An Airbag Control Unit (ACU) could be described as the emergency brain of a car, connected via a nervous system of dedicated wiring to a network of collision sensors and protective actuators like airbags and seatbelts. And there is even more information available to the ACU, like the number of seats occupied, or if an airbag has been switched off to protect a child. This way the ACU can precisely determine the type of impact and activate the required protection in time, faster than the blink of