STOBER 11 | Appendix
02/2020 | ID 442516.07
81
11.2 SDO transmission: Error codes
If an SDO frame cannot be processed, the slave sends an SDO Abort Domain Transfer and outputs one of the following
errors ─ along with the error class, error code and additional information ─ over the Abort SDO Transfer Protocol in case of
an error.
Error
class
Error
code
Additional
code
Meaning
5 hex 3 hex 0 hex Toggle bit not changed
5 hex 4 hex 0 hex SDO protocol timeout expired
5 hex 4 hex 1 hex SDO command specifier invalid or unknown
5 hex 4 hex 5 hex Memory not sufficient
6 hex 1 hex 0 hex Access to object is not supported
6 hex 1 hex 1 hex Read attempt on a write-only parameter
6 hex 1 hex 2 hex Write attempt on a read-only parameter
6 hex 2 hex 0 hex Object not present in the object directory
6 hex 4 hex 41 hex Object cannot be mapped to PDO
6 hex 4 hex 42 hex Number and/or length of the object to be transmitted exceeds PDO length
6 hex 4 hex 43 hex General parameter incompatibility
6 hex 4 hex 47 hex General internal device incompatibility
6 hex 6 hex 0 hex Access terminated due to hardware error
6 hex 7 hex 10 hex Incorrect data type or parameter length
6 hex 7 hex 12 hex Incorrect data type or parameter length too long
6 hex 7 hex 13 hex Incorrect data type or parameter length too short
6 hex 9 hex 11 hex Subindex not available
6 hex 9 hex 30 hex Invalid parameter value (write process)
6 hex 9 hex 31 hex Parameter value too large
6 hex 9 hex 32 hex Parameter value too small
6 hex 9 hex 36 hex Maximum value is less than minimum value
8 hex 0 hex 0 hex General SDO error
8 hex 0 hex 20 hex Access not possible
8 hex 0 hex 21 hex Access not possible due to local controller
8 hex 0 hex 22 hex Access not possible in current device state
8 hex 0 hex 23 hex Dynamic generation of the object directory failed or no object directory
available
Tab. 12: SDO – Error codes
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