<s>
OSIAN	B-Device
,	O
or	O
Open	B-Application
Source	I-Application
IPv6	B-Protocol
Automation	O
Network	O
,	O
is	O
a	O
free	B-Application
and	O
open-source	B-Application
implementation	O
of	O
IPv6	B-Protocol
networking	O
for	O
wireless	B-Architecture
sensor	I-Architecture
networks	I-Architecture
(	O
WSNs	B-Architecture
)	O
.	O
</s>
<s>
OSIAN	B-Device
extends	O
TinyOS	B-Device
,	O
which	O
started	O
as	O
a	O
collaboration	O
between	O
the	O
University	O
of	O
California	O
,	O
Berkeley	O
in	O
co-operation	O
with	O
Intel	O
Research	O
and	O
Crossbow	O
Technology	O
,	O
and	O
has	O
since	O
grown	O
to	O
be	O
an	O
international	O
consortium	O
,	O
the	O
TinyOS	B-Device
Alliance	O
.	O
</s>
<s>
OSIAN	B-Device
brings	O
direct	O
Internet-connectivity	O
to	O
smartdust	B-Device
technology	O
.	O
</s>
<s>
Architecturally	O
,	O
OSIAN	B-Device
treats	O
TinyOS	B-Device
as	O
the	O
underlying	O
operating	O
system	O
providing	O
hardware	O
drivers	O
,	O
while	O
OSIAN	B-Device
itself	O
adds	O
Internet	O
networking	O
capabilities	O
.	O
</s>
<s>
Users	O
are	O
able	O
to	O
OSIAN-enabled	O
firmware	O
to	O
their	O
embedded	B-Architecture
hardware	I-Architecture
,	O
form	O
a	O
PPP	B-Protocol
connection	I-Protocol
with	O
their	O
computer	O
,	O
and	O
communicate	O
raw	O
IPv6	B-Protocol
UDP	B-Protocol
to	O
other	O
wireless	B-Architecture
sensors	I-Architecture
from	O
their	O
favorite	O
programming	O
language	O
on	O
their	O
computer	O
.	O
</s>
<s>
OSIAN	B-Device
is	O
developed	O
using	O
a	O
style	O
very	O
much	O
like	O
the	O
development	O
of	O
Linux	O
,	O
which	O
requires	O
peer	O
reviews	O
and	O
unit	O
testing	O
before	O
any	O
code	O
moves	O
into	O
core	O
repositories	O
.	O
</s>
<s>
OSIAN	B-Device
is	O
designed	O
for	O
deeply	O
embedded	B-Architecture
systems	I-Architecture
with	O
very	O
small	O
amounts	O
of	O
memory	O
.	O
</s>
<s>
One	O
primary	O
platform	O
contains	O
a	O
TI	O
MSP430-based	O
CC430	O
system-on-a-chip	O
,	O
which	O
contains	O
32	O
kB	O
ROM	B-Device
and	O
4	O
kB	O
RAM	B-Architecture
.	O
</s>
