AMiT ARION Communication Protocol
Supported device types and versions
Communication line configuration
Communication station configuration
I/O tag configuration
Changes and modifications
Document revisions
Supported device types and versions
The protocol carries out communication with the remote I/O tag modules of the AMiT company. Communication was tested with the AMiT DINAI24 module.
Communication line configuration
- Communication line category: Serial.
Communication station configuration
- Communication protocol "AMiT ARION".
- Station address: 0-255.
Communication station parameters
Station configuration -
„Protocol Parameters" field.
They influence some optional protocol parameters. You can define the following communication station parameters:
Table 1
|
Key word |
Full name |
Description |
Unit |
Default value |
| WFT | Wait First Timeout | First waiting for response after sending the poll. | ms | 100 ms. |
| WT | Wait Timeout | Delay between reading the respond and its completion. | ms | 100 ms. |
| MWR | Max Wait Retry | Number of repeats of response reading until its completion. | - | 5 |
String with protocol parameters is written according to the following rule:
Key_word=value;Key_word=value; ...
Example:
WT=100;MWR=20;
If a key word with valid value has not been found in the initial string, default value is used according to Table 1.
I/O tag configuration
Possible I/O tag types: Ai.
I/O tag addresses: 0-255.
Changes and modifications
-
Document revisions
Ver. 1.0 - October 29the 2002 - document created
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