXP) ............................................................................................................................... 23
Figure 10: 314-pin SMARC Connector, ....................................................................................................................................................... 24
Figure 11: PCI Switch Configuration ............................................................................................................................................................ 35
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