Supplementary Data

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Error handlingET/MT-3x6, ET/MT-2x8 series error messagesError message formatSupplementary Data


Supplementary data are optional an are specific for the driver and for the error event. They usually contain:

error code returned in the response
communication direction (send/receive)
accessed station number
address of data accessed by the request in a notation of the driver
number of received characters in the response


There is an exact description of supplementary data part for all error events detected in all drivers in next chapters of this document.


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