Product Overview, Functions; Application - Siemens SIMATIC NET CP 1542-5 Equipment Manual

Product overview, functions

2.1

Application

Application
The communications processor CP 1542-5 is intended for operation in an S7-1500
automation system. The CP 1542-5 allows the connection of an S7-1500 station to a
PROFIBUS fieldbus system.
Supported communications services
In its current configuration, the CP 1542-5 supports the following communications services:
• PROFIBUS DP master (class 1)
– DP master according to EN 50170, DP-V1
– DP master mode for DP slaves according to PROFIBUS DP-V0 and DP-V1
– DP master mode for Siemens DP slaves
– Direct data exchange (DP slave to DP slave)
– SYNC/FREEZE
• PROFIBUS DP slave
DP slave according to EN 50170, DP-V0 / DP-V1
Note
DP master or DP slave
The CP only supports operation either as DP master or DP slave.
• S7 communication
– PG communication for uploading / downloading of S7 configuration, diagnostics and
– Operator control and monitoring functions (HMI communication)
– Data exchange over S7 connections
The services of the CP 1542-5 listed above can be used independently at the same time.
SIMATIC CP 1542-5
Equipment Manual, 01/2023, C79000-G8976-C326-05
As a DP master, the CP 1542-5 is capable of enabling direct data exchange for its
assigned DP slaves.
The outputs or inputs can be synchronized by the user program using system function
DPSYNC_FR.
routing
2
11