Hi Juergen,
as planned, we released a new version with the expanded GPS support: New Data Master Software version 2024.4
If you start a new Circuit project in the Data Master it should work from the start, however you may have to define your ‘@GPS_LATITUDE’ and ‘@GPS_LONGITUDE’ channels in the Tools/Maths Editor (F7):
For more details, you can check the Data Master manual or ask here directly.