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“In this project we will use the basics of an IR senosr to measure the speed of rotation of a shaft. The idea is to dectect or not the infrared light. Having some sort of reflecting material on the rotating …
“Hi in this instruct I will show how to build a small game used for practice mathematics, with an Arduino Uno and an Oled display. It all started when I was helping my son with his schoolwork. I came up …
“Did you ever wonder how many data packets are flying around you right now?! This little project tells you how many Wi-Fi packets are sent every second and on which channel. It’s not limited to one network, it scans …
“Cardio-workout is boring, particularly so, when exercising indoors. Several existing projects try to alleviate this by doing cool stuff such as coupling the ergometer to a game console, or even simulating a real bicycle ride in VR. Exciting as these …
“This article describes a simple function generator based on an ATtiny85. It can generate triangle, sawtooth, square, and rectangular waves, a pulse train, and noise. The frequency can be adjusted using a rotary encoder between 1Hz and 5kHz in steps …
“WiFi weather station with sending data on line and graphical rendering of them. This little Weather Station is developed assembling necessary components (bought separately) ed it’s programmed to gather data related to temperature and humidity from a specific sensor …
“Arcade games on the Micro:bit Arcade games on the Micro:bit The Micro:bit is a pretty decent platform for teaching kids to program, but you can’t really make arcade-style games for it. You only have two buttons …
“Hello everybody! How do you do? This is project How-ToDo my name is Konstantin, and today I want to show you how i made this Geiger counter. I started to build this device almost from the beginning of last year …
“It is using an ESP32 equipped with an OLED display, two mechanical 7 segment displays and 14 relays. I’m using two NXP MC33996’s along with the DPDT relays in an h-bridge configuration. To set(display) each individual segment …
“Im especially interested in air pollution levels, because I live in China and while my city, Shenzhen, is probably one of the cleanest cities in China, it still has its bad days. So, I wanted to build my own to …