DIY Based On AT89S52 Electronic Code Switch Kit




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US$8.15

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DIY Based On AT89S52 Electronic Code Switch Kit

Description:

Advance in a program designed passwords and password digits, ten numeric keys, a "Enter" key, a "Del" key, use the digital display to enter the password digits, before entering the last significant P, with eight digital tube composition display circuit message, when you enter a password, only "8" when the password digits have been entered, press enter, and set a password to enter the password for comparison, if the password is correct, with eight digital display "1HELLO" or "1OPEN" as a message, also issued a "ding-dong" sound; if the password is incorrect, with eight digital display "2ERROR" or "2Closed" as a message, also issued a "tick, tick" alarm sound. In the process of entering the password at any time to enter the password to be modified. Our principle password is set to "123456" in the program, you have to modify the program to change the password.

Package included:

1 x DIY Based On AT89S52 Electronic Code Switch Kit



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