
VDX3-6726
User Manual
3
FC08h – FC0Dh
External SPI BUS control register
*
IRQ Mapping
Address
Description
Usage
IRQ0
System Timer
*
IRQ1
Keyboard Controller
*
IRQ2
Cascade for IRQ8~15
IRQ3
Serial port 2
*
IRQ4
Serial port 1
*
IRQ5
USB
*
IRQ6
USB
IRQ7
Printer Port
*
IRQ8
Real Timer Clock
*
IRQ9
ACPI
*
IRQ10
Serial Port 3
*
IRQ11
Serial Port 4
*
IRQ12
Mouse
*
IRQ13
Math Coprocessor
*
IRQ14
Multimedia Device
*
IRQ15
Hard Disk Controller #2
*
DMA Mapping
Address
Description
Usage
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7