2.3
Transmission integrity
Introduction
Transmission integrity plays an important role in the transmission of data and in selection of
the transmission procedure. Generally speaking, the more layers of the reference model are
applied, the greater the transmission integrity.
Classifying the Supplied Protocols
The CP 440 can use the following protocols:
● ASCII driver
● 3964(R) Procedure
The figure below illustrates how these protocols of the CP 440 fit into the ISO reference
model:
Figure 2-3
Point-to-point connection CP 440 Installation and Parameter Assignment
Manual, 09/2007, A5E00057742-03
www.gkbpx.com
Position of the supplied protocols of the CP 440 in the reference model
Basic Principles of Serial Data Transmission
2.3 Transmission integrity
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