Interface GT511C3 with NodeMCU Final

Interface fingerprint scanner (GT511C3) with NodeMCU

The fingerprint scanner is one of the essential components in the security system. By adding a fingerprint scanner in your project, can elevate the project to the next level. Previously, a very less amount of modules were available for capturing the fingerprint. Nowadays, different modules of fingerprint scanners are available. In this tutorial, I will Continue Reading

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