A calibration circuit for calibrating a device to be calibrated includes a variable current generator, a device under test and a control unit. The card configuration allows use with ISO 7816 compliant readers. A routing component can evaluate the portion of communication state data to identify an optimized data communication mode, wherein the optimized data communication mode is dynamically linked to a virtual contact identifier. The sleeve includes a sleeve inlet opening at the upper face adapted to receive an elongate fastening member along the sleeve axis. , stored in memory and renewed, as a control value for the next deceleration of the vehicle.