Advantech PCA-6186 User Manual

ACP-1120 User’s Manual

116

B.24 AC-97 Audio Interface (CN43)

Table B.22: System I/O ports
1 VCC

2 GND

3 SYNC

4 BITCLK

5 SDOUT

6 SDIN

7 SDIN2

8 -ACRST

9 +12V

10 GND

B.25 System I/O Ports

Table B.23: System I/O ports
Addr. range (Hex)Device
000-01F

DMA controller

020-021

Interrupt controller 1, master

022-023

Chipset address

040-05F

8254 timer

060-06F

8042 (keyboard controller)

070-07F

Real-time clock, non-maskable interrupt (NMI)
mask

080-09F

DMA page register

0A0-0BF

Interrupt controller 2

0C0-0DF

DMA controller

0F0

Clear math co-processor

0F1

Reset math co-processor

0F8-0FF

Math co-processor

1F0-1F8

Fixed disk

200-207

Game I/O

278-27F

Parallel printer port 2 (LPT3)

290-297

On-board hardware monitor

2F8-2FF

Serial port 2

300-31F

Prototype card

360-36F

Reserved