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Appendix A.16. Controlling DA Offsets
Versions of the driver prior to 1.02a used a method to calculate DA offsets that was not consistent with the general FieldServer model. This was corrected in versions 1.02a and later. To retain the old offset calculation, specify the ‘Application’ parameter on the connection.
Use either ‘OriginalStyle’ or
Example
// Server Side Connections
Connections |
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Port | ,Baud | ,Parity | ,Protocol | ,Application |
P8 | ,9600 | ,None | ,DNP | ,OriginalStyle |
Appendix A.17. dnpIndexStyle
Normally the Server responds to requests for data using the same qualifier as the poll. Use this parameter on a Server Map Descriptor to override the indexStyle of the qualifier in the response. Refer to Section 5.3.6 for an example.
Supported
1objects are prefixed with a one byte index
2 objects are prefixed with a two byte index
Unsupported
3objects are prefixed with a four byte index
4objects are prefixed with a one byte object size
5 objects are prefixed with a two byte object size
6 objects are prefixed with a three byte object size Others Unknown.
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