Looks as if the idea was already known and implemeted much better here:
Sprites mods - Run an uC from an AA-battery - Introduction. Still I am very satisfied with my reinvention 
Udo
Looks as if the idea was already known and implemeted much better here:
Sprites mods - Run an uC from an AA-battery - Introduction. Still I am very satisfied with my reinvention
Udo