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#define SCREEN_WIDTH 128 // OLED display width, in pixels #define SCREEN_HEIGHT 64 // OLED display height, in pixels #define OLED_RESET -1 Adafruit_SH1106G oled ...
An IoT-based RFID attendance system built with ESP32, RC522 RFID module, LCD display, and Google Sheets integration. Features two modes: user registration and attendance logging. Data is recorded with ...
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