<s>
ISCII	O
has	O
not	O
been	O
widely	O
used	O
outside	O
certain	O
government	O
institutions	O
,	O
although	O
a	O
variant	O
without	O
the	O
mechanism	O
was	O
used	O
on	O
classic	B-Application
Mac	I-Application
OS	I-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
Devanagari	I-Operating_System
,	O
and	O
it	O
has	O
now	O
been	O
rendered	O
largely	O
obsolete	O
by	O
Unicode	O
.	O
</s>
<s>
The	O
lower	O
128	O
code	O
points	O
are	O
plain	O
ASCII	B-Protocol
,	O
the	O
upper	O
128	O
code	O
points	O
are	O
ISCII-specific	O
.	O
</s>
<s>
For	O
this	O
reason	O
,	O
Apple	O
maps	O
the	O
ISCII	O
INV	O
character	O
to	O
the	O
Unicode	O
,	O
so	O
as	O
to	O
guarantee	O
round-tripping	B-Application
.	O
</s>
<s>
+	O
Shifts	O
to	O
ISCII	O
scriptsATR	O
+	O
byteMnemonicISCII	O
script0x40DEFDefault	O
script	O
(	O
i.e.	O
</s>
<s>
Nukta	O
character	O
़	O
—	O
code	O
point	O
E9	O
(	O
233	O
)	O
The	O
nukta	O
character	O
after	O
another	O
ISCII	O
character	O
is	O
used	O
for	O
a	O
number	O
of	O
rarer	O
characters	O
which	O
do	O
n't	O
exist	O
in	O
the	O
main	O
ISCII	O
set	O
.	O
</s>
