<s>
Descended	O
from	O
Copilot	O
,	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
is	O
used	O
for	O
writing	O
,	O
testing	O
,	O
and	O
debugging	O
Palm	B-Operating_System
OS	I-Operating_System
applications	O
.	O
</s>
<s>
Palm	B-Application
OS	I-Application
Emulator	I-Application
emulates	O
Motorola	B-Device
68000-class	I-Device
devices	O
and	O
has	O
intimate	O
knowledge	O
of	O
Palm	B-Operating_System
OS	I-Operating_System
's	O
inner	O
working	O
,	O
allowing	O
for	O
the	O
close	O
monitoring	O
of	O
correct	O
application	O
operation	O
.	O
</s>
<s>
Unlike	O
Xcopilot	B-Application
(	O
another	O
descendant	O
of	O
Copilot	O
)	O
,	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
will	O
not	O
boot	O
uClinux	B-Application
.	O
</s>
<s>
By	O
using	O
"	B-Application
skin	I-Application
"	I-Application
files	O
,	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
could	O
very	O
closely	O
mimic	O
the	O
appearance	O
of	O
many	O
models	O
of	O
Palm	O
handheld	O
.	O
</s>
<s>
All	O
versions	O
of	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
require	O
a	O
file	O
containing	O
the	O
ROM	O
image	O
to	O
boot	O
.	O
</s>
<s>
Palm	B-Application
OS	I-Application
Emulator	I-Application
supported	O
Palm	O
models	O
produced	O
by	O
Palm	O
,	O
Handera	O
,	O
Handspring	O
,	O
and	O
Symbol	O
.	O
</s>
<s>
Palm	B-Operating_System
OS	I-Operating_System
handhelds	I-Operating_System
produced	O
by	O
Sony	O
(	O
the	O
Clie	B-Application
line	O
)	O
were	O
supported	O
by	O
a	O
separate	O
,	O
Sony-specific	O
fork	B-Application
of	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
.	O
</s>
<s>
Both	O
Copilot	O
and	O
Palm	B-Application
OS	I-Application
Emulator	I-Application
are	O
released	O
under	O
the	O
GPL	B-License
v2	O
.	O
</s>
<s>
The	O
Sony	O
fork	B-Application
was	O
only	O
released	O
for	O
Windows	O
.	O
</s>
<s>
Palm	B-Application
OS	I-Application
Emulator	I-Application
supports	O
Palm	B-Operating_System
OS	I-Operating_System
4.x	O
and	O
earlier	O
.	O
</s>
<s>
It	O
cannot	O
support	O
Palm	B-Operating_System
OS	I-Operating_System
5.x	O
and	O
later	O
,	O
as	O
those	O
versions	O
are	O
based	O
on	O
the	O
ARM	O
processor	O
.	O
</s>
<s>
PalmSource	O
provides	O
simulators	O
for	O
Palm	B-Operating_System
OS	I-Operating_System
5.x	O
and	O
up	O
,	O
where	O
the	O
Palm	B-Operating_System
OS	I-Operating_System
has	O
been	O
recompiled	O
to	O
run	O
natively	O
under	O
Windows	O
.	O
</s>
