Read this before posting a programming question
You would need to post your code and describe your wiring. Quite a few things will wake it up. Plus I doubt a multimeter would react quickly enough to show a voltage spike of a few microseconds.
Read this before posting a programming question
You would need to post your code and describe your wiring. Quite a few things will wake it up. Plus I doubt a multimeter would react quickly enough to show a voltage spike of a few microseconds.