<s>
Timex	B-Application
Datalink	I-Application
or	O
Timex	B-Application
Data	I-Application
Link	I-Application
is	O
a	O
line	O
of	O
early	O
smartwatches	B-Application
manufactured	O
by	O
Timex	O
and	O
is	O
considered	O
a	O
wristwatch	B-Application
computer	I-Application
.	O
</s>
<s>
The	O
Datalink	O
line	O
was	O
introduced	O
in	O
1994	O
and	O
it	O
was	O
co-developed	O
with	O
Microsoft	O
as	O
a	O
wearable	B-Operating_System
alternative	O
to	O
mainstream	O
PDAs	B-Application
with	O
additional	O
attributes	O
such	O
as	O
water	O
resistance	O
,	O
that	O
PDAs	B-Application
lacked	O
,	O
and	O
easy	O
programmability	O
.	O
</s>
<s>
The	O
model	O
numbers	O
indicated	O
the	O
approximate	O
number	O
of	O
phone	O
numbers	O
that	O
could	O
be	O
stored	O
in	O
the	O
watch	O
memory	B-General_Concept
.	O
</s>
<s>
There	O
is	O
also	O
the	O
Timex	O
Beepwear	O
Datalink	O
series	O
,	O
featuring	O
wearable	B-Operating_System
pagers	B-Application
using	O
the	O
Timex	B-Application
datalink	I-Application
platform	O
which	O
also	O
function	O
as	O
electronic	O
organisers	O
.	O
</s>
<s>
Although	O
there	O
are	O
other	O
watches	O
capable	O
of	O
storing	O
all	O
kinds	O
of	O
data	O
,	O
most	O
had	O
either	O
a	O
small	O
keyboard	B-Device
or	O
buttons	O
,	O
which	O
could	O
be	O
used	O
to	O
input	O
data	O
.	O
</s>
<s>
Upon	O
introduction	O
of	O
the	O
Timex	B-Application
Datalink	I-Application
models	O
,	O
"	O
data	O
watches	O
"	O
such	O
as	O
those	O
from	O
Casio	O
were	O
noted	O
as	O
selling	O
for	O
"	O
between	O
a	O
third	O
and	O
a	O
half	O
the	O
price	O
"	O
of	O
such	O
models	O
,	O
but	O
the	O
"	O
fiddly	O
little	O
buttons	O
"	O
(	O
having	O
to	O
be	O
pressed	O
repeatedly	O
to	O
select	O
letters	O
from	O
the	O
alphabet	O
)	O
were	O
regarded	O
as	O
less	O
convenient	O
and	O
largely	O
only	O
appealing	O
to	O
those	O
used	O
to	O
"	O
doing	O
things	O
the	O
hard	O
way	O
"	O
.	O
</s>
<s>
The	O
Timex	B-Application
Datalink	I-Application
watches	O
downloaded	O
data	O
wirelessly	O
by	O
illuminating	O
a	O
computer	O
screen	O
with	O
a	O
changing	O
display	O
encoding	O
information	O
to	O
transfer	O
,	O
which	O
was	O
detected	O
by	O
the	O
watch	O
's	O
sensor	O
.	O
</s>
<s>
However	O
,	O
the	O
mechanism	O
required	O
the	O
use	O
of	O
a	O
cathode-ray	B-Device
tube	I-Device
monitor	O
,	O
as	O
opposed	O
to	O
a	O
liquid-crystal	B-Device
or	O
other	O
kind	O
of	O
display	O
.	O
</s>
<s>
Data	O
was	O
transmitted	O
from	O
the	O
CRT	B-Device
of	O
the	O
computer	O
through	O
a	O
series	O
of	O
pulsating	B-Algorithm
horizontal	O
bars	O
,	O
that	O
were	O
focused	O
by	O
the	O
lens	O
and	O
written	O
to	O
the	O
watch	O
EEPROM	B-General_Concept
memory	B-General_Concept
through	O
an	O
optoelectronic	O
transducer	B-Algorithm
operating	O
in	O
the	O
visible	O
light	O
spectrum	O
and	O
employing	O
optical	O
scanning	O
technology	O
.	O
</s>
<s>
The	O
