The page on this url shows that The value of the characteristic is a signed 8 bit integer that has a fixed point exponent of 0. Showing the Examples: The value 0x12 is interpreted as +18dBm The value 0xED is interpreted as -18dBm How to calculate 0xED and get result as -18dBm?

This required simple conversion of hexadecimal to decimal values. 0xED-255=237-255=-18 0x12=18 There is nothing more to it.

Calculating Tx Power Level in CoreBluetooth iOS

This required simple conversion of hexadecimal to decimal values.

0xED-255=237-255=-18

0x12=18

There is nothing more to it.

160

answered Nov 12 '22 23:11

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