Link Manager Manual
Communicating with the Link Manager
43
Command Overview
Command Syntax
The following table describes the shorthand used to define each command.
Syntax Element
Purpose
< >
Enclose a set of options, ones of which is required
|
Separates elements in a set of options
[ ]
Enclose an optional expression
…
Denotes variable length
1
,…
x
Marks repeatable expression
n
Only or low row number of a sensor
m
High row number of a sensor
Italics
Strings in italics are place holders for values
Rules governing commands include:
Command strings may contain no spaces.
Reserved characters: commas (,), pipes ( | ), SOT (ASCII 1), STX
(ASCII 2), colons (:), carriage returns (ASCII 10), and the bell code
(ASCII 7) are reserved, and may only appear as part of the command
syntax. Do not use these characters in label names or state names.
Command strings have a maximum length of 128 characters.
When specifying a range, the maximum is ten sensors. Specifying a
range including more than ten will return an error.
Time representations
Date and Time Stamps
Time and date stamps or times that are set or compared to the real-time clock are
always expressed in military time and represented as:
mmddyyhhnnss
Where
mm
– month of the year
dd
– day of the month
yy
– year starting at year 2000
hh
– hours
nn
- minutes
ss
- seconds
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