Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Currently, TFT-LCD (Thin Film Transistor - Liquid Crystal Display) manufacturing processes have difficulties in the system design and setup because the data structure of each device to transfer data ...

Arduino Code for Dual-Mode Scientific Calculator. The source code for the calculator has been developed using the Arduino IDE. The Adafruit SSD1306 OLED display library and the Keypad.h library are ...