do_dmp_upload: upload only valid data
At the moment a lot of filled values are uploaded to the dmp (e.g. values outside the operational period of a sensor). These values are stored as -9999 with an 'OK' flag.
At the moment a lot of filled values are uploaded to the dmp (e.g. values outside the operational period of a sensor). These values are stored as -9999 with an 'OK' flag.