Advantech AIMB-556, User Manual

Page: 141 / 142

127 Appendix B
B.28 Interrupt Assignments
B.29 1st MB Memory Map
Table B.28: 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
11 IRQ15 Secondary IDE Channel
12 IRQ3 Serial communication port 2
13 IRQ4 Serial communication port 1
14 IRQ5 Parallel port 2
15 IRQ6 Diskette controller (FDC)
16 IRQ7 Parallel port 1 (print port)
Table B.29: 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