Design and application of new kind of electronic and mechanical antitheft lock using DSP

A new kind of electronic and mechanical antitheft lock using digital code based on the technologies of DSP, serial communication and wireless data transmission is introduced. This lock has several functions with good security, identification and alarm-giving. It is simple and has wide application and high reliability. Hardware frame and software flowchart of the system are presented as its function, constitution, principle and the development of mechanism have been specified.