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7-digit code lock

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New Member
i have done a project on 7-digit code lock with a working model
i have used ic 4022
could anyone get me some information about the components & their specifications please(i need it to write a project report).


Well-Known Member
Is there some reason you can't go to the manufacturer's web site, search for the part number, and download the datasheet?


New Member
If you click on "amogh" in the first post, it will take you to a page that shows he made one posting and has not been seen here since 2003. He is not likely to answer you.
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