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 ...

This allows the implementation of any logic to handle the actual servo control. For example, you can make use of the standard Servo library for simple setups or add logic to control servos via PWM ...

Circuit and working. Fig. 2 shows the circuit diagram of the predictive failure control system for stepper motors. It is built around an Arduino Uno board (MOD1), an encoder (MOD2), a temperature ...

This work develops a power management system that switches between RF rectified power and internal battery to power RFID transponder operating at ultra-high frequency band (860–915 MHz), with ...