National Instruments NI PXIe-8105 User Manual

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National Instruments NI PXIe-8105 User Manual Manual pdf 22 page image

Chapter 2 Installation and ConfigurationNI PXIe-8105 User Manual 2-8 ni.comfunction with this option set to either Analog or DVI. The DDCcommunication path is only enabled when set to Analog for an analogmonitor, so certain advanced features of your analog monitor may onlybe enabled when routing DDC to Analog. The default setting is DVI.Note After changing DDC routing settings, a power cycle is required to enable the change.• ExpressCard Hot-Plug Resources—This setting determines whetheror not resource pre-allocation is Enabled or Disabled for theExpressCard port. When this setting is Enabled, the BIOS willpre-allocate memory space, I/O space, and PCI bus numbers for theExpressCard port, allowing non-PCI Express-aware operating systemsto support hot-plugging ExpressCard devices. When this setting isDisabled, no resources will be pre-allocated, and you may need torestart the OS when hot-plugging an ExpressCard device. The defaultsetting is Enabled.• Hot-Plug Bus Gap—This setting determines the number of PCI busesthat will be reserved by the BIOS for ExpressCard PCI-PCI bridgesthat may be hot-plugged in the ExpressCard slot. This setting is onlyapplicable if ExpressCard Hot-Plug Resources is set to Enabled.The default value for this setting is 8 PCI buses.• Memory—This setting determines the amount of memory space, inbytes, that will be reserved by the BIOS for PCI-PCI bridges that maybe hot-plugged in the ExpressCard slot. This setting is only applicableif ExpressCard Hot-Plug Resources is set to Enabled. The defaultvalue for this setting is 32 megabytes of memory.• Pre-fetchable Memory—This setting determines the amount ofpre-fetchable memory space, in bytes, that will be reserved by theBIOS for PCI-PCI bridges that may be hot-plugged in the ExpressCardslot. This setting is only applicable if ExpressCard Hot-PlugResources is set to Enabled. The default value for this setting is32 megabytes of pre-fetchable memory.PXI Setup MenuUse this menu to control and route certain signals on the PXI Expressbackplane. Normally, you do not need to modify these settings. However,other sections of this manual may indicate that modifications are necessaryand may lead to unpredictable behavior.• APIC Routing—This setting controls whether the APIC subsystem isenabled or disabled. Select Enabled to initialize the IOAPIC. SelectDisabled to use the legacy PIC for interrupt routing. This item is valid