<s>
The	O
Atari	B-Device
1020	I-Device
was	O
a	O
four-color	O
computer	O
plotter	O
sold	O
by	O
Atari	O
,	O
Inc	O
.	O
for	O
the	O
Atari	B-Device
8-bit	I-Device
home	I-Device
computers	I-Device
.	O
</s>
<s>
The	O
same	O
mechanism	O
formed	O
the	O
basis	O
of	O
several	O
other	O
low-cost	O
plotters	O
produced	O
around	O
the	O
same	O
time	O
,	O
including	O
the	O
Commodore	O
1520	O
,	O
the	O
Oric	B-Device
MCP40	O
,	O
the	O
Tandy/Radio	O
Shack	O
CGP-115	O
,	O
the	O
Texas	O
Instruments	O
HX-1000	O
and	O
the	O
Mattel	O
Aquarius	O
4615	O
.	O
</s>
<s>
However	O
,	O
the	O
1020	O
connected	O
via	O
the	O
Atari	B-Device
8-bit	I-Device
'	O
s	O
proprietary	O
SIO	O
interface	O
,	O
eliminating	O
the	O
need	O
for	O
an	O
850	O
serial/parallel	O
interface	O
module	O
,	O
but	O
limiting	O
its	O
use	O
to	O
Atari	B-Device
8-bit	I-Device
computers	I-Device
.	O
</s>
<s>
Control	O
of	O
the	O
plotter	O
was	O
possible	O
from	O
Atari	B-Language
BASIC	I-Language
.	O
</s>
