Patent ID: 9587847
Date: 2017-03-07
CPC Classifications: F24F

Claim:
1. A thermostat-performed method comprising: for each of a plurality of functions to be performed by the thermostat, predefining a maximum wait time corresponding to the function; monitoring one or more charge storage device that receives power from power stealing circuitry of the thermostat and that provides power for performance of the thermostat functions; before performing a given one of the thermostat functions, evaluating at least once the current level of charge on the one or more charge storage device; and based on the evaluating, waiting before performing the given one of the thermostat functions, the waiting performed until occurrence of one or more of the following: the corresponding predefined maximum wait time has passed, and the current level of charge on the one or more charge storage device has reached a predefined first voltage level.