<s>
The	O
NXP	B-Device
ColdFire	I-Device
is	O
a	O
microprocessor	B-Architecture
that	O
derives	O
from	O
the	O
Motorola	B-Device
68000	I-Device
family	I-Device
architecture	O
,	O
manufactured	O
for	O
embedded	B-Architecture
systems	I-Architecture
development	O
by	O
NXP	O
Semiconductors	O
.	O
</s>
<s>
The	O
ColdFire	B-Device
instruction	O
set	O
is	O
"	O
assembly	O
source	O
"	O
compatible	O
(	O
by	O
means	O
of	O
translation	O
software	O
available	O
from	O
the	O
vendor	O
)	O
and	O
not	O
entirely	O
object	O
code	O
compatible	O
with	O
the	O
68000	B-Device
.	O
</s>
<s>
When	O
compared	O
to	O
classic	O
68k	B-Device
hardware	O
,	O
the	O
instruction	O
set	O
differs	O
mainly	O
in	O
that	O
it	O
no	O
longer	O
has	O
support	O
for	O
the	O
binary-coded	O
decimal	O
(	O
BCD	O
)	O
packed	O
data	O
format	O
;	O
it	O
removes	O
a	O
number	O
of	O
other	O
,	O
less	O
used	O
instructions	O
;	O
and	O
most	O
instructions	O
that	O
are	O
kept	O
support	O
fewer	O
addressing	B-Language
modes	I-Language
.	O
</s>
<s>
Also	O
,	O
floating	B-Algorithm
point	I-Algorithm
intermediates	O
are	O
64	O
bits	O
and	O
not	O
80	O
bits	O
as	O
in	O
the	O
68881	B-General_Concept
and	I-General_Concept
68882	I-General_Concept
coprocessors	B-General_Concept
.	O
</s>
<s>
The	O
instructions	O
are	O
only	O
16	O
,	O
32	O
,	O
or	O
48	O
bits	O
long	O
,	O
a	O
simplification	O
compared	O
to	O
the	O
68000	B-Device
series	I-Device
.	O
</s>
<s>
In	O
February	O
1999	O
,	O
the	O
μClinux	B-Application
project	O
's	O
Linux	B-Application
kernel	O
was	O
ported	O
to	O
two	O
ColdFire	B-Device
processors	O
(	O
MCF5206	O
and	O
MCF5307	O
)	O
.	O
</s>
<s>
In	O
2006	O
,	O
the	O
Debian	O
project	O
was	O
looking	O
into	O
making	O
its	O
m68k	B-Device
port	O
compatible	O
with	O
the	O
ColdFires	B-Device
,	O
as	O
there	O
are	O
ColdFire	B-Device
models	O
that	O
can	O
be	O
clocked	O
as	O
high	O
as	O
300MHz	O
.	O
</s>
<s>
This	O
is	O
much	O
faster	O
than	O
the	O
68060	B-General_Concept
,	O
which	O
can	O
officially	O
reach	O
75MHz	O
and	O
can	O
be	O
overclocked	O
to	O
110MHz	O
.	O
</s>
<s>
Stallion	O
Technologies	O
ePipe	O
,	O
Secure	O
Computing	O
SnapGear	O
security	B-Application
appliances	I-Application
,	O
and	O
Arcturus	O
Networks	O
's	O
System	O
on	O
Module	O
products	O
are	O
based	O
on	O
ColdFire	B-Device
processors	O
.	O
</s>
<s>
There	O
are	O
ColdFire	B-Device
Linux-based	B-Application
single-board	B-Device
computers	I-Device
(	O
SBC	O
)	O
with	O
Ethernet	O
and	O
CompactFlash	B-Device
as	O
small	O
as	O
23×55mm	O
or	O
45×45mm	O
or	O
based	O
on	O
CompactFlash	B-Device
(	O
37×43mm	O
)	O
itself	O
.	O
</s>
<s>
ColdFire	B-Device
based	O
products	O
have	O
even	O
been	O
deployed	O
to	O
the	O
International	O
Space	O
