instead of powering the sensors, memory and display permanently from VBAT, we could wire the to an MCU IO, so we can switch of power when the MCU is not using them..
First thing to do is to measure what is the actual power-consumption, to assess if it is worthwhile to investigate this.
instead of powering the sensors, memory and display permanently from VBAT, we could wire the to an MCU IO, so we can switch of power when the MCU is not using them..
First thing to do is to measure what is the actual power-consumption, to assess if it is worthwhile to investigate this.