fix: flush uart queue on parity and frame error (IDFGH-13881) #78
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Description
In the current version (V1.0.16), UART parity and frame errors are ignored for the Modbus slave.
This bugfix branch addresses the issue by flushing the UART queue when an error occurs.
Please consider merging this branch into the next release.
Related
The same issue has already been resolved for the Modbus master.
For reference: #20
Testing
The bugfix was tested by sending UART frames containing errors.