Aaeon SBC-598, Руководство пользователя

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18 SBC-598 User Manual
PCI Bus Clock Sync/Async Settings (JP4)
JP4 allows users to select a synchronous (Sync) or an asynchro-
nous (Async) PCI clock. The Sync PCI clock depends on half of
the CPU external clock, while the Async PCI Clock is fixed to
33MHz.
PCI Bus Clock Sync/Async Mode (JP4)
33MHz 25MHz / 30MHz / 33MHz
(Async Mode setting) (Sync Mode setting)
(Default)
CPU External Clock Selection (JP5)
CPU External Clock (JP5)
50 MHz 60MHz 66.6MHz (Default)
2 4 6
1 3 5
2 4 6
1 3 5
2 4 6
1 3 5
1 2 3
1 2 3