original	O
Timex	B-Application
Datalink	I-Application
software	O
with	O
CRT	B-Device
synchronization	O
support	O
is	O
compatible	O
with	O
Windows	O
versions	O
Windows	B-Application
3.1	I-Application
to	O
Windows	B-Application
XP	I-Application
.	O
</s>
<s>
The	O
watch	O
was	O
compatible	O
with	O
Microsoft	O
's	O
Schedule+	B-Application
time	O
management	O
software	O
.	O
</s>
<s>
On	O
the	O
resin	O
strap	O
of	O
the	O
Timex	B-Application
Datalink	I-Application
50	O
model	O
70301	O
,	O
there	O
is	O
a	O
print	O
with	O
binary	O
numbers	O
which	O
are	O
actually	O
ASCII	B-Protocol
.	O
</s>
<s>
The	O
numbers	O
on	O
other	O
half	O
of	O
the	O
strap	O
encode	O
the	O
text	O
'	O
If	O
You	O
 [ ASCII-24 ] 	O
See	O
 '	O
,	O
which	O
,	O
given	O
that	O
ASCII-24	O
is	O
the	O
'	O
Cancel	O
 '	O
character	O
or	O
just	O
'	O
CAN	O
 '	O
,	O
makes	O
the	O
complete	O
message	O
'	O
Listen	O
To	O
The	O
Light	O
If	O
You	O
Can	O
See	O
 '	O
.	O
</s>
<s>
The	O
programming	O
code	O
is	O
provided	O
in	O
the	O
Timex	B-Application
Datalink	I-Application
software	O
v	O
2.1	O
for	O
all	O
models	O
.	O
</s>
<s>
These	O
watches	O
were	O
programmed	O
using	O
the	O
same	O
software	O
and	O
computer	O
GUI	B-Application
.	O
</s>
<s>
The	O
only	O
differences	O
were	O
the	O
amount	O
of	O
available	O
memory	B-General_Concept
in	O
the	O
watches	O
,	O
and	O
the	O
quantity	O
of	O
phone	O
numbers	O
,	O
appointments	O
,	O
lists	O
etc	O
.	O
</s>
<s>
personal	B-Application
information	I-Application
managers	I-Application
.	O
</s>
<s>
The	O
Datalink	O
150	O
was	O
also	O
offered	O
as	O
a	O
mail-in	O
gift	O
upon	O
purchase	O
of	O
Office	B-Operating_System
95	I-Operating_System
.	O
</s>
<s>
The	O
time	O
and	O
date	O
parts	O
of	O
the	O
digital	B-Device
display	I-Device
of	O
the	O
Datalink	O
watches	O
consisted	O
of	O
two	O
main	O
rows	O
of	O
seven	B-General_Concept
segment	I-General_Concept
displays	I-General_Concept
,	O
while	O
the	O
lower	O
portion	O
was	O
a	O
dot	B-General_Concept
matrix	I-General_Concept
display	O
with	O
scrolling	O
capabilities	O
.	O
</s>
<s>
In	O
time	O
display	O
mode	O
,	O
the	O
dot	B-General_Concept
matrix	I-General_Concept
portion	O
of	O
the	O
display	O
showed	O
the	O
day	O
of	O
the	O
week	O
to	O
the	O
left	O
,	O
and	O
the	O
time	B-Device
zone	I-Device
to	O
the	O
right	O
.	O
</s>
<s>
The	O
default	O
time	B-Device
zone	I-Device
was	O
indicated	O
as	O
TZ1	O
(	O
time	B-Device
zone	I-Device
1	O
)	O
,	O
and	O
was	O
fully	O
user	O
customizable	O
to	O
designate	O
any	O
city	O
in	O
the	O
world	O
,	O
usually	O
using	O
IATA	O
naming	O
conventions	O
.	O
</s>
<s>
The	O
earlier	O
Datalink	O
models	O
featured	O
dual	O
time	B-Device
zone	I-Device
settings	O
.	O
</s>
<s>
The	O
secondary	O
time	B-Device
zone	I-Device
had	O
the	O
option	O
to	O
become	O
the	O
local	O
(	O
primary	O
)	O
time	O
by	O
pressing	O
and	O
holding	O
