Kontron COMe-cXLi2 - Manual (Page 4)

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4.1.4 Connector J4 - SDIO/MMC Socket ..................................... 33
4.1.5 Connector J5 - FAN ................................................. 33
4.2 Signal Descriptions ................................................. 33
4.2.1 PCI Express Interface .............................................. 33
4.2.2 USB Interface ...................................................... 33
4.2.3 SATA Interface ..................................................... 35
4.2.4 Audio Interface .................................................... 35
4.2.5 Serial IRQ ......................................................... 36
4.2.6 Graphics Interface ................................................. 36
4.2.7 Ethernet Interface ................................................. 37
4.2.8 LPC Bus Interface .................................................. 38
4.2.9 Power Control Interface ............................................ 40
4.2.10 Miscellaneous Circuits ......................................... 42
5 Special Features ............................... 44
5.1 Hyper-Threading ..................................................... 44
5.2 Enhanced Speedstep Technology ....................................... 44
5.3 SDCard Interface (SDIO) ............................................. 44
5.4 Watchdog ............................................................ 46
5.5 General Purpose Input and Output (GPIO) ............................. 46
5.6 Fast I 2 C ............................................................ 47
5.7 ACPI Suspend Modes and Resume Events ................................ 48
6 Design Consideration ........................... 49
6.1 Thermal Management .................................................. 49
6.2 Heat-Spreader Dimensions ............................................ 49
6.3 Onboard Fan Connector ............................................... 49
6.3.1 BIOS Settings for Fan Control ...................................... 51
6.3.2 Fan Connector Electrical Characteristics ........................... 52
7 System Resources ............................... 53
7.1 Interrupt Request (IRQ) Lines ....................................... 53
7.2 Memory Area ......................................................... 55
7.3 I/O Address Map ..................................................... 55
7.4 Peripheral Component Interconnect (PCI) Devices ..................... 57