Kontron COMe-cTH6 Uživatelský manuál Strana 5

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COMe-cTH6 User’s Guide
5.10 Power Control Interface .......................................................................................................... 30
5.10.1 Power Good (PWR_OK) .......................................................................................................... 30
5.10.2 Power Button (PWRBTN#) ...................................................................................................... 30
5.10.3 5.10.3 Reset Button (SYS_RESET#) .......................................................................................... 30
5.11 Power Supply ....................................................................................................................... 31
5.11.1 ATX Mode / Single Supply Mode .............................................................................................. 31
5.12 Miscellaneous Circuits ............................................................................................................ 32
5.12.1 Speaker ............................................................................................................................. 32
5.12.2 Battery .............................................................................................................................. 32
5.12.3 I
2
C Bus .............................................................................................................................. 32
5.12.4 SMBus ............................................................................................................................... 32
6 Special Features ............................................................................ 33
6.1 Watchdog Timer (WDT) ........................................................................................................... 33
6.2 General Purpose Input and Output (GPIO) .................................................................................. 33
6.3 ACPI Suspend Modes and Resume Events .................................................................................... 34
6.3.1 Events that Resume the System from S3/S4 ............................................................................... 34
6.3.2 Events that Resume the System from S5 .................................................................................... 34
6.3.3 Events that Resume the System from S5 Eco ............................................................................... 34
7 Design Considerations .................................................................... 35
7.1 Thermal Management ............................................................................................................ 35
7.2 Heat Spreader Dimensions ...................................................................................................... 35
7.3 Onboard Fan Connector .......................................................................................................... 36
7.3.1 Fan Connector Electrical Characteristics .................................................................................... 37
8 System Resources .......................................................................... 38
8.1 Interrupt Request (IRQ) Lines .................................................................................................. 38
8.2 Memory Area ........................................................................................................................ 38
8.3 I/O Address Map ................................................................................................................... 38
8.4 Peripheral Component Interconnect (PCI) Devices ........................................................................ 39
8.5 System Management Bus (SMBus) ............................................................................................ 40
9 BIOS Operation ............................................................................. 41
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