Paragliding Variometer on Basis of BikePilot2+ or Falk Tiger evo/geo/pro. AutoRunCE XCSoar AutoRunCE Main Dialog AutoRunCE Vario Settings $BVL 7* $BVL 9* $BVL 10* Build Step 1 build serial variometer and upload firmware Build informations ./ATMega328P-AU/Readme.md Firmware with bootloader ./Firmware/SerialVariometer.with_bootloader.hex Firmware without bootloader ./Firmware/SerialVariometer.hex Build Step 2 Open the BikePilot2+ and Install Serilal Variometer. Assembly Build Step 3 Prepare the USB stick and insert the device (BikePilot2+). copy ./Firmware/AutoRunCE.exe into root folder from USB stick copy ./Firmware/AutoRunCE.ini into root folder from USB stick copy ./Firmware/XCSoar.exe or www.xcsoar.org/Downloads into XCSoarData folder from USB stick First NMEA port / GPS signal XCSoar gets GPS signal from COM0: (Bikepilot internal GPS). Second NMEA port / pressure AutoRunCE blocks serial variometer port (COM4 ) and forwards it to XCSoar via UDP broadcast on port 8882, BlueFly protocol should be used here. done