Diagnostic structure to store and transfer diagnostic information from blocks through the interface.
| Identifier | Data type | Default value | Description |
|---|---|---|---|
| status | Word | 16#0000 | Status of the Block or error identification when error occurred |
| subfunctionStatus | Word | 16#0000 | Status or return value of called FB's, FC's and system blocks |
| stateNumber | DInt | 0 | State in the state machine of the block where the error occurred |