B.3 io map, Io map, Table b-3: io map – ADLINK NuPRO-A331 User Manual

Page 92

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78

System Resources

B.3 IO Map

Table B-3: IO Map

Note:
(1) A read to this address will subtractively go to ISA, where it will master
abort

.

Hex Range

Device

000-01F

DMA controller 1, 8237A-5 equivalent

020-02D and 030-03F Interrupt controller 1, 8259 equivalent

02E-02F, 04E-04F

LPC SIO (ITE8783) configuration index/data registers

040-042, 050-052

Timer, 8254-2 equivalent

060, 062, 064, 066

8742 equivalent (keyboard)

061

NMI control and status

070-077

Real Time Clock Controller( bit 7 -NMI mask)

080-091

DMA page register

092

Reset (Bit 0)/ Fast Gate A20 (Bit 1)

093-09F

DMA page registers continued

0A0-0B1 and 0B4-0BD Interrupt controller 2, 8259 equivalent

0B2 and 0B3

APM control

0C0-0DF

DMA controller 2, 8237A-5 equivalent

0F0

Read: PCI and Master abort

(1)

Write: FERR#/ IGNNE# /Interrupt controller

170-177 and 1F0-1F7,

376 and 3F6

SATA controller or PCI

2E0-2FF, 3E0-3FF

Serial port 1~6

378-37F

Parallel port

4D0 and 4D1

Interrupt controller

A70-A7F

ISA PNP port

CF9

Reset Control register (8 bit I/O)

4700

Infineon TPM

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