Martin Bech sithwarrior
mold
/ get-float-value.js
Created
September 12, 2018 12:23
Converting a 4-byte float (IEEE-11073) to a JavaScript number
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| /** | |
| * Converts a DataView that represents a 4 byte float (IEEE-11073) | |
| * to an actual float. Useful for example when reading temperature | |
| * from a Bluetooth thermometer :) | |
| * | |
| * The DataView buffer should contain at least 4 bytes: | |
| * | |
| * [b0, b1, b2, b3] | |
| * ^ ^ ^ └---------- Exponent | |
| * └---└---└------- Will become the mantissa |