Siemens SIMODRIVE POSMO A User Manual page 130

02.00 02.99
PG/PC
PKE
IND
PWE1
PWE2
PROFIBUS–DP
DP slave
POSMO A
Fig. 4-8 Example: Writing parameters via PROFIBUS
Note
The SIMATIC S7 "FB 11" block can be used to "write 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 = 1000 0000 0101 0001
PAW 258 = 0000 0100 0000 0000
PAW 260 = 00 78 (e.g.)
hex
PAW 262 = 02 A8 (e.g.)
hex
Input signals at
the DP slave
PKW area (response)
PKE PEW 256 = 0101 0000 0101 0001
IND PEW 258 = 0000 0100 0000 0000
PWE1 PEW 260 = 00 78
PWE2 PEW 262 = 02 A8
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
4 Communications via PROFIBUS–DP
4.3 Parameter area (PKW area)
SIMATIC S7–300 (CPU: S7–315–2–DP)
AK = 8, PNU = 81
Index = 4
Value (high)
Value (low)
Output signals at
the DP slave
AK = 5, PNU = 81
Index = 4
(e.g.) Value (high)
hex
(e.g.) Value (low)
hex
4
4-129