sendPdu method
Send a custom PDU request.
Low-level method for sending raw PDU bytes.
Parameters:
slaveId: The slave device IDpduRequest: Raw PDU bytes (function code + data)
Returns: Response PDU bytes
Implementation
@override
Future<Uint8List> sendPdu(int slaveId, Uint8List pduRequest) =>
_provider.sendPdu(slaveId, pduRequest);