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User’s / Programming Guide
Prefix
A prefix is a subset of the preamble normally formatted to some
industry standard, i.e., it is represented by a specific ASCII code. An
example of a prefix is the STX (Start of Transmission) code.
IA
Prefix = None*#
IB
Prefix = STX
IC
Prefix = SOH
Suffix
A suffix is a subset of the Postamble. Like the prefix, it is normally
assigned a specific ASCII code. Examples of suffixes are CR (Carriage
Return) and LF (Line Feed).
MA
Suffix = None #
MB
Suffix = ETX
MC
Suffix = CR
MD
Suffix = LF
ME
Suffix = HT