<s>
Six-Bit	O
Transcode	B-Device
,	O
or	O
Six-Bit	O
Transmission	O
Code	O
,	O
was	O
,	O
for	O
a	O
few	O
years	O
,	O
one	O
of	O
the	O
three	O
character	B-General_Concept
sets	I-General_Concept
used	O
by	O
IBM	O
for	O
Binary	B-Protocol
Synchronous	I-Protocol
Communications	I-Protocol
.	O
</s>
<s>
Transmission	O
using	O
6-bit	O
Transcode	B-Device
had	O
higher	O
throughput	O
than	O
transmission	O
using	O
8-bit	O
EBCDIC	B-Language
or	O
ASCII	O
,	O
provided	O
that	O
the	O
data	O
to	O
be	O
transmitted	O
used	O
a	O
limited	O
set	O
of	O
48	O
characters	O
.	O
</s>
<s>
The	O
IBM	B-Device
2780	I-Device
data	O
transmission	O
terminal	O
was	O
announced	O
with	O
Transcode	B-Device
support	O
in	O
1967	O
.	O
</s>
<s>
Its	O
successor	O
,	O
the	O
IBM	O
3780	B-Device
data	O
communication	O
terminal	O
,	O
announced	O
in	O
1972	O
,	O
dropped	O
Transcode	B-Device
support	O
and	O
added	O
a	O
"	O
space	O
compression	O
"	O
option	O
.	O
</s>
<s>
Transcode	B-Device
is	O
a	O
six-bit	O
character	B-General_Concept
code	I-General_Concept
.	O
</s>
<s>
It	O
relates	O
to	O
IBM	O
's	O
punched	B-Architecture
card	I-Architecture
code	O
but	O
,	O
like	O
EBCDIC	B-Language
,	O
it	O
is	O
not	O
BCD	O
.	O
</s>
<s>
'	B-Language
-/	O
@#$%&*⌑	O
;	O
it	O
cannot	O
represent	O
,	O
:	O
;!?	O
 "	O
(	O
)	O
[]xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx1+^=_\`{}|~	O
.	O
</s>
<s>
Characters	O
are	O
transmitted	O
with	O
odd	B-Error_Name
parity	I-Error_Name
.	O
</s>
<s>
The	O
2780	B-Device
cannot	O
use	O
the	O
16	O
control	O
characters	O
as	O
data	O
characters	O
in	O
Transcode	B-Device
mode	O
.	O
</s>
<s>
Character	O
Punched	O
cardcode	O
6-bittranscode	O
Hex	O
SOH	O
12-9-1	O
P	B-Language
00	O
A	O
12-1	O
5	B-Application
01	O
B	B-Language
12-2	O
4	O
02	O
C	B-Language
12-3	O
4	O
5	B-Application
P	B-Language
03	O
D	B-Application
12-4	O
3	O
04	O
E	B-Language
12-5	O
3	O
5	B-Application
P	B-Language
05	O
F	B-Language
12-6	O
3	O
4	O
P	B-Language
06	O
G	B-Application
12-7	O
3	O
4	O
5	B-Application
07	O
H	O
12-8	O
2	O
08	O
I	O
12-9	O
2	O
5	B-Application
P	B-Language
09	O
STX	O
12-9-2	O
2	O
4	O
P	B-Language
0A	O
.	O
</s>
