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GavinnnTann / HLK-ZW-Fingerprint-Sensor

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An Arduino library and desktop tester for the HLK-ZW series capacitive fingerprint sensors (EF-01 UART protocol), manufactured by Shenzhen Hi-Link Electronic Co., Ltd. Supports HLK-ZW101, ZW111, ZW06xx, ZW09xx, ZW30xx, and other AS608/R307-compatible modules.

python rpi arduino authentication esp32 stm32 fingerprint fingerprint-authentication biometrics fingerprint-scanner fingerprint-sensor uart-protocol pico adafruit-library hlk hlk-zw hlk-zw101
  • Updated Jun 11, 2026
  • Python

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