Even lower power consumption if MCU and GPS are supplied with 1v8 instead of 3v3. Can also look into 1v8 supply for the radio, though the switched PA matching circuit might need modifying.
Also look into low power modes for the MCU and reducing voltage output of the internal regulator
Even lower power consumption if MCU and GPS are supplied with 1v8 instead of 3v3. Can also look into 1v8 supply for the radio, though the switched PA matching circuit might need modifying.
Also look into low power modes for the MCU and reducing voltage output of the internal regulator