<s>
The	O
Panasonic	B-Device
JR-200	I-Device
(	O
Panasonic	O
Personal	O
Computer	O
(	O
PPC	O
)	O
)	O
was	O
a	O
simple	O
,	O
relatively	O
early	O
(	O
1983	O
)	O
,	O
8-bit	O
home	O
computer	O
with	O
a	O
chiclet	B-Device
keyboard	I-Device
somewhat	O
similar	O
to	O
the	O
VTech	B-Device
Laser	I-Device
200	I-Device
.	O
</s>
<s>
It	O
's	O
part	O
of	O
the	O
JR	B-Device
Series	I-Device
.	O
</s>
<s>
Each	O
of	O
the	O
grey	O
keys	O
could	O
produce	O
any	O
of	O
five	O
inputs	O
:	O
Upper	O
and	O
lower-case	O
letters	O
(	O
or	O
numbers	O
and	O
symbols	O
)	O
,	O
two	O
graphic	O
characters	O
(	O
similar	O
to	O
the	O
graphic	O
symbols	O
of	O
PETSCII	B-Protocol
)	O
,	O
and	O
a	O
BASIC	O
keyword	O
.	O
</s>
<s>
The	O
JR-200	O
used	O
a	O
very	O
unusual	O
8-bit	O
CPU	B-Device
,	O
the	O
MN1800A	O
,	O
which	O
was	O
compatible	O
with	O
the	O
Motorola	O
MC6802	B-Device
,	O
a	O
slightly	O
improved	O
version	O
of	O
the	O
Motorola	B-Device
6800	I-Device
.	O
</s>
<s>
JR-BASIC	B-Language
was	O
a	O
greatly	O
extended	O
Basic	O
,	O
with	O
,	O
(	O
for	O
example	O
)	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>
<s>
JR-BASIC	B-Language
itself	O
occupied	O
16K	O
of	O
ROM	O
,	O
while	O
the	O
character	O
set	O
video	O
memory	O
and	O
I/O	O
used	O
another	O
6K	O
.	O
</s>
<s>
The	O
JR-200	O
ROM	O
also	O
contained	O
a	O
machine	B-General_Concept
code	I-General_Concept
monitor	I-General_Concept
to	O
enter	O
and	O
execute	O
machine	O
code	O
programs	O
.	O
</s>
<s>
The	O
expansion	O
port	O
connector	O
also	O
had	O
signal	O
lines	O
for	O
an	O
RS232	O
serial	O
connection	O
which	O
Basic	O
supported	O
with	O
several	O
commands	O
,	O
but	O
its	O
main	O
use	O
was	O
to	O
connect	O
a	O
5¼-inch	O
floppy	B-Device
disk	I-Device
drive	I-Device
.	O
</s>
<s>
Creative	B-General_Concept
Computing	I-General_Concept
wrote	O
"	O
The	O
Panasonic	B-Device
JR-200	I-Device
is	O
one	O
of	O
the	O
nicest	O
new	O
computers	O
to	O
make	O
the	O
scene	O
in	O
some	O
time.	O
"	O
</s>
