Using Gravio Studio to link GPS devices to layers

Gravio allows GPS devices ((colour-red) USB COM port emulation enabled GPS devices) to be used as a data input layer similar to other data input devices.

Please visit the officially supported sensor list to find out which devices are supported.

Check the connection of the GPS device

To check the connection of the GPS device, in Windows 10, check whether COMx (in this case COM5) is displayed in the device manager.

Adding a GPS device

1. Under ‘Devices’, select the GPS (DataKind) you want to use and add a new area and layer.

2. to receive GPS data, connect the GPS device to the USB port and then press the following button to display the GPS device settings screen.


If the BUSICOM BC-NL2200U is displayed, you are done. Close the dialogue.
3. next, click on the circled ‘+’ symbol in the top right-hand corner of the window.

4. select the GPS device you wish to connect to the layer.

When you have finished the settings, close this screen and
5. switch on the device to receive data from this GPS device:

This will automatically start receiving GPS data from the GPS device.
6. The format of the GPS data is as follows.

Filtering the incoming data

This is used to extract only results that match the conditions from the inference results.

Data Description
Course The device’s direction of movement (number from 0° north to 359.9° clockwise) if the value is -1, the direction is invalid
SpeedKm Speed at which the device is moving (km/h)
SpeedKn Device movement speed in knots
LatitudeDeg Latitude (DEG format)
LongitudeDeg Longitude (DEG format)
LatitudeDeg Latitude (DEG format)
LongitudeDir Longitude (DEGM format)
LatitudeDir Latitude direction (N or S)
LongitudeDir Azimuth in longitude (E or W)

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