Several weeks after school, I built a small Arduino device. I wanted to move to the next step, and I needed a controller. I started looking for a controller that would allow me to choose what kind of signal to use, but I was unsuccessful. So, I made one myself. I have an NRF24L01+ module, … Read more
01 Introduction The linear Hall sensor is a type of sensor that utilizes the principle of the Hall effect, which generates a potential difference as the magnetic induction intensity increases through its linear region. It is commonly used for measuring physical quantities, such as fuel gauges and liquid level meters. The joystick used in game … Read more
DJI drones, Fluke multimeters, Xiaomi phones, Huawei watches, waiting for you! 👆 The Breadboard Community DIY event is ongoing! I was born in 1990, and my personality may lean more towards the 80s, not as carefree as the 90s. I remember when we were kids, the toys we had access to in rural areas were … Read more
Every weekend, Lao Jin plays single-player games with his two kids. One day, a thought crossed his mind to use a chip to create a simulated joystick with his daughter. He first gave his daughter a brief introduction to the names of the components: ESP32 chip, dual-axis XY sensor module, button module, breadboard. Popularizing the … Read more