<s>
The	O
PC532	B-Device
was	O
a	O
"	O
home-brew	O
"	O
microcomputer	B-Architecture
design	O
created	O
by	O
George	O
Scolaro	O
and	O
Dave	O
Rand	O
in	O
1989-1990	O
,	O
based	O
on	O
the	O
National	O
Semiconductor	O
NS32532	B-Device
microprocessor	B-Architecture
(	O
a	O
member	O
of	O
the	O
NS320xx	B-Device
series	O
)	O
.	O
</s>
<s>
Full	O
hardware	O
documentation	O
for	O
the	O
design	O
,	O
including	O
schematics	B-Application
and	O
PAL	O
programming	O
data	O
,	O
was	O
made	O
freely	O
available	O
,	O
and	O
a	O
short	O
run	O
(	O
around	O
200	O
)	O
of	O
motherboard	B-Device
PCBs	O
were	O
produced	O
for	O
hobbyists	O
to	O
populate	O
and	O
assemble	O
into	O
fully	O
functional	O
systems	O
.	O
</s>
<s>
The	O
following	O
operating	O
systems	O
were	O
ported	O
to	O
the	O
PC532	B-Device
:	O
</s>
<s>
MINIX	B-Operating_System
A	O
port	O
of	O
MINIX	B-Operating_System
1.3	O
to	O
the	O
PC532	B-Device
(	O
sometimes	O
referred	O
to	O
as	O
MINIX-532	O
)	O
was	O
released	O
by	O
Bruce	O
Culbertson	O
in	O
1990	O
.	O
</s>
<s>
Mach	B-Operating_System
Mach	B-Operating_System
3.0	I-Operating_System
was	O
ported	O
to	O
the	O
PC532	B-Device
in	O
1992	O
by	O
Johannes	O
Helander	O
,	O
Tero	O
Kivinen	O
,	O
and	O
Tatu	O
Ylönen	O
;	O
some	O
work	O
was	O
also	O
done	O
by	O
them	O
on	O
porting	O
a	O
Net/2	O
BSD-based	O
Mach	B-Operating_System
server	O
(	O
bnr2ss	O
)	O
to	O
provide	O
BSD	B-Operating_System
UNIX	I-Operating_System
emulation	O
.	O
</s>
<s>
NetBSD/pc532	O
A	O
project	O
to	O
port	O
386BSD	B-Operating_System
0.1	O
to	O
the	O
PC532	B-Device
,	O
initially	O
called	O
532BSD	O
,	O
was	O
started	O
by	O
Phil	O
Nelson	O
.	O
</s>
<s>
This	O
was	O
integrated	O
into	O
the	O
NetBSD	B-Device
project	O
in	O
1993	O
and	O
became	O
NetBSD/pc532	O
,	O
with	O
Nelson	O
as	O
the	O
port	O
maintainer	O
.	O
</s>
<s>
On	O
January	O
9	O
,	O
2008	O
,	O
NetBSD/pc532	O
was	O
dropped	O
from	O
the	O
NetBSD	B-Device
source	O
tree	O
,	O
as	O
GCC	B-Application
support	O
for	O
the	O
NS32532	B-Device
microprocessor	B-Architecture
had	O
been	O
dropped	O
.	O
</s>
