Coded lock circuit system for business and based on single-chip microcomputer control

Abstract

The invention discloses a coded lock circuit system for business and based on single-chip microcomputer control. The coded lock circuit system comprises a single-chip microcomputer AT89S51, a power source circuit, a keyboard module, a reset circuit, a storing module, a display module, an alarm circuit, an unlocking circuit and an infrared receiving module. The power source circuit, the keyboard module, the reset circuit, the storing module, the display module, the alarm circuit, the unlocking circuit and the infrared receiving module are electrically connected with the single-chip microcomputer AT89S51. The coded lock circuit system for business and based on single-chip microcomputer control has the beneficial effects that for a coded lock for business, the safety protection factor is high, intellectualization is high, operating and controlling are convenient, and the safety and stability are achieved.

Description

Technical field [0001] The invention relates to the technical field of a combination lock circuit system for business use, in particular to a combination lock circuit system for business use based on a single-chip microcomputer control. Background technique [0002] In recent years, with the in-depth development of reform and opening up, electronic appliances have developed rapidly. The people's living standards have been greatly improved. Various high-end home appliances and valuables are owned by many families. However, there are more and more criminals. The reason is that most people's awareness of anti-theft is not strong enough, and the phenomenon of theft is not uncommon. More and more people are very worried about property safety. Therefore, for safety and convenience, electronic code locks have come out one after another. Especially for business offices, the safety of funds is particularly important. Most of these funds are stored in safes or safes. Therefore, it is ...

AI Technical Summary

Problems solved by technology

However, there are more and more lawbreakers. The reason is that most people's anti-theft awareness is not strong enough, and the phenomenon of theft is not uncommon.

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