The library documentation is mainly placed in the following pdf document refman.pdf or located under the following github pages github.io. Additionally in combination with the technical datasheet of ...
User clicks "Verify" → phone vibrates with binary pattern User taps NFC card → triggers WiFi transmission to ESP8266 ESP8266 validates with server and displays "Verified" or "Invalid" on LCD ...
The I2C (Inter-Integrated Circuit) bus is a synchronous serial communication protocol that allows multiple electronic components (sensors, displays, memories, etc.) to be connected within the same ...
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