I connected R307 finger print sensor to aurdino uno I connected the wires to the pins as per the adafruit finger print code but it is not lighting but sometimes it's blinking slightly because of this I'm getting finger print sensor not found error so please help to solve the issue.
@akhilreddy327, your topuic has been moved to a more suitable location on the forum. See About the Installation & Troubleshooting category
Please read the first topic telling how to get the best from this forum.
I'm not going to search for whatever project You've picked up.
Sad it's needed to help members write the question reasonably well.
Poor presentation gets poor answer.
A post was split to a new topic: Problema con arduino 1
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Please do NOT cross post / duplicate as it wastes peoples time and efforts to have more than one post for a single topic.
Continued cross posting could result in a time out from the forum.
Could you also take a few moments to Learn How To Use The Forum.
Other general help and troubleshooting advice can be found here.
It will help you get the best out of the forum in the future.
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