Abstract
With the development of economy, the investment in laboratory equipment continues to increase, and the work tasks of experiment managers are increasing. After the students finish the experiment, it is difficult to guarantee that each experiment manager can lock the door on time and complete the experiment for the laboratory. When the manager forgets to lock the door or when there is no one in the laboratory, there are special attempts to enter. The article researches and designs a new type of laboratory anti-theft alarm system, which uses the embedded STC89CS2 single-chip microcomputer as the main control chip and adopts heat release As the sensor module, the electric sensor can be used with the sound and light alarm module to realize the sound and light alarm when the user's laboratory is abnormal. The overall system power consumption is small, the concealment is good, the adaptability is strong, the performance is stable, the cost is low, and it can be widely used. It is applied to the laboratory's anti-theft and abnormal situation reminding processing.
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