<s>
The	O
HP	B-Device
Prime	I-Device
Graphing	I-Device
Calculator	I-Device
is	O
a	O
graphing	B-Application
calculator	I-Application
introduced	O
by	O
Hewlett-Packard	O
in	O
2013	O
and	O
currently	O
manufactured	O
by	O
HP	O
Inc	O
.	O
</s>
<s>
It	O
was	O
designed	O
with	O
features	O
resembling	O
those	O
of	O
smartphones	B-Application
,	O
such	O
as	O
a	O
full-color	O
touchscreen	B-Device
display	O
and	O
a	O
user	O
interface	O
centered	O
around	O
different	O
applications	O
.	O
</s>
<s>
It	O
claims	O
to	O
be	O
the	O
world	O
's	O
smallest	O
and	O
thinnest	O
CAS-enabled	O
calculator	O
currently	O
available	O
.	O
</s>
<s>
The	O
functionality	O
of	O
the	O
HP	B-Device
Prime	I-Device
is	O
also	O
available	O
as	O
emulation	B-Application
software	I-Application
for	O
PCs	O
and	O
Macs	O
,	O
as	O
well	O
as	O
for	O
various	O
smartphones	B-Application
.	O
</s>
<s>
The	O
HP	B-Device
Prime	I-Device
's	O
graphical	B-Application
user	I-Application
interface	I-Application
features	O
two	O
separate	O
home	B-Operating_System
screens	I-Operating_System
,	O
one	O
of	O
which	O
contains	O
an	O
integrated	O
computer	B-General_Concept
algebra	I-General_Concept
system	I-General_Concept
(	O
CAS	B-General_Concept
)	O
based	O
on	O
the	O
free	O
and	O
open-source	O
Xcas/Giac	B-Language
1.5.0	O
engine	O
,	O
which	O
evolved	O
from	O
that	O
of	O
the	O
HP	B-Device
49G	I-Device
and	O
its	O
successors	O
.	O
</s>
<s>
Both	O
the	O
standard	O
and	O
CAS	B-General_Concept
modes	O
function	O
independently	O
of	O
each	O
other	O
and	O
the	O
calculator	O
can	O
quickly	O
switch	O
between	O
the	O
two	O
,	O
unlike	O
some	O
of	O
its	O
competitors	O
,	O
such	O
as	O
the	O
TI-Nspire	B-Device
series	I-Device
by	O
Texas	O
Instruments	O
,	O
which	O
comes	O
in	O
either	O
CAS-supported	O
models	O
or	O
non-CAS	O
models	O
.	O
</s>
<s>
The	O
HP	B-Device
Prime	I-Device
has	O
a	O
feature	O
called	O
Exam	O
Mode	O
.	O
</s>
<s>
This	O
enables	O
various	O
features	O
of	O
the	O
calculator	O
(	O
such	O
as	O
CAS	B-General_Concept
functionality	O
,	O
user-created	O
apps	O
,	O
notes	O
,	O
etc	O
.	O
)	O
</s>
<s>
It	O
is	O
however	O
starting	O
to	O
be	O
accepted	O
in	O
other	O
examinations	O
,	O
like	O
those	O
run	O
by	O
the	O
Dutch	O
CvTE	O
,	O
the	O
Swiss	O
IB	O
,	O
or	O
Alberta	B-Protocol
(	O
Canada	O
)	O
education	O
authorities	O
.	O
</s>
<s>
The	O
HP	B-Device
Prime	I-Device
's	O
non-CAS	O
home-screen	O
supports	O
textbook	O
,	O
algebraic	O
and	O
128-level	O
RPN	O
(	O
aka	O
Advanced	O
RPN	O
)	O
entry	O
logic	O
.	O
</s>
<s>
However	O
,	O
it	O
uses	O
a	O
new	O
operating	O
system	O
unrelated	O
to	O
HP	O
's	O
legacy	O
Saturn	B-Application
and	O
Saturn-emulated	O
systems	O
,	O
which	O
were	O
used	O
on	O
HP	O
's	O
previous	O
RPN/RPL	O
graphing	B-Application
calculators	I-Application
;	O
therefore	O
,	O
it	O
is	O
not	O
compatible	O
with	O
any	O
User	O
RPL	O
or	O
System	O
RPL	O
,	O
or	O
with	O
programming	O
in	O
Saturn	B-Application
or	O
ARM	O
assembler	O
language	O
.	O
</s>
<s>
The	O
calculator	O
supports	O
programming	O
in	O
a	O
new	O
,	O
Pascal-like	O
programming	O
language	O
now	O
named	O
HP	B-Device
PPL	I-Device
(	O
for	O
Prime	O
Programming	O
Language	O
,	O
but	O
originally	O
also	O
referred	O
to	O
as	O
HP	O
Basic	O
)	O
that	O
also	O
supports	O
creating	O
apps	O
.	O
</s>
<s>
This	O
is	O
based	O
on	O
a	O
language	O
introduced	O
on	O
the	O
HP	B-Device
38G	I-Device
and	O
built	O
on	O
in	O
subsequent	O
models	O
.	O
</s>
<s>
This	O
model	O
supports	O
features	O
lacking	O
in	O
the	O
first	O
production	O
model	O
,	O
namely	O
wireless	O
connectivity	O
(	O
using	O
the	O
HP	B-Device
Prime	I-Device
Wireless	O
Kit	O
(	O
FOK65AA	O
)	O
)	O
,	O
unit-to-unit	O
USB	O
communication	O
(	O
through	O
USB	O
OTG	O
)	O
,	O
and	O
data	O
streaming	O
(	O
using	O
the	O
HP	O
StreamSmart	O
410	O
(	O
NW278AA	O
)	O
4-port	O
data	O
streamer	O
)	O
.	O
</s>
<s>
The	O
wireless	O
kit	O
includes	O
a	O
base	O
station	O
connected	O
to	O
a	O
PC	O
and	O
wireless	O
modules	O
to	O
connect	O
to	O
up	O
to	O
30	O
HP	B-Device
Prime	I-Device
calculators	O
for	O
use	O
in	O
a	O
classroom	O
.	O
</s>
<s>
In	O
July	O
2018	O
,	O
HP	O
introduced	O
a	O
new	O
hardware	O
generation	O
with	O
model	O
number	O
2AP18AA	O
and	O
hardware	O
revision	O
D	O
.	O
This	O
version	O
features	O
an	O
NXP	O
i.MX	O
6ULL	O
MCIMX6Y2	O
processor	O
with	O
ARM	O
Cortex	B-Application
A7	I-Application
core	O
and	O
is	O
about	O
three	O
times	O
faster	O
.	O
</s>
<s>
It	O
provides	O
more	O
RAM	B-Architecture
(	O
256MiB	O
instead	O
of	O
32MiB	O
)	O
and	O
a	O
bigger	O
Flash	B-Device
module	O
(	O
512MB	O
instead	O
of	O
256MB	O
)	O
and	O
runs	O
FreeRTOS	B-Operating_System
.	O
</s>
