<s>
The	O
DataPoint	B-Device
3300	I-Device
was	O
the	O
first	O
computer	B-General_Concept
terminal	I-General_Concept
manufactured	O
by	O
Computer	B-General_Concept
Terminal	I-General_Concept
Corporation	O
,	O
later	O
renamed	O
Datapoint	O
,	O
announced	O
in	O
1967	O
and	O
shipping	O
in	O
1969	O
.	O
</s>
<s>
As	O
well	O
as	O
being	O
sold	O
under	O
its	O
own	O
name	O
,	O
it	O
was	O
also	O
sold	O
as	O
the	O
DEC	O
VT06	B-Device
and	O
the	O
HP	B-Device
2600A	I-Device
(	O
introduced	O
in	O
1972	O
)	O
.	O
</s>
<s>
The	O
Datapoint	B-Device
3300	I-Device
emulated	O
a	O
Teletype	B-Application
Model	I-Application
33	I-Application
,	O
but	O
went	O
beyond	O
what	O
a	O
Teletype	O
could	O
achieve	O
with	O
its	O
paper	O
output	O
.	O
</s>
<s>
Like	O
most	O
terminals	O
designed	O
up	O
until	O
the	O
mid-1970s	O
,	O
the	O
Datapoint	B-Device
3300	I-Device
was	O
implemented	O
using	O
TTL	B-General_Concept
logic	I-General_Concept
in	O
a	O
typical	O
mix	O
of	O
small-scale	O
and	O
medium-scale	O
integrated	O
circuits	O
,	O
i.e.	O
</s>
<s>
in	O
a	O
very	O
similar	O
way	O
to	O
how	O
many	O
mini-computers	B-Architecture
of	O
the	O
1970/80s	O
(	O
such	O
as	O
the	O
Digital	O
VAX-11	O
)	O
were	O
built	O
.	O
</s>
<s>
Later	O
terminals	O
(	O
such	O
as	O
the	O
VT100	B-Device
)	O
typically	O
used	O
a	O
microprocessor	B-Architecture
to	O
implement	O
large	O
parts	O
of	O
the	O
user	O
interface	O
and	O
general	O
logic	O
.	O
</s>
<s>
At	O
the	O
time	O
of	O
its	O
introduction	O
,	O
RAM	O
was	O
expensive	O
(	O
it	O
would	O
not	O
be	O
until	O
1970	O
that	O
Intel	O
released	O
the	O
1103	B-General_Concept
,	O
the	O
first	O
DRAM	O
semiconductor	O
memory	O
chip	O
making	O
RAM	O
affordable	O
)	O
.	O
</s>
<s>
Thus	O
,	O
the	O
terminal	O
stored	O
its	O
display	O
of	O
25	O
rows	O
of	O
72	O
columns	O
of	O
upper-case	O
characters	O
using	O
fifty-four	O
200-bit	O
shift	B-General_Concept
registers	I-General_Concept
,	O
arranged	O
in	O
six	O
tracks	O
of	O
nine	O
packs	O
each	O
,	O
providing	O
storage	O
for	O
1800	O
6-bit	O
characters	O
.	O
</s>
<s>
The	O
shift-register	B-General_Concept
design	O
meant	O
that	O
scrolling	O
the	O
terminal	O
display	O
could	O
be	O
accomplished	O
by	O
simply	O
pausing	O
the	O
display	O
output	O
to	O
skip	O
one	O
line	O
of	O
characters	O
.	O
</s>
