<s>
The	O
Mensch	B-Device
Computer	I-Device
is	O
a	O
personal	B-Device
computer	I-Device
system	O
produced	O
by	O
the	O
Western	O
Design	O
Center	O
(	O
WDC	O
)	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
the	O
WDC	B-General_Concept
65C265	I-General_Concept
microcontroller	B-Architecture
,	O
which	O
implements	O
the	O
instruction	B-General_Concept
sets	I-General_Concept
of	O
two	O
microprocessors	B-Architecture
:	O
the	O
16-bit	B-Device
W65C816/65816	B-General_Concept
,	O
and	O
the	O
8-bit	O
6502	B-General_Concept
.	O
</s>
<s>
The	O
computer	O
is	O
named	O
after	O
Bill	O
Mensch	O
,	O
designer	O
of	O
the	O
6502	B-General_Concept
and	O
subsequent	O
series	O
of	O
microprocessor	B-Architecture
.	O
</s>
<s>
The	O
system	O
is	O
designed	O
for	O
hobbyists	O
and	O
people	O
who	O
enjoy	O
computer	B-General_Concept
programming	I-General_Concept
,	O
especially	O
at	O
the	O
assembly	B-Language
language	I-Language
level	O
,	O
and	O
includes	O
a	O
basic	O
set	O
of	O
peripherals	O
which	O
can	O
be	O
expanded	O
by	O
the	O
owner	O
.	O
</s>
<s>
Much	O
software	O
originally	O
written	O
for	O
other	O
computer	O
systems	O
which	O
use	O
the	O
65816	B-General_Concept
or	O
6502	B-General_Concept
instruction	B-General_Concept
sets	I-General_Concept
(	O
such	O
as	O
the	O
Nintendo	O
Entertainment	O
System	O
,	O
Super	B-Application
Nintendo	I-Application
,	O
or	O
Apple	B-Device
IIGS	I-Device
,	O
among	O
others	O
)	O
can	O
be	O
run	O
on	O
the	O
Mensch	B-Device
Computer	I-Device
(	O
either	O
directly	O
as	O
binary	O
object	B-Language
code	I-Language
or	O
through	O
reassembling	O
the	O
software	O
source	O
code	O
)	O
,	O
to	O
the	O
extent	O
that	O
such	O
software	O
does	O
not	O
rely	O
on	O
hardware	O
configurations	O
which	O
differ	O
from	O
the	O
Mensch	B-Device
Computer	I-Device
.	O
</s>
<s>
The	O
Mensch	B-Device
Computer	I-Device
includes	O
a	O
read-only	B-Device
memory	I-Device
(	O
ROM	B-Device
)	O
machine	B-General_Concept
code	I-General_Concept
monitor	I-General_Concept
(	O
a	O
type	O
of	O
firmware	B-Application
)	O
,	O
and	O
many	O
software	O
routines	O
are	O
available	O
to	O
programmers	O
by	O
calling	O
subroutines	O
in	O
the	O
ROM	B-Device
.	O
</s>
<s>
Typically	O
,	O
the	O
system	O
runs	O
Mensch	O
Works	O
,	O
a	O
software	B-Application
suite	I-Application
also	O
named	O
after	O
Bill	O
Mensch	O
.	O
</s>