Station	O
as	O
an	O
electronic	O
nose	O
project	O
.	O
</s>
<s>
There	O
are	O
five	O
generations	O
or	O
versions	O
of	O
the	O
ColdFire	B-Device
available	O
from	O
Freescale	O
:	O
</s>
<s>
It	O
was	O
launched	O
in	O
2006	O
,	O
12	O
years	O
after	O
the	O
original	O
ColdFire	B-Device
.	O
</s>
<s>
It	O
is	O
designed	O
to	O
easily	O
replace	O
the	O
8-bit	O
Freescale	B-Device
68HC08	I-Device
microcontrollers	O
and	O
compete	O
with	O
low-end	O
ARM	B-Architecture
chips	I-Architecture
.	O
</s>
<s>
v2	O
:	O
The	O
original	O
ColdFire	B-Device
core	O
launched	O
in	O
1994	O
.	O
</s>
<s>
Single-issue	O
pipeline	O
,	O
no	O
MMU	B-General_Concept
,	O
no	O
FPU	B-General_Concept
.	O
</s>
<s>
Versions	O
are	O
also	O
available	O
with	O
MAC	B-Algorithm
and	O
enhanced	O
MAC	B-Algorithm
units	O
.	O
</s>
<s>
v3	O
:	O
Added	O
an	O
optional	O
MAC	B-Algorithm
unit	O
.	O
</s>
<s>
v4	O
:	O
Limited	O
superscalar	B-General_Concept
core	O
.	O
</s>
<s>
Adds	O
optional	O
MMU	B-General_Concept
,	O
FPU	B-General_Concept
,	O
and	O
enhanced	O
MAC	B-Algorithm
unit	O
to	O
the	O
architecture	O
.	O
</s>
<s>
v5	O
:	O
Fully	O
superscalar	B-General_Concept
core	O
.	O
</s>
<s>
There	O
is	O
also	O
the	O
Fido	O
1100	O
,	O
a	O
microcontroller	O
launched	O
in	O
2007	O
aimed	O
at	O
predictable	O
embedded	B-Architecture
control	I-Architecture
systems	O
such	O
as	O
Industrial	B-Protocol
Ethernet	I-Protocol
applications	O
using	O
the	O
68k/CPU32	O
instruction	O
set	O
.	O
</s>
<s>
However	O
,	O
Fido	O
has	O
its	O
own	O
unique	O
architecture	O
and	O
shares	O
the	O
instruction	O
set	O
with	O
68k	B-Device
only	O
.	O
</s>
<s>
In	O
November	O
2006	O
,	O
Freescale	O
announced	O
that	O
ColdFire	B-Device
microprocessor	B-Architecture
cores	O
were	O
available	O
for	O
license	O
as	O
semiconductor	O
Intellectual	O
Property	O
through	O
their	O
IP	O
licensing	O
and	O
support	O
partner	O
IPextreme	O
Inc	O
.	O
ColdFire	B-Device
v1	O
core	O
is	O
now	O
available	O
under	O
Free	O
license	O
(	O
and	O
no	O
per	O
use	O
royalty	O
)	O
for	O
Altera	O
Cyclone-III	O
FPGA	O
's	O
.	O
</s>
<s>
In	O
September	O
2007	O
,	O
Freescale	O
launched	O
the	O
32-bit	O
Flexis	O
microcontroller	O
family	O
with	O
a	O
ColdFire	B-Device
CPU	O
core	O
.	O
</s>
<s>
In	O
June	O
2010	O
,	O
Freescale	O
announced	O
the	O
ColdFire+	O
line	O
,	O
which	O
is	O
a	O
ColdFire	B-Device
V1	O
core	O
using	O
a	O
90nm	O
TFS	O
technology	O
.	O
</s>
<s>
In	O
2010	O
,	O
Freescale	O
also	O
launched	O
Kinetis	O
,	O
an	O
ARM-based	O
product	O
line	O
,	O
leading	O
some	O
industry	O
observers	O
to	O
speculate	O
about	O
the	O
future	O
of	O
the	O
ColdFire	B-Device
range	O
,	O
given	O
that	O
Freescale	O
would	O
have	O
several	O
competing	O
CPU	O
ranges	O
.	O
</s>
