Communication via PROFIBUS and PROFINET
3.1 PROFIDRIVE profile - Cyclic communication
Fieldbuses
40 Function Manual, 04/2018, FW V4.7 SP10, A5E34229197B AE
Write request: Assign digital input 2 with the function ON/OFF1 (p0840[1] = 722.2)
In order to link digital input 2 with ON/OFF1, you must assign parameter p0840[1] (source,
ON/OFF1) the value 722.2 (DI 2). To do this, you must populate the telegram of the
parameter channel as follows:
●
PKE, bit 12 … 15 (AK): = 7 hex
(change parameter value (field, word))
●
PKE, bit 0 … 10 (PNU): = 348 hex
(840 = 348 hex, no offset, as 840 < 1999)
●
IND, bit 8 … 15 (subindex): = 1 hex
(CDS1 = Index 1)
●
IND, bit 0 … 7 (page index): = 0 hex
(offset 0
corresponds to 0 hex)
●
: =
(722 = 2D2 hex)
●
PWE2, Bit 10 … 15: = 3F hex
(drive object - for SINAMICS G120, always 63 = 3f hex)
●
(Index of Parameter (DI 2 = 2))
Figure 3-17 Telegram, to assign DI 2 with ON/OFF1
Application example, "Read and write to parameters"
Further information is provided on the Internet:
Application examples (https://support.industry.siemens.com/cs/ww/en/view/29157692)
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