a	O
button	O
until	O
the	O
changeover	O
was	O
effected	O
.	O
</s>
<s>
The	O
earlier	O
models	O
included	O
many	O
PDA-type	O
functions	O
such	O
as	O
anniversaries	O
,	O
appointments	O
and	O
phone	O
directory	O
,	O
but	O
did	O
not	O
have	O
functions	O
such	O
as	O
stopwatch	O
and	O
countdown	O
timer	O
.	O
</s>
<s>
As	O
with	O
the	O
earlier	O
models	O
,	O
the	O
Triathlon	O
Datalink	O
included	O
dual	O
time	B-Device
zones	I-Device
with	O
local	O
time	O
selectability	O
.	O
</s>
<s>
With	O
the	O
advent	O
of	O
portable	B-Device
computers	I-Device
which	O
use	O
active	B-General_Concept
matrix	I-General_Concept
LCD	B-Device
screens	I-Device
which	O
did	O
not	O
refresh	O
like	O
CRT	B-Device
monitors	I-Device
and	O
therefore	O
could	O
not	O
be	O
used	O
for	O
data	O
transfer	O
,	O
in	O
1997	O
,	O
Timex	O
introduced	O
a	O
notebook	B-Device
adapter	O
that	O
incorporated	O
a	O
red	O
LED	O
and	O
connected	O
with	O
the	O
laptop	B-Device
through	O
the	O
serial	B-Protocol
port	I-Protocol
.	O
</s>
<s>
During	O
download	O
,	O
the	O
LED	O
flashed	O
and	O
the	O
flashing	O
programmed	O
the	O
watch	O
much	O
like	O
the	O
horizontal	O
bars	O
of	O
the	O
CRT	B-Device
.	O
</s>
<s>
For	O
systems	O
without	O
a	O
serial	B-Protocol
port	I-Protocol
,	O
a	O
USB	B-Protocol
to	O
serial	O
adapter	O
can	O
be	O
used	O
to	O
connect	O
the	O
Timex	O
adapter	O
to	O
a	O
USB	B-Protocol
port	I-Protocol
.	O
</s>
<s>
Alternatively	O
,	O
DIY	O
Notebook	B-Device
Adapter	O
emulators	O
can	O
be	O
used	O
with	O
the	O
original	O
and	O
third-party	O
software	O
,	O
like	O
.	O
</s>
<s>
The	O
Datalink	O
USB	B-Protocol
was	O
introduced	O
in	O
2003	O
.	O
</s>
<s>
It	O
included	O
the	O
Timex	O
Ironman	O
Datalink	O
USB	B-Protocol
(	O
sport	O
edition	O
)	O
and	O
the	O
Timex	B-Application
Datalink	I-Application
USB	B-Protocol
(	O
dress	O
edition	O
)	O
models	O
.	O
</s>
<s>
Although	O
initially	O
a	O
mild	O
disappointment	O
for	O
the	O
wireless	O
datalink	O
purists	O
,	O
it	O
gained	O
widespread	O
acceptance	O
,	O
because	O
,	O
although	O
now	O
tethered	O
to	O
the	O
computer	O
through	O
the	O
USB	B-Protocol
port	I-Protocol
during	O
data	O
transfer	O
,	O
the	O
new	O
watch	O
featured	O
greatly	O
improved	O
data	O
transfer	O
rates	O
,	O
greatly	O
increased	O
memory	B-General_Concept
capacity	O
and	O
many	O
additional	O
and	O
customizable	O
modes	O
of	O
operation	O
,	O
as	O
well	O
as	O
two	O
way	O
communication	O
between	O
the	O
watch	O
and	O
computer	O
.	O
</s>
<s>
It	O
also	O
features	O
three	O
time	B-Device
zones	I-Device
,	O
each	O
of	O
which	O
can	O
be	O
chosen	O
as	O
the	O
primary	O
time	O
display	O
with	O
the	O
press	O
of	O
a	O
button	O
.	O
</s>
<s>
The	O
Datalink	O
USB	B-Protocol
also	O
introduced	O
data	O
protection	O
through	O
the	O
use	O
of	O
a	O
user	O
generated	O
password	O
,	O
a	O
feature	O
that	O
the	O
earlier	O
models	O
did	O
not	O
