CODEWITHSUNDEEP
24-bit
jinhyun.lee
jinhyun.lee

Reputation: 11

convert from decimal latitude/longitude to 24 bit or 3 byte

I need to convert the decimal latitude/longitude value to signed 24bit valuse . For latitude example 37.256526 value converted to signed 24 bit. The specification is blow.

The latitude is coded with 24 bits: 1 bit of sign and a number between 0 and 2^23-1 coded in binary on 23 bits. The relation between the coded number N and the range of (absolute) latitudes X it encodes is the following (X in degrees):

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