These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Unexpeced approaching behind when riding frightened me sometimes, although ready made products are in the market, I made bicycle radar demo. Limitations LD2410 covers 4~5m, so it can miss fast ...

Learn how to create a simple gear indicator for the manual transmission of the car. For that, we will use Arduino UNO with SSD1306 128x64px IIC OLED screen and 4 Hall Sensors to measure the magnetic ...