Start Signal
In
telecommunication
, the term
start signal
has the following meanings:
1.
A
signal
that prepares a device to receive
data
or to perform a function.
Contrast with
A-condition
. 2.
In
start-stop transmission
, a signal at the beginning of a
character
that prepares the receiving device for the reception of the
code
elements.
Note:
A start signal is limited to one
signal element
usually having the duration of a
unit interval
.
Source:
from
Federal Standard 1037C
and from
MIL-STD-188
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