lonestar.boo : sa200.fm Page 103 Friday, March 6, 1998 10:53 AM

 

 

D Technical Data

System Interrupts

 

 

 

 

IRQ

Description

 

 

 

 

SMI

Power management unit

 

 

 

 

NMI

Parity error, I/O channel error, watchdog timer error

 

 

 

 

00

System timer (reserved)

 

 

 

 

01

Keyboard (reserved)

 

 

 

 

02

Cascade interrupt from slave PIC (reserved)

 

 

 

 

03

Serial communication port 2

 

 

 

 

04

Serial communication port 1

 

 

 

 

05

Audio controller / video controller (option) / parallel (option)

 

 

 

 

06

Standard floppy disk controller

 

 

 

 

07

ECP printer port (LPT1)

 

 

 

 

08

Real-time clock interrupt

 

 

 

 

09

Cascaded to INT 0AH (IRQ2)

 

 

 

 

10

Audio (option) / PCMCIA

 

 

 

 

11

Audio (option) / PCMCIA

 

 

 

 

12

PS/2 TouchPad (reserved)

 

 

 

 

13

Coprocessor Error-FERR# (reserved)

 

 

 

 

14

Primary IDE controller for hard disk drive (reserved)

 

 

 

 

15

CD-ROM controller

 

 

 

SA200

103

 

 

 

 

 

 

 

 

 

 

 

 

Page 115
Image 115
Hitachi SA200 manual System Interrupts, Lonestar.boo sa200.fm Page 103 Friday, March 6, 1998 1053 AM