Ultrasonic sensor Arduino code with LED. ... 9V Power Adapter for Arduino; 1x (Optional) Screw Terminal Block Shield for Arduino; Or you can buy the following sensor kit: 1 x DIYables Sensor Kit 30 ...

This is an Arduino-based Proximity Sensor circuit wired using the ... If everything goes right,you should see the burning eye of the red LED when there is no object in the safe-zone (within 5 cm from ...

Block Diagram . The working of this Arduino smart dustbin is very simple. The ultrasonic sensor acts as the input and the servo motor acts as the output, the Arduino UNO microcontroller is the main ...

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 ...

This Arduino project controls the brightness of an LED based on input from an ultrasonic distance sensor and a sound sensor. The LED's brightness is dynamically adjusted according to the distance ...

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, ...

The block diagram of the motion sensor alarm is shown in Fig. 2. Fig. 1: Author’s prototype Fig. 2: Block diagram of motion sensor alarm Circuit and working. The circuit diagram of the motion sensor ...