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## GPS speed, GPS heading, Compass heading, GPS altitude and Barometer altitude...
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...all taken from internal sources.
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#### To speed-up GPS reception it is strongly recommended to upload AGPS data with ["Assisted GPS Update"](https://banglejs.com/apps/?id=assistedgps)
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#### If "CALIB!" is shown on the display or the compass heading differs too much from GPS heading, compass calibration should be done with the ["Navigation Compass" App](https://banglejs.com/apps/?id=magnav)
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**Credits:**< br >
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Bike Speedometer App by < i > github.com/HilmarSt< / i > < br >
Big parts of the software are based on < i > github.com/espruino/BangleApps/tree/master/apps/speedalt< / i > < br >
Compass and Compass Calibration based on < i > github.com/espruino/BangleApps/tree/master/apps/magnav< / i >
