Prefix; Suffix - PSC Scanners Programming Manual

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
IB
IC

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
MB
MC
MD
ME
26
Prefix = None*#
Prefix = STX
Prefix = SOH
Suffix = None #
Suffix = ETX
Suffix = CR
Suffix = LF
Suffix = HT
User's / Programming Guide