A proximity sensor detects the ball and starts up a pair of 540 R/C ... which is controlled by an Arduino Uno. A VCNL4020 based sensor board is used to measure distance and accurately set the ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Both the Arduino Nano and Uno can be powered via their integrated USB connectors. This automatically supplies regulated 5V power to the board, allowing you to use any USB-supported power source ...

Details of Arduino UNO R4 32-bit board revealed, including the 12x8 RED LED matrix on board and connectivity for IoT applications. ... The bright 12×8 red LED matrix is ideal for creative projects ...