The tables Analog and Digital of the TDC-TCP/UDP modules show the telegram contents.
The following errors may occur:
|
Error |
Cause/Remedy |
|---|---|
|
No data is displayed. |
The telegram buffer on the TDC side is not filled correctly. |
|
The connectors of the send block are wired incorrectly. |
|
|
Incorrect values are displayed. |
The telegram buffer on the TDC side is not filled correctly (offset error). |
|
The byte order is set incorrectly, see General module settings and Data transmission. |
|
|
There are multiple modules with the same module index. |
|
|
The digital signals are sorted incorrectly. |
The byte order is set incorrectly, see General module settings and Data transmission |
|
The telegrams arrive not faster than ca. 200 ms with sequence error. |
Problem with "Delayed Acknowledge", see TCP performance problems caused by Delayed Acknowledge |
|
Problem caused by "Nagle’s Algorithm", see TCP data corruption resulting from the Nagle’s Algorithm |