Glossary - Siemens SIMATIC CP 340 User Manual

Glossary

Address
The address indicates the physical storage space and enables direct access to the operand
that is stored under this address.
Block
Blocks are parts of the user program that are separated *** by their function, structure or
purpose. STEP 7 has the following blocks:
● Code blocks (FB, FC, OB SFB, SFC)
● Data blocks (DB, SDB) and
● user-defined data types (UDT)
Block call
A block call is the branching of the program processing into the called block.
Block parameter
Block parameters are place holders within multiple use blocks, which are supplied with
updated valves during the calling up of the corresponding block.
Communications processor
Communications processors are modules for point-to-point connections and bus connections
Configuring
Configuring refers to the configuration of separate modules of a programmable controller in
the configuration table.
CP 340 programming interface: Point-to-Point Communication, Parameter Assignment interface
Using the CP 340: Point-to-Point Communication, Parameter Assignment interface you can
parameterize the interface of the communications processor and configure the message
texts for the printer output.
PtP coupling and configuration of CP 340
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