Configuration Data; Configuration Data Of The 3964(R) Procedure - Siemens Simatic S7-300 CP 341 User Manual

2.8

Configuration data

By selecting different protocols, you can adjust your CP 341 communication processor to suit
the properties of the communication partner.
The sections that follow describe the parameter assignment data for the 3964(R) procedure,
RK 512 computer link, ASCII driver, and printer driver.
2.8.1

Configuration Data of the 3964(R) Procedure

Using the parameter assignment data of the 3964(R) procedure, you can adjust the CP 341
to suit the properties of its communication partner.
Parameter assignment data of the 3964(R) procedure
With the CP 341: Point-to-Point Communication, Parameter Assignment parameter
assignment interface, you can specify the parameters for the physical layer (layer 1) and for
the data-link layer (layer 2) of the 3964(R) procedure. You will find a detailed description of
the parameters below.
Section "Assigning Parameters to the Communications Protocols (Page 118)" describes how
to enter the parameter assignment data using the CP 341: Point-to-Point Communication,
Parameter Assignment parameter assignment interface.
X27 (RS 422/485) interface
Note the following with reference to the X27 (RS 422/485) interface:
Note
For the CP 341-RS 422/485 module variant, the 3964(R) procedure can only be used in four-
wire mode.
CP 341 Point-to-Point Communication, Installation and Parameter Assignment
Manual, 09/2008, A5E02191071-01
www.gkbpx.com
Basic Principles of Serial Data Transmission
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2.8 Configuration data
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