offer	O
.	O
</s>
<s>
The	O
USB	B-Protocol
models	O
also	O
feature	O
a	O
rotating	O
crown	O
known	O
as	O
the	O
Timex	O
i-control	O
.	O
</s>
<s>
The	O
Datalink	O
USB	B-Protocol
supports	O
software	B-Application
programs	I-Application
developed	O
specifically	O
for	O
the	O
watch	O
similar	O
to	O
its	O
predecessors	O
.	O
</s>
<s>
These	O
programs	O
are	O
called	O
wrist	O
applications	O
or	O
wrist	O
apps	O
for	O
short	O
,	O
and	O
they	O
are	O
created	O
by	O
independent	O
software	B-Application
developers	I-Application
.	O
</s>
<s>
Timex	O
has	O
developed	O
an	O
application	O
called	O
WristApp	O
SDK	B-Application
Installer	O
.	O
</s>
<s>
This	O
application	O
can	O
facilitate	O
the	O
import	O
of	O
any	O
independently	O
developed	O
wrist	O
app	O
into	O
the	O
Datalink	O
USB	B-Protocol
computer	O
interface	O
,	O
and	O
thus	O
make	O
it	O
part	O
of	O
the	O
downloadable	O
program	B-Application
menu	O
in	O
the	O
GUI	B-Application
of	O
the	O
watch	O
.	O
</s>
<s>
Unlike	O
its	O
predecessors	O
,	O
the	O
display	O
of	O
the	O
USB	B-Protocol
series	O
features	O
full	O
dot	B-General_Concept
matrix	I-General_Concept
architecture	O
with	O
no	O
seven	B-General_Concept
segment	I-General_Concept
display	I-General_Concept
sections	O
.	O
</s>
<s>
Only	O
a	O
small	O
section	O
at	O
the	O
top	O
right	O
corner	O
uses	O
a	O
nine-segment	B-General_Concept
display	I-General_Concept
layout	O
.	O
</s>
<s>
Many	O
programs	O
have	O
been	O
developed	O
,	O
and	O
their	O
applications	O
include	O
video	O
games	O
,	O
screen	B-General_Concept
savers	I-General_Concept
,	O
golf	B-Application
score	O
keepers	O
,	O
watch	O
display	B-Device
contrast	I-Device
and	O
scrolling	O
speed	O
adjustment	O
,	O
as	O
well	O
as	O
analog	O
watch	O
displays	O
,	O
phase	O
of	O
the	O
moon	O
calculations	O
and	O
associated	O
display	O
graphics	O
and	O
others	O
.	O
</s>
<s>
The	O
wristapps	O
are	O
written	O
in	O
assembly	B-Language
language	I-Language
.	O
</s>
<s>
It	O
is	O
designed	O
along	O
the	O
lines	O
of	O
Space	B-Application
Invaders	I-Application
,	O
created	O
by	O
Jordi	O
Perez	O
.	O
</s>
<s>
The	O
game	O
has	O
been	O
developed	O
to	O
showcase	O
API	B-Application
instructions	O
for	O
primitive	O
pixel	O
displays	O
such	O
as	O
the	O
one	O
used	O
in	O
the	O
watch	O
.	O
</s>
<s>
Among	O
the	O
many	O
programs	O
and	O
utilities	O
which	O
have	O
been	O
developed	O
for	O
the	O
watch	O
,	O
such	O
as	O
football	O
schedules	O
,	O
weather	O
reports	O
and	O
others	O
,	O
there	O
is	O
also	O
a	O
screen	B-General_Concept
saver	I-General_Concept
which	O
blanks	O
out	O
the	O
display	O
of	O
the	O
watch	O
on	O
the	O
minute	O
or	O
the	O
hour	O
,	O
appropriately	O
called	O
Screen	B-General_Concept
Saver	I-General_Concept
–	O
Blank	O
.	O
</s>
<s>
In	O
the	O
future	O
,	O
it	O
will	O
also	O
be	O
able	O
to	O
calculate	O
the	O
sun	O
's	O
position	O
in	O
