PROFIBUS DP mapping
Examples of PKW aperiodic exchanges
Example of aperiodic write operation: Acceleration time ACC (address 9001) = 10 s, unit 0,1s (values in hexadecimal format).
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | etc. | |
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23 | 29 | 00 | 02 | 00 | 00 | 00 | 64 | ||
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ACC = 10 s
Write request
Address 9001 = 2329h
The positive response is identical to the write request, aperiodic part (bytes 1 to 8).
Example of negative response:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | etc. |
23 | 29 | 00 | 07 | 00 | 00 | 00 | 0 | etc. |
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0 (incorrect address)
Negative response
S1A10386 10/2009 | 23 |