<s>
The	O
Thomson	B-Device
MO5	I-Device
is	O
a	O
home	O
computer	O
introduced	O
in	O
France	O
in	O
June	O
1984	O
to	O
compete	O
against	O
systems	O
such	O
as	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
and	O
Commodore	O
64	O
.	O
</s>
<s>
At	O
the	O
same	O
time	O
,	O
Thomson	B-Device
also	O
released	O
the	O
up-market	O
Thomson	B-Device
TO7/70	I-Device
machine	O
.	O
</s>
<s>
The	O
MO5	O
was	O
not	O
sold	O
in	O
vast	O
quantities	O
outside	O
France	O
and	O
was	O
largely	O
discontinued	O
in	O
favour	O
of	O
the	O
improved	O
Thomson	B-Device
MO6	I-Device
in	O
1986	O
.	O
</s>
<s>
MO5s	O
were	O
used	O
as	O
educational	O
tools	O
in	O
French	O
schools	O
for	O
a	O
period	O
(	O
see	O
Computing	B-Device
for	I-Device
All	I-Device
,	O
a	O
French	O
government	O
plan	O
to	O
introduce	O
computers	O
to	O
the	O
country	O
's	O
pupils	O
)	O
,	O
and	O
could	O
be	O
used	O
as	O
a	O
"	O
nano-machine	O
"	O
terminal	O
for	O
the	O
"	O
Nanoréseau	B-Device
"	O
educational	O
network	O
.	O
</s>
<s>
The	O
computer	O
boots	O
directly	O
to	O
the	O
built-in	O
Microsoft	B-Language
BASIC	I-Language
interpreter	O
(	O
MO5	B-Language
Basic	I-Language
1.0	I-Language
)	O
.	O
</s>
<s>
The	O
Thomson	B-Device
MO5	I-Device
runs	O
on	O
a	O
Motorola	B-Device
6809E	I-Device
processor	O
clocked	O
at	O
1	O
MHz	O
and	O
features	O
48KB	O
of	O
RAM	B-Architecture
(	O
16	O
KB	O
used	O
as	O
video	O
memory	O
,	O
32KB	O
as	O
free	O
user	O
RAM	B-Architecture
)	O
and	O
16KB	O
of	O
ROM	O
(	O
4KB	O
for	O
the	O
monitor	O
and	O
12KB	O
for	O
the	O
BASIC	O
interpreter	O
)	O
.	O
</s>
<s>
In	O
memory	O
,	O
the	O
bit	B-Language
order	I-Language
was	O
PBGR	O
.	O
</s>
<s>
Video	O
RAM	B-Architecture
was	O
16KB	O
.	O
</s>
<s>
The	O
video	O
output	O
is	O
RGB	O
on	O
a	O
SCART	B-Protocol
connector	I-Protocol
,	O
with	O
the	O
refresh	O
rate	O
being	O
625-line	O
compatible	O
50Hz	O
.	O
</s>
<s>
Audio	O
is	O
limited	O
to	O
1-bit	O
square	O
wave	O
tones	O
,	O
outputted	O
via	O
the	O
TV	O
using	O
the	O
SCART	B-Protocol
connector	I-Protocol
.	O
</s>
<s>
The	O
machine	O
used	O
cassette	O
tapes	O
for	O
file	O
storage	O
,	O
played	O
on	O
a	O
proprietary	O
player	O
connected	O
using	O
a	O
5-pin	O
DIN	B-Architecture
connector	I-Architecture
.	O
</s>
<s>
A	O
RAM	B-Architecture
expansion	O
adding	O
extra	O
64	O
KB	O
and	O
a	O
"	O
Nanoréseau	B-Device
"	O
network	B-Protocol
card	I-Protocol
could	O
be	O
plugged	O
into	O
it	O
,	O
but	O
was	O
incompatible	O
with	O
early	O
MO5	O
machines	O
.	O
</s>
<s>
An	O
improved	O
version	O
,	O
named	O
Thomson	B-Device
MO5E	I-Device
(	O
"	O
E	O
"	O
for	O
"	O
Export	O
"	O
,	O
a	O
model	O
designed	O
for	O
foreign	O
markets	O
)	O
was	O
presented	O
in	O
1985	O
.	O
</s>
<s>
It	O
had	O
a	O
different	O
casing	O
featuring	O
a	O
mechanical	O
keyboard	O
,	O
a	O
parallel	B-Device
port	I-Device
,	O
two	O
joystick	B-Protocol
ports	I-Protocol
,	O
an	O
internal	O
PAL	B-Language
modulator	B-Application
and	O
an	O
integrated	O
power	O
supply	O
.	O
</s>
<s>
The	O
Thomson	B-Device
MO5NR	I-Device
(	O
"	O
NR	O
"	O
for	O
"	O
Nanoréseau	B-Device
"	O
,	O
a	O
network	O
standard	O
-	O
see	O
Computing	B-Device
for	I-Device
All	I-Device
)	O
was	O
introduced	O
in	O
1986	O
and	O
added	O
a	O
58	O
key	O
AZERTY	O
keyboard	O
and	O
an	O
integrated	O
"	O
Nanoréseau	B-Device
"	O
network	B-Protocol
controller	I-Protocol
.	O
</s>
<s>
Memory	O
was	O
expanded	O
to	O
128K	O
and	O
the	O
machine	O
came	O
with	O
a	O
new	O
version	O
of	O
BASIC	O
(	O
Microsoft	B-Language
Basic	I-Language
128	O
1.0	O
)	O
.	O
</s>
<s>
Graphics	O
were	O
improved	O
by	O
the	O
use	O
of	O
the	O
Thomson	B-Device
EF9369	I-Device
graphics	O
chip	O
,	O
and	O
the	O
MO5NR	O
could	O
generate	O
4096	O
colors	O
,	O
and	O
display	O
up	O
to	O
16	O
depending	O
on	O
the	O
resolution	O
used	O
:	O
320	O
x	O
200	O
with	O
16	O
colors	O
(	O
with	O
proximity	O
limitations	O
)	O
,	O
640	O
x	O
200	O
with	O
2	O
colors	O
,	O
320	O
x	O
200	O
with	O
4	O
colors	O
,	O
160	O
x	O
200	O
with	O
16	O
colors	O
,	O
320	O
x	O
200	O
with	O
3	O
colors	O
and	O
1	O
transparency	O
level	O
,	O
two	O
pages	O
of	O
320	O
x	O
200	O
with	O
2	O
colors	O
,	O
160	O
x	O
200	O
with	O
5	O
colors	O
and	O
3	O
transparency	O
levels	O
.	O
</s>
