Other
“Have you ever found 7-segment display multiplexing a little confusing? I created this project as a simple educational tool for explaining how multiplexed displays are driven and also as a super simple reference design for users who wish to integrate …
“The aim of this project is to design and implement an air quality monitoring system. This project activates actuators to be able to maintain better air quality around us. This project can be used in our houses, warehouses, and greenhouses …
“Handheld RPI4 based computer with 36-key tactile keyboard and display What is it? Glad you asked.. it’s a fully functional linux computer with: A Raspberry Pi 4 Custom 36-key keyboard with 5 way directional buton based around an Atmega328 …
“Some years ago, I came across Mignon and Meggy Jr RGB, and was intrigued enough to want to make something similar, but with a wider screen, more possibilities for experiment and play, and with few parts. I called it Armadino …
“This Tachometer very precise. it measures too fast or slow RPMs and it can be used to measure engine RPM or any thing. I am currently making an electric Bike, but the problem is that I wanted to measure the …
“I have used HP RPN calculators all my life. I wonder why there aren’t any RPN calculators anymore. They have been phased out in favor of the standard infix calculators. Anyway, I’ve always wanted an HP15c calculator and …
“This is my RGB LED Sphere project, it certainly is not the first, but I had to have one & all the crowd funded attempts failed so I decided to build one myself. There are 16 slices total & two circular PCB …
“This motion sensor LED ceiling light board has been designed using 4 white LEDs each of 1-3W, PIR sensor module, Atmega328 microcontroller, low ohm IRLR7843 MOSFET, and few other components. The PIR sensor detects the infra-red rays emitted by human …
“3-channel voltmeter with the ability to measure both negative & positive voltages on the same circuit or 3 different circuits simultaneously Stuck with only one multimeter/voltmeter ? But, sometimes you need to check 2 or 3 voltages as the same time …
“The circuit presented here is a LED light stick which changes its color in respect with the room temperature. This is an Arduino compatible open source project consisting of 20 x WS2812B Addressable RGB LEDs, LM35 Temperature Sensor and ATmega328 …