Hardware interrupts, Dma channels, I/o port addresses – Epson NB3s User Manual
Page 5: Epson nb3s, Nb3s-5
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