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Multi-purpose simple electronic password lock kit

$1.14

Free standard delivery on orders over $100

9741 in stock

SKU Y54IDLTX0AMV Category
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Description


working principle:
1. Press S1, U1A’s q = 1, S4, U1B’s q = 1, S7, u2a’s q = 1, S9, U2B’s q = 1. The lock on indicator LED1 lights up, indicating that the input password is correct.
At the same time, q = 0 of U2B and y = 1 of U3 make all the first three triggers clear. If you want U2B to clear, the indicator LED1 goes out (the lock is closed), you can press S8
2. According to the above analysis, the passwords are 1479 in sequence. During the password input process, if the sequence is not followed or other trigger reset end (r end) keys are pressed, the password is incorrect.





Additional information

Origin

Mainland China

Condition

New

Type

Voltage Regulator

Model Number

Multi-purpose simple electronic password lock kit

is_customized

Yes

Application

Computer

Package

SMD

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