A suspension for a vehicle includes an upper A-arm and a lower A-arm. The invention thus relates to the plants, seeds and tissue cultures of the variety CV566597, and to methods for producing a corn plant produced by crossing a corn plant of variety CV566597 with itself or with another corn plant, such as a plant of another variety. The approach also involves causing, at least in part, the preamble sequence to be divided into a predetermined number of blocks. At a time of abnormal operation, the self-interrupting circuit can output a voltage whose amplitude temporally drops in stages toward 0V to the drive signal control circuit.