Advantech PCA-6186 User Manual

Advantech

117

Chapter B

378-37F

Parallel printer port 1 (LPT2)

380-38F

SDLC, bisynchronous 2

3A0-3AF

Bisynchronous 1

3B0-3BF

Monochrome display and printer adapter (LPT1)

3C0-3CF

Reserved

3D0-3DF

Color/graphics monitor adapter

3F0-3F7

Diskette controller

3F8-3FF

Serial port 1

B.26 DMA Channel Assignments

Table B.24: DMA channel assignments
Channel

Function

0

Available

1

Available

2

Floppy disk (8-bit transfer)

3

Available

4

Cascade for DMA controller 1

5

Available

6

Available

7

Available

B.27 Interrupt Assignments

Table B.25: 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

Fixed disk controller

11

IRQ15

Available