A d d i n g E x p a n s i o n C a r d s

 

 

I/O ports

Default assignment

 

 

 

 

1F0h-1F7h

Hard disk drive controller

 

200h-207h

Game I/O

 

220h-22Fh,

Audio: SoundBlaster-compatibility

 

230h-23Fh

(default)

 

240h-24Fh,

Audio: SoundBlaster-compatibility

 

250h-25Fh

(alternative)

 

278h-27Fh

Parallel port 2

 

2B0h-2DFh

Alternate VGA

 

2F8h-2FFh

Serial port B

 

300h-301h

Audio: MIDI

 

330h-331h

Audio: MIDI (alternative)

 

378h-37Fh

Parallel port 1

 

388h-38Fh

Audio: FM synthesiser

 

3B0h-3BFh

Monochrome display and printer adapter

 

3B4h, 3B5h, 3BAh

Video subsystem

 

3C0h-3C5h

VGA

 

3C6h-3C9h

Video DAC

 

3CAh-3DFh

VGA

 

3F0h-3F7h

Diskette drive controller

 

3F8h-3FFh

Serial port A

6/6 APRICOT 340 OWNER’S HANDBOOK