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Hardware interrupts, Dma channels, I/o port addresses – Epson NB3s User Manual

Page 5: Epson nb3s, Nb3s-5

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EPSON NB3s

Hardware Interrupts

Function

Floppy

port 1

to

Hard

DMA Channels

2

3

4

Notebook Computers

11/30/90

I/O Port Addresses

1

Interrupt

Master

Timer/Counter,
Keyboard controller,

and

Interrupt

2

2

OF1

Secondary

Hard

Game l/O

Port 2

Register Lock

2

parallel

port 2

P o r t 2

port 1

bolt Poll 3

parallel port

SDLC,

2

Parallel

l

VGA Monitor

Controller primary

l

will

it priority.

NB3s-5