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B.18 interrupt assignments, Table b.18: interrupt assignments, B.19 1st mb memory map – Advantech AIMB-258 User Manual

Page 82: Table b.19: 1st mb memory map, B.18, Interrupt assignments, Table b.18:interrupt assignments, B.19, 1st mb memory map, Table b.19:1st mb memory map

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AIMB-258 User Manual

74

B.18

Interrupt Assignments

B.19

1st MB Memory Map

Table B.18: Interrupt Assignments

Priority

Interrupt#

Interrupt Source

1

NMI

Parity error detected

2

IRQ0

Interval timer

3

IRQ1

Keyboard

-

IRQ2

Interrupt from controller 2 (cascade)

4

IRQ8

Real-time clock

5

IRQ9

Cascaded to INT 0A (IRQ 2)

6

IRQ10

Available

7

IRQ11

Available

8

IRQ12

PS/2 mouse

9

IRQ13

INT from co-processor

10

IRQ14

Primary IDE Channel

12

IRQ3

Serial communication port 2/4

13

IRQ4

Serial communication port 1/3

14

IRQ5

Serial communication port 5

15

IRQ6

Diskette controller (FDC)

16

IRQ7

Serial communication port 6

Table B.19: 1st MB Memory Map

Addr. range (Hex)

Device

E0000h - FFFFFh

BIOS

CC000h - DFFFFh

Unused

C0000h - CBFFFh

VGA BIOS

A0000h - BFFFFh

Video Memory

00000h - 9FFFFh

Base memory