I am using react-native-ble-plx library to fetch battery level from the device but I am unable to interpret the data fetched.
I am getting "MA==" as value after reading characteristic:
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Michael Kotzjan
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Piyush Jamwal
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Have you found the solution? – Delice May 12 '22 at 09:50
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You need to base64 decode that value -- looks like it decodes to `0`. In my case I'd get values like `*`, for which you would additionally call `charCodeAt` like `'*'.charCodeAt(0)`, which gives the right value (in this example 42). – riqitang Sep 30 '22 at 15:24