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Fingerprint lock

Published Time: 2022-10-31 10:34:49
The scheme adopts STM32 master control chip.

Scheme introduction: The scheme uses STM32 master chip, which uses the most conventional components, and the cost of mass production is very low.

 

Shipping accessories: semiconductor fingerprint head+OLED display screen+touch key board+main control board+horn+small motor

 

The fingerprint password lock has the following functions:

 

1、 Fingerprint opens the door

 

2、 Touch the password to open the door

 

3、 IC card door opening

 

4、 OLED LCD interface display

 

5、 Compatible with semiconductor and optical fingerprints

 

6、 Hall induction wake-up

 

7、 Anti skid alarm

 

8、 Touch doorbell function

 

9、 Voice prompt function

 

10、 Chinese and English display function

 

11、 Door opening record query

 

12、 Low cost solution

 

13、 Anti peek password function (the door can also be opened by inputting interference code before and after the correct password)

 

14、 Low voltage prompt function

 

15、 Low power standby

 

16、 WeChat applet temporary password door opening function

 

17、 5V USB emergency door opening

 

18、 Administrator and user storage information query function

 

19、 External WIFI module can be connected to realize remote door opening function through mobile phone APP [optional]

 

 

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performance parameter

 

Industry classification: smart home

 

 

 

Delivery form: PCBA, complete machine, software, IOT system

 

 

 

Performance parameters: temperature: - 20 to 90 degrees

 

 

 

Application scenario: smart lock