Passwords for users registered in the security system of a building are registered between 30h-71h. Password entries are made from the password entry panel connected to P1 at the building entrance. If the entered password belongs to a registered user, the lock is connected to the P2.2 pin is unlocked.

Enhanced Discovering Computers 2017 (Shelly Cashman Series) (MindTap Course List)
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ISBN:9781305657458
Author:Misty E. Vermaat, Susan L. Sebok, Steven M. Freund, Mark Frydenberg, Jennifer T. Campbell
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Chapter6: Computing Components: Processors, Memory, The Cloud, And More
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Passwords for users registered in the security system of a building are registered between 30h-71h. Password entries are made from the password entry panel connected to P1 at the building entrance. If the entered password belongs to a registered user, the lock is connected to the P2.2 pin is unlocked.

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