<s>
The	O
Commodore	B-Device
8280	I-Device
is	O
a	O
dual	O
8	B-Device
"	I-Device
floppy	B-Device
disk	I-Device
drive	I-Device
for	O
Commodore	O
International	O
computers	O
.	O
</s>
<s>
It	O
uses	O
a	O
wide	O
rectangular	O
steel	O
case	O
form	O
similar	O
to	O
that	O
of	O
the	O
Commodore	B-Device
4040	I-Device
,	O
and	O
uses	O
the	O
parallel	O
IEEE-488	O
interface	O
common	O
to	O
Commodore	B-Device
PET/CBM	I-Device
computers	O
.	O
</s>
<s>
The	O
8280	O
replaced	O
the	O
earlier	O
806x	B-Device
series	I-Device
8	B-Device
"	I-Device
drives	O
and	O
switched	O
to	O
half-height	O
drives	O
.	O
</s>
<s>
Like	O
the	O
8061/62	O
units	O
,	O
the	O
8280	O
supports	O
IBM	B-Device
3740	I-Device
disks	O
.	O
</s>
<s>
However	O
,	O
instead	O
of	O
500k	O
group	B-Device
code	I-Device
recording	I-Device
(	O
GCR	B-Device
)	O
format	O
used	O
by	O
other	O
Commodore	O
drives	O
,	O
it	O
uses	O
MFM	O
as	O
its	O
native	O
disk	O
recording	O
format	O
,	O
the	O
only	O
8-bit	O
Commodore	O
drive	O
to	O
do	O
so	O
apart	O
from	O
the	O
1581	O
.	O
</s>
