This code is for an RFID door lock system using an Arduino. It reads the UID of the RFID card and compares it to a predefined ...

Waveshare RP2350-USB-A is a small Raspberry Pi RP2350 board with a USB-C port for power and programming and a USB-A port to use the board as a USB device or host ...

In this article, we will learn how to similar speed sensor using Arduino and IR sensor. By setting up the two IR sensors at a fixed distance from each other, we can track the time it takes for the ...