The circuit for the ultrasonic security alarm is designed to facilitate effective communication between the ultrasonic sensor and the Arduino board. The schematic representation of the circuit is ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with ... a soil moisture sensor with one Grove cable, an HC-SR04 ultrasonic sensor with a ...

Abstract: An advanced blind assistance device integrates an ultrasonic sensor, Arduino UNO board, buzzer, and GSM module to create a cost-effective solution for enhancing the safety and autonomy of ...

Each animation has a different Arduino code, but you won ... with only an Arduino UNO, ultrasonic sensor, force-sensitive resistor (or push button), and piezo buzzer. The tone generated depends ...

Powered by an Arduino Uno, this laser tripwire alarm ... ultrasonic sensor on the inside of the lid for detecting the trash level. On the software side, things are just as straightforward. The ...

Car Parking Sensor (Copied from Instructables) In this project, the driver will be indicated with a beep of a buzzer while reverse parking. A small ultrasonic ... It needs a Code in C language to ...

C++ code // include the library code: #include // initialize the library with the numbers of the interface pins LiquidCrystal lcd(12, 11, 5, 4, 3, 2); int ultrasonic = 0; long ...