Startup from Deep sleep

#1

Hi,

im having an issue where if i put my cubecell into deep sleep via lowPowerHandler(); then on wake up my i2c sensor doesn’t seem to work, it is connected to Vext and ground scl sda,

any suggestions?

Thanks,
Ben

#2

Your sensor must be initialised any time it is powered OFF and back ON again (Vext OFF/ON), so you must go through the complete initialisation sequence when you come out of deep sleep.

#3

Fantastic that work great thanks for your help.