Advantech SOM-7533 User Manual page 59

PCI Express Root Port 4
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Figure 3.30 PCI Express Root Port 4
– PCI Express Root Port 4
Control the PCI Express Root Port.
– ASPM
Set the ASPM Level: Force L0s – Force all links to L0s State AUTO – BIOS
auto configure DISABLE – Disables ASPM.
– Hot Plug
PCI Express Hot Plug Enable/Disable.
– PCIe Speed
Configure PCIe Speed.
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