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paulfp / Three-Factor-Security-Door

What do you get when you mix a Raspberry Pi, a MySQL database, an RFID reader, an LCD touchscreen, a relay switch, an electronic door strike and a Twilio SMS account?
https://www.switchedonnetwork.com/2017/11/10/build-the-ultimate-door-security-system-with-three-factor-authentication/
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Problem with the relay #3

Open jbhargav23 opened 4 years ago

jbhargav23 commented 4 years ago

Everything went fine, but the relay is turning on at the start of the program without even being authenticated and it stays that way, it doesn't turn off, what do I do?

paulfp commented 4 years ago

hmmm, have you got the Normally Open and Normally Closed wired up the right way?

On Wed, 21 Oct 2020 at 11:45, jbhargav23 notifications@github.com wrote:

Everything went fine, but the relay is turning on at the start of the program without even being authenticated and it stays that way, it doesn't turn off, what do I do?

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