| Data extension identifier | System text (without spaces and diacritics). It is used for unambiguous identification of data extension in data item (e.g. in the Extension method).
The default value is "ddec". |
|---|---|
| DDE group | Preconfigured client groups in DDE client Group of the PmaRoot object. |
| DDE item | DDE item identifier. It is the third part of the DDE address (see Communication by standard interface DDE).
Macro expression can be used for input. Caution: Macro expression $vb cannot be used for input. |
| Initial synchronization | What to do after starting the application:
No - Nothing will be done
Read from server - Data will be read from server
Write to the server - Initial data will write to the server |
| Change communication | |
| Write to the server | What to do if PROMOTIC application writes into data:
No - Nothing will be done
On local change - Write to the server only if value changed
On every writing - Always write to the server |
| Read from server | What to do if the data is changed on the server:
No - The server will not send the value into the PROMOTIC application
Yes - The server will send the value into the PROMOTIC application |
| Periodical communication | |
| Periodical communication | Periodical server communication type:
No - There is no periodical communication with the server
Write to the server - Value in the PROMOTIC application will be periodically written to the server
Read from server - The value will be periodically read from server |
| Period [s] | Period in seconds (for periodical communication).
If Periodical communication=Write to the server, then it is the writing period to the server.
If Periodical communication=Read from server, then it is reading period from server. |