RFID Attendance System Circuit Diagram. Below you can see the circuit diagram used in the RFID-based attendance system project. If you are completely new to using RFID, you can check out this tutorial ...

To reflect the real silicon's behavior to PDN simulation models, we propose a test structure that consists of an array of Ring Oscillators (ROs) with calibration circuits for static IR-drop ...

Nowadays robotics demand rapid visual sensors for an environmental analysis. Unfortunately, frame-by-frame photodetectors can hardly provide required characteristics. There are some sensor design ...

Car Parking Sensor system using ATmega32, HC-SR04, 16x2 LCD, LEDs, and buzzer. Measures distance with ultrasonic sensor, shows real-time output on LCD, and alerts via LEDs and buzzer based on object ...

Person Counter with Arduino and IR Sensor. iot arduino arduino-library infrared-sensors arduino-code proteus-8. Updated May 17, 2025; C++; ... A IoT about smart parking system using an ESP8266 ...