Coverage for src / bluetooth_sig / gatt / characteristics / power.py: 100%

1"""Power characteristic (0x2B05).""" 

2 

3from __future__ import annotations 

4 

5from .base import BaseCharacteristic 

6from .templates import ScaledUint24Template 

7 

8 

9class PowerCharacteristic(BaseCharacteristic[float]): 

10 """Power characteristic (0x2B05). 

11 

12 org.bluetooth.characteristic.power 

13 

14 Power in watts with a resolution of 0.1. 

15 M=1, d=-1, b=0 → scale factor 0.1. 

16 Range: 0-1677721.3 W. A value of 0xFFFFFE represents 'value is not valid'. 

17 

18 Raises: 

19 SpecialValueDetectedError: If raw value is a sentinel (e.g. 0xFFFFFE). 

20 """ 

21 

22 _template = ScaledUint24Template.from_letter_method(M=1, d=-1, b=0)