<s>
The	O
C166	B-Device
family	I-Device
is	O
a	O
16-bit	O
microcontroller	O
architecture	O
from	O
Infineon	O
(	O
formerly	O
the	O
semiconductor	O
division	O
of	O
Siemens	O
)	O
in	O
cooperation	O
with	O
STMicroelectronics	O
.	O
</s>
<s>
When	O
this	O
architecture	O
was	O
introduced	O
the	O
main	O
focus	O
was	O
to	O
replace	O
8051	B-Architecture
controllers	O
(	O
from	O
Intel	O
)	O
.	O
</s>
<s>
Opcode-compatible	O
successors	O
of	O
the	O
C166	B-Device
family	I-Device
are	O
the	O
C167	B-Device
family	I-Device
,	O
XC167	O
family	O
,	O
the	O
XE2000	O
family	O
and	O
the	O
XE166	B-Device
family	I-Device
.	O
</s>
<s>
As	O
of	O
2017	O
,	O
microcontrollers	O
using	O
the	O
C166	B-Device
architecture	O
are	O
still	O
being	O
manufactured	O
by	O
NIIET	O
in	O
Voronezh	O
,	O
Russia	O
,	O
as	O
part	O
of	O
the	O
1887	O
series	O
of	O
integrated	O
circuits	O
.	O
</s>
<s>
The	O
Siemens/Infineon	O
C167	B-Device
family	I-Device
or	O
STMicroelectronics	O
ST10	O
family	O
is	O
a	O
further	O
development	O
of	O
the	O
C166	B-Device
family	I-Device
.	O
</s>
<s>
Variants	O
include	O
,	O
for	O
example	O
,	O
Controller	B-Protocol
Area	I-Protocol
Network	I-Protocol
(	O
CAN	B-Protocol
bus	I-Protocol
)	O
.	O
</s>
