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Profibus PROFILES—PPO Support Specification
6.1 ID definitions
* Command request
:Message from master to slave
Command response :Message from slave to master
ID
Description
PKW
PKE
PNU number (PNU) and task or response Id (AK)
IND
Sub-Index number and reserved area for extension
PWE
Set 0 since high bits (Bits 16 to 31) are not used.
Low bits (Bits 0 to 15): Parameter value
PZD
STW/ZSW
STW :Control word (command request)
ZSW :Status word (command response)
HSW/HIW
HSW :Set frequency (command request)
HIW :Running frequency (command response)
ECW/ESW
ECW :Extended control word (command request)
ESW :Extended status word (command response)
Reserved
Reserved area for extension