<s>
The	O
is	O
a	O
third-generation	B-Application
home	B-Device
video	I-Device
game	I-Device
console	I-Device
manufactured	O
by	O
Casio	O
and	O
released	O
in	O
Japan	O
in	O
1983	O
.	O
</s>
<s>
The	O
PV-1000	B-Operating_System
was	O
released	O
in	O
October	O
1983	O
.	O
</s>
<s>
It	O
is	O
compatible	O
with	O
PV-1000	B-Operating_System
controllers	O
but	O
not	O
its	O
games	O
,	O
as	O
it	O
features	O
a	O
different	O
architecture	O
.	O
</s>
<s>
In	O
the	O
same	O
year	O
Casio	O
released	O
two	O
other	O
consoles	O
,	O
the	O
PV-7	O
and	O
the	O
PV-16	O
which	O
were	O
MSX	B-Operating_System
computers	I-Operating_System
.	O
</s>
<s>
The	O
PV-1000	B-Operating_System
is	O
powered	O
by	O
a	O
Zilog	B-General_Concept
Z80	I-General_Concept
CPU	O
,	O
with	O
2	O
KB	O
RAM	B-Architecture
,	O
with	O
1	O
KB	O
allocated	O
as	O
VRAM	O
.	O
</s>
<s>
It	O
generating	O
256x192	O
pixels	B-Algorithm
with	O
8	O
colours.It	O
had	O
three	O
square	O
wave	O
voices	O
with	O
6	O
bits	O
to	O
control	O
the	O
period	O
.	O
</s>
<s>
Only	O
thirteen	O
games	O
were	O
released	O
for	O
the	O
Casio	B-Operating_System
PV-1000	I-Operating_System
:	O
</s>
<s>
Note	O
:	O
Cartridges	B-Protocol
#8	O
and	O
#13	O
were	O
never	O
released	O
.	O
</s>
