Blocks In Profinet Io - Siemens Simatic S7-300 Technical Data Manual

Communication
3.2 Communication services
Requirements
• CPUs as of Firmware 2.3.0 (for example CPU 315-2 PN/DP)
• STEP 7, as of Version 5.3 + Service Pack 1
Reference
You will find information on the topic of PROFINET in the following sources:
• in the
• in the
See also
PROFINET (PN) (Page 3-3)
3.2.10.2

Blocks in PROFINET IO

Chapter Content
This chapter explains the following:
• Which blocks are intended for PROFINET
• Which blocks are intended for PROFIBUS DP
• Which blocks are intended for both PROFINET IO and PROFIBUS DP
Compatibility of the New Blocks
For PROFINET IO, it was necessary to create some new blocks, among other things,
because larger configurations are now possible with PROFINET. You can also use these
new blocks with PROFIBUS.
3-20
System Description PROFINET
From PROFIBUS DP to PROFINET IO
lists the new PROFINET blocks and system status lists.
programming manual. This manual also
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05