I really need help with this one. I got my fingerprint scanner and lcd to work, but my door lock just doesnt want to work.. it works when i dont connect it to arduino, when i put wire on wire it works, but connecting to arduino just doesnt work, maybe its problem in my code.. sorry for my english im…

Arduino UNO Fingerprint scanner door lock

groundFungus May 29, 2018, 1:33pm 8

cross posted here. File99 do not cross post.

Relay pin is not an OUTPUT pin in code.

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