Interrupt Controller - AXIOMTEK SBC84620 Series User Manual

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SBC84620 AMD Geode GX3 All-in-One Capa Board User's Manual
3.5

Interrupt Controller

The SBC84620 Series is a 100% PC compatible control board. It
consists of 16 interrupt request lines. Four out of the sixteen can either
be programmable. The mapping list of the 16 interrupt request lines is
shown on the following table.
IRQ
IRQ0 System timer output
IRQ1 Keyboard
IRQ2 Interrupt rerouting from IRQ8 through IRQ15
IRQ3 Serial port #2
IRQ4 Serial port #1
IRQ5 PCI Device Share
IRQ7 Parallel port #1
IRQ8 Real time clock
IRQ9 ACPI Controller
IRQ10 Serial port #3
IRQ11 Serial port #4
IRQ12 PS/2 Mouse
IRQ13 Math coprocessor
IRQ14 Primary IDE channel
IRQ15 —
Hardware Description
Parity check error
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