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13.1 Alert message format
This section describes the message format that PCNC will understand as
an ALERT and will be able to decode as an alarm. PCNC can recognise
alerts with or without time and date information.
13.1.1 Alert message fields
In the following descriptions, field types are enclosed in <> brackets.
Optional items are enclosed in [] brackets.
presented as they should appear in the alert message.
The field types are as follows:
<garbage>
Any characters except <CR>, <LF>
<poll number> A Poll number of 3 to 5 digits
<channel>
Channel number of 1 to 3 digits
<ws>
Whitespace (spaces or tab characters)
<date>
Date, format dd/mm/yy, no spaces, 01/01/70 to 31/12/99
<time>
Time, format hh:mm:ss, no spaces, 00:00:00 to 23:59:59
80-60100000-02
13
Data formats
Data formats
Literal sequences are
13–1
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