<s>
QUICC	B-Device
(	O
Quad	O
Integrated	O
Communications	O
Controller	O
)	O
.	O
</s>
<s>
The	O
original	O
QUICC	B-Device
was	O
the	O
68k-based	O
Motorola	B-Device
68360	I-Device
.	O
</s>
<s>
It	O
was	O
followed	O
by	O
the	O
PowerPC-based	O
PowerQUICC	B-General_Concept
,	O
PowerQUICC	B-General_Concept
II	O
,	O
PowerQUICC	B-General_Concept
II+	O
and	O
PowerQUICC	B-General_Concept
III	O
.	O
</s>
<s>
Early	O
chips	O
used	O
a	O
separate	B-Device
RISC	I-Device
engine	I-Device
to	O
control	O
the	O
serial	O
interfaces	O
,	O
enhancing	O
performance	O
in	O
these	O
slower	O
speed	O
designs	O
.	O
</s>
<s>
Every	O
current	O
Freescale	O
PQ	O
CPU/board	O
comes	O
with	O
a	O
working	O
Linux	B-Application
environment	O
.	O
</s>
<s>
But	O
Freescale	O
continues	O
to	O
offer	O
MQX	B-Operating_System
(	O
a	O
true	O
RTOS	B-Operating_System
)	O
for	O
PPC	O
on	O
a	O
growing	O
basis	O
.	O
</s>
