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02.00
02.99
PG/PC
PKE
IND
PWE1
PWE2
PROFIBUS–DP
DP slave
POSMO A
PAW Peripheral output word
PEW Peripheral input word
PKE
Parameter ID
IND
Sub–index, sub–parameter number, array index
PWE Parameter value
AK
Task and response ID
PNU Parameter number
Fig. 4-7
Example: Reading parameters via PROFIBUS
Note
The SIMATIC S7 "FB 11" block can be used to "Read parameters via
PROFIBUS".
––> Refer to Chapter 3.2.2
E Siemens AG 2013 All Rights Reserved
SIMODRIVE POSMO A User Manual (POS1) – 08/2013 Edition
MPI
PKW area (task)
PAW 256 = 0001 0011 1011 0011
PAW 258 = 0000 0000 0000 0000
PAW 260 = 0000 0000 0000 0000
PAW 262 = 0000 0000 0000 0000
Input signals at
the DP slave
PKW area (response)
PKE
PEW 256 = 0001 0011 1011 0011
IND
PEW 258 = 0000 0000 0000 0000
PWE1
PEW 260 = 0000 0000 0000 0000
PWE2
PEW 262 = 0000 0001 0010 0000
4 Communications via PROFIBUS–DP
4.3 Parameter area (PKW area)
SIMATIC S7–300 (CPU: S7–315–2–DP)
AK = 1, PNU = 947
Index = 0
Value (high)
Value (low)
Output signals at
the DP slave
AK = 1, PNU = 947
Index = 0
Value (high)
Value (low)
Bit 8
––> Speed controller at its limit
Bit 5
––> Standstill monitoring
Refer to Chapter 6.2
4
4-127
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