<s>
The	O
Acorn	B-Operating_System
RISC	I-Operating_System
OS	I-Operating_System
character	O
set	O
was	O
used	O
in	O
the	O
Acorn	B-Device
Archimedes	I-Device
series	O
and	O
subsequent	O
computers	O
from	O
1987	O
onwards	O
.	O
</s>
<s>
At	O
0x84	O
is	O
a	O
'	O
bubble-writing	O
'	O
X	B-Operating_System
,	O
meaning	O
"	O
close	O
window	O
"	O
.	O
</s>
<s>
EFF	O
,	O
a	O
third-party	O
supplier	O
of	O
RISC	B-Operating_System
OS	I-Operating_System
outline	O
fonts	O
,	O
has	O
a	O
different	O
,	O
but	O
similar	O
character	O
set	O
.	O
</s>
<s>
The	O
following	O
table	O
shows	O
the	O
RISC	B-Device
OS	I-Device
character	I-Device
set	I-Device
.	O
</s>
<s>
This	O
RISC	B-Operating_System
OS	I-Operating_System
Latin-1	O
character	O
set	O
was	O
used	O
by	O
Electronic	O
Font	O
Foundry	O
.	O
</s>
<s>
This	O
character	O
set	O
was	O
used	O
in	O
the	O
BBC	B-Device
Master	I-Device
microcomputer	O
.	O
</s>
