<s>
In-target	B-Application
probe	I-Application
,	O
or	O
ITP	O
is	O
a	O
device	O
used	O
in	O
computer	B-Architecture
hardware	I-Architecture
and	O
microprocessor	B-General_Concept
design	I-General_Concept
,	O
to	O
control	O
a	O
target	O
microprocessor	B-Architecture
or	O
similar	O
ASIC	O
at	O
the	O
register	O
level	O
.	O
</s>
<s>
It	O
generally	O
allows	O
full	O
control	O
of	O
the	O
target	O
device	O
and	O
allows	O
the	O
computer	O
engineer	O
access	O
to	O
individual	O
processor	B-General_Concept
registers	I-General_Concept
,	O
program	B-General_Concept
counter	I-General_Concept
,	O
and	O
instructions	O
within	O
the	O
device	O
.	O
</s>
<s>
Unlike	O
an	O
in-circuit	B-Application
emulator	I-Application
(	O
ICE	O
)	O
,	O
an	O
In-Target	B-Application
Probe	I-Application
uses	O
the	O
target	O
device	O
to	O
execute	O
,	O
rather	O
than	O
substituting	O
for	O
the	O
target	O
device	O
.	O
</s>
