Arduino Uno with RFID-RC522, Servo, Ultrasonic Sensor, LED - GitHub - Anuraaaa/ArduinoRFIDServoUltrasonicLED: Arduino Uno with RFID-RC522, Servo, Ultrasonic Sensor, LED. Skip to content. Navigation ...

1.LED (red) 2.resistor -330ohm 3.buzzer - 5v 4.Arduino UNO 5.UltraSonic sensor -HC-SR04 6.Connecting wires CONNECTION The HC-SR04 Ultrasonic Module has 4 pins, Ground, VCC, Trig and Echo.

The set-up process is very simple, and best understood by referring the wiring diagram. If everything goes right,you should see the burning eye of the red LED when there is no object in the safe-zone ...

1 green LED; 1 yellow LED; 1 red LED; 1 Arduino Ultrasonic Sensor (HC-SR04) 1 buzzer; Ultrasonic sensor, mounting circuit; It is a very simple circuit. On the one hand, we will have all the alerts, ...

Smart Blind Stick using Arduino Circuit Diagram. The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the ...

Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper leverages the ...