The aim of this project is to develop a circuit that can count the number ... Each IR sensor has a transmitter (IR LED) and a receiver (Photodiode). When an object blocks the IR rays, the Arduino ...

Software Defined Radio (SDR) is the big thing these days, and why not? A single computer can get rid of a room full of boat anchors, and give you better signal discrimination than all but the best ...

A low-power, compact keypad module based on the STM32L010K4T6 microcontroller. This project includes a 12-button keypad interfaced with a host MCU via I2C or UART, designed to serve as a mini keyboard ...