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Chapter 3 Hardware Description
12
AI5VG+ User’s Manual
3.10 Interrupt Request Lines (IRQ)
There are a total of 15 IRQ lines available on the motherboard. Peripheral
devices use interrupt request lines to notify the CPU for the service
required. The following table shows the IRQ used by the devices on the
motherboard.
Level
Function
IRQ0
System Timer Output
IRQ1 Keyboard
IRQ2 Interrupt
Cascade
IRQ3
Serial Port #2
IRQ4
Serial Port #1
IRQ5
Parallel Port #2
IRQ6
Floppy Disk Controller
IRQ7
Parallel Port #1
IRQ8
Real Time Clock
IRQ9
Software Redirected to Int 0Ah
IRQ10 Reserved
IRQ11 Reserved
IRQ12 Reserved
IRQ13 80287
IRQ14 Primary
IDE
IRQ15 Secondary
IDE
3.11 Accelerated Graphics Port (AGP) Slot
The AI5VG+ motherboard comes with an AGP slot for an AGP VGA
card that supports 133MHz 2X mode for AD and SBA signaling to
provide high-performance 3D graphic display.
Содержание AI5VG+
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Страница 10: ...Chapter 3 Hardware Description 6 AI5VG User s Manual Figure 1 Layout of the AI5VG Motherboard...
Страница 18: ...Chapter 5 Installation 14 AI5VG User s Manual Figure 2 Jumper Locations of the AI5VG...