Opening a garage with a fingerprint sensor ESPHome
A Home Assistant and ESPHome user used the GROW R503 fingerprint sensor to open a garage without any keys or cards and just their fingerprint.
GROW R503
The GROW R503 is a biometric fingerprint sensor module that communicates with systems via a UART interface. It operates on a supply voltage of DC 3.3V and features a sensing array with a resolution of 192×192 pixels, which allows for the capture of detailed fingerprint images. This module is commonly used in security systems that require reliable biometric authentication.
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