<s>
JR-BASIC	B-Language
is	O
a	O
dialect	O
of	O
the	O
BASIC	O
programming	O
language	O
running	O
on	O
the	O
Matsushita	B-Device
JR	I-Device
series	I-Device
of	O
microcomputers	O
.	O
</s>
<s>
This	O
was	O
faster	O
and	O
more	O
comfortable	O
than	O
typing	O
words	O
letter	O
by	O
letter	O
,	O
as	O
the	O
computer	O
keyboard	O
was	O
poor	O
(	O
chiclet	B-Device
keyboard	I-Device
)	O
.	O
</s>
<s>
JR-BASIC	B-Language
1.0	O
is	O
the	O
original	O
version	O
present	O
on	O
the	O
JR-100	O
computer	O
,	O
released	O
in	O
1981	O
,	O
.	O
</s>
<s>
The	O
JR-200	O
model	O
,	O
released	O
in	O
1983	O
,	O
came	O
with	O
JR-BASIC	B-Language
5.0	O
that	O
added	O
extended	O
functionally	O
like	O
graphical	O
commands	O
such	O
as	O
COLOR	O
,	O
(	O
which	O
selected	O
character	O
color	O
,	O
background	O
color	O
and	O
display	O
mode	O
)	O
and	O
PLOT	O
which	O
permitted	O
direct	O
addressing	O
of	O
the	O
low	O
resolution	O
graphics	O
mode	O
(	O
64×48	O
,	O
using	O
text	B-Data_Structure
semigraphics	I-Data_Structure
characters	O
,	O
which	O
represented	O
pixel	O
blocks	O
that	O
used	O
one-quarter	O
of	O
each	O
character	O
)	O
.	O
</s>