the	O
zodiac	B-Algorithm
and	O
upcoming	O
eclipses	B-Application
.	O
</s>
<s>
Timex	B-Application
Datalink	I-Application
is	O
flight	O
certified	O
by	O
NASA	O
for	O
space	O
missions	O
and	O
is	O
one	O
of	O
four	O
watches	O
qualified	O
by	O
NASA	O
for	O
space	O
travel	O
.	O
</s>
<s>
As	O
a	O
heads-up	O
to	O
Exp	O
2	O
,	O
any	O
plans	O
to	O
use	O
the	O
timex	O
download	O
capability	O
should	O
include	O
more	O
laptop	B-Device
IR	O
transmitters	O
.	O
</s>
<s>
The	O
laptop	B-Device
IR	O
transmitter	O
mentioned	O
in	O
the	O
February	O
and	O
March	O
crew	O
log	O
is	O
the	O
Timex	O
notebook	B-Device
adapter	O
.	O
</s>
<s>
"	O
Exp	O
2	O
"	O
refers	O
to	O
Expedition	O
2	O
,	O
and	O
the	O
log	O
mentions	O
they	O
may	O
need	O
more	O
notebook	B-Device
adapters	O
for	O
the	O
upcoming	O
expedition	O
.	O
</s>
<s>
Yahoo	B-Application
groups	O
also	O
exist	O
for	O
fans	O
and	O
software	B-Application
developers	I-Application
alike	O
,	O
especially	O
for	O
the	O
latest	O
Datalink	O
USB	B-Protocol
series	O
.	O
</s>
<s>
The	O
early	O
Datalink	O
50/150	O
models	O
received	O
a	O
tongue	O
in	O
cheek	O
"[dis]honorable"	O
mention	O
in	O
PC	O
World	O
's	O
"	O
25	O
Worst	O
Tech	O
Products	O
of	O
All	O
Time	O
"	O
list	O
in	O
2006	O
and	O
were	O
inducted	O
in	O
"	O
the	O
high	O
tech	O
hall	O
of	O
shame	O
"	O
,	O
with	O
the	O
rationale	O
that	O
"	O
It	O
looked	O
like	O
a	O
Casio	O
on	O
steroids	O
"	O
and	O
"	O
To	O
download	O
data	O
to	O
it	O
,	O
you	O
held	O
it	O
in	O
front	O
of	O
your	O
CRT	B-Device
monitor	I-Device
while	O
the	O
monitor	O
displayed	O
a	O
pattern	O
of	O
flashing	O
black-and-white	O
stripes	O
(	O
which	O
,	O
incidentally	O
,	O
also	O
turned	O
you	O
into	O
the	O
Manchurian	O
Candidate	O
)	O
"	O
,	O
referring	O
to	O
the	O
earlier	O
,	O
flashing	O
CRT	B-Device
method	O
of	O
data	O
transfer	O
,	O
adding	O
that	O
"	O
Depending	O
on	O
your	O
point	O
of	O
view	O
,	O
it	O
was	O
either	O
seriously	O
cool	O
or	O
deeply	O
disturbing	O
"	O
.	O
</s>
<s>
Timex	B-Application
Datalink	I-Application
watches	O
are	O
referred	O
to	O
as	O
"	O
classics	O
"	O
and	O
as	O
"	O
worn	O
by	O
astronauts	O
to	O
the	O
moon	O
"	O
in	O
Jeffery	O
Deaver	O
's	O
crime	O
thriller	O
novel	O
The	O
Burning	O
Wire	O
.	O
</s>
<s>
Innovations	O
'	O
97	O
awards	O
(	O
Awarded	O
to	O
both	O
the	O
Data	O
Link	O
Notebook	B-Device
Adapter	O
and	O
the	O
Timex	B-Application
Data	I-Application
Link	I-Application
150S	O
watch	O
)	O
.	O
</s>
<s>
The	O
Timex	O
Beepwear	O
Datalink	O
series	O
features	O
wearable	B-Operating_System
pagers	B-Application
,	O
using	O
the	O
Timex	B-Application
datalink	I-Application
platform	O
.	O
</s>
<s>
It	O
was	O
the	O
first	O
watch/pager	O
able	O
to	O
receive	O
alphanumeric	O
messages	O
.	O
</s>
<s>
It	O
could	O
also	O
automatically	O
adjust	O
to	O
the	O
time	B-Device
zone	I-Device
of	O
the	O
wearer	O
.	O
</s>
