What is the principle of electronic lock anti-theft door? Analysis of the working principle of electronic lock anti-theft door. The concept of electronic lock anti-theft door is more advanced, and the applied technology is more in line with the modern information era. Therefore, since the electronic door lock is sold in China, it has been greatly welcomed. The advantage of electronic door locks is that they do not need to be brought at any time. The key, to reduce the burden and burden, only need to remember the password of the electronic door lock.
Introduction of the principle of electronic lock anti-theft door
Electronic door locks are very convenient to use in our daily lives. Just like we take a bus and swipe a card, no key is needed, and the door can be opened as long as the password. Nowadays, most large-scale hotels are using IC card electronic doors. Lock, and home decoration generally uses a password electronic door lock, both of which are very similar, the principle of the electronic door lock used is also very simple, that is, through the data storage chip installed inside, By inputting a password, a signal is sent to the data device inside to start the data stored in it, and the configured drive will open the latch. This technology involves a computer programming program.
Electronic lock, which is also based on the 51 series single-chip microcomputer (AT89051) and is equipped with corresponding hardware circuits to complete the password setting, storage, identification and display, drive the electromagnetic actuator and detect its drive current value, and receive the alarm sent by the sensor Signal, send data and other functions. The MCU receives the entered code and compares it with the password stored in the EEPROM. If the password is correct, the electromagnetic actuator is unlocked; if the password is incorrect, the operator is allowed to re-enter the password, which can be entered up to three times; If it is not correct, the MCU will alarm the intelligent monitor through the communication line. The single-chip microcomputer sends each unlocking operation and the drive current value of the electromagnetic actuator as status information to the intelligent monitor, and at the same time sends the alarm information received from the sensor interface to the intelligent monitor as a basis for intelligent analysis.
At present, many electronic locks are based on the 51 series single-chip microcomputer (AT89051), equipped with corresponding hardware circuits, complete the setting, storage, identification and display of the password, drive the electromagnetic actuator and detect the drive current value, and receive the sensor. Alarm signal, send data and other functions.
The single-chip computer accepts the entered code and compares it with the password stored in the EEPROM. If the password is correct, the electromagnetic actuator is driven to unlock; if the password is incorrect, the operator is allowed to input the password from the beginning, up to three times; If it is not correct, the MCU will alarm the intelligent monitor through the communication line. The single-chip microcomputer sends each unlocking operation and the current value of the drive current of the electromagnetic actuator as status information to the intelligent monitor, and also sends the alarm information from the sensor interface to the intelligent monitor as a basis for intelligent analysis.
Wireless electronic locks. Non-door lock type electronic locks can be mainly used in logistics transportation, warehousing, fresh milk delivery vehicles, banknote delivery vehicles, refrigerated vehicles, medicine delivery, tobacco delivery and other delivery areas. For example, it is used in the door of cash transport trucks, manhole covers of special vehicles and warehouse doors to ensure the safety of the goods transported or guarded, and to avoid theft. The electronic lock uses a mechanical lock body to contact the Internet of Things. The lock body has a built-in wireless transceiver module. When the lock body is opened and closed, the wireless transceiver module transmits the open and closed lock signals to the monitoring host for a long distance. If the unlocking signal received by the monitoring host appears in an abnormal period, the signal is judged as a stolen and prying signal, and the monitoring host immediately generates an alarm message so that the relevant personnel can take timely measures to avoid financial loss.
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