| 摘要 |
A data carrier (1) having an electrical circuit (2) includes a receiving device (6) adapted to supply input data (ID) including option control commands (O1, O2, O3, O4), and includes an option control command processing device (11) adapted to process at least one pair of mutually complementary option control commands (O1, O2), (O3, O4) and to generate at least one pair of mutually complementary port control commands (GA, GB), (GC, GD), and further includes port means (12) to which the port control commands (GA, GB, GC, GD) can be applied and which are adapted to be controlled reversibly as regards their port states in dependence on the two mutually complementary port control commands (GA, GB), (GC, GD), and further includes at least one option means (13, 14, 15, 16) which is optionally accessible with the aid of the port device (12). |
