Electronics design
MCU
Bootloader
To enter the bootloader, DBG_SWCLK (PF0) must be pulled high and the
EFM32 must be reset.
See application note
AN0042
=> We should find a way to run bootloader from the main application (without having to reset the EFM32).
GPS
GPS RF design guidelines
Low power design
Power profiling?
Foresee sensors, test points on the PCB?