Mitsubishi Electronics PCL5100 Motherboard IRQs and DMA channels, Components, Components, DMA channels

P C L 5 1 0 0 f e a t u r e s a n d u p g r a d e s

Motherboard IRQs and DMA channels

Components

Interrupts (IRQs)

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

System timer

Keyboard controller

PIC daisy chain

Serial port 2

BS

Serial port 1

BS

Audio

JS

Diskette controller

BS

Parallel port

BS

Real time clock

On-board video

JS

USB

BS

Mouse

BS

Co-processor

Primary E-IDE

BS

Secondary E-IDE

BS

Components

DMA channels

0

1

2

3

4

5

6

7

Audio

JS

Diskette controller

BS

Parallel port (ECP)

BS

DMAC daisy chain

Fixed assignment

Usual assignment

BIOS alternative

PnP alternative

BS = Can be disabled by BIOS Setup

JS = Can be disabled by moving a jumper

6 PCL5100 USER GUIDE