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“Almost every smartphone uses a processor based on the ARM1 chip created in 1985. The Visual ARM1 simulator shows what happens inside the ARM1 chip as it runs; the result (below) is fascinating but mysterious.[1] In this article, I …

“In this instructables I show you how tu build a super simple full bridge rectifier. If you have an AC power supply, but you need a DC Voltage, you can simply take this rectifier, connect it to your AC power …
“This is a method of driving Neopixels from a embedded controller that does not depend on precise mcu bit bang timing or the bit inefficient SPI bit banging method. This method does use SPI but here one SPI data bit …

“The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester! Turn it on by pressing Pin 1 of the IC! Keep this at your work bench for a quick test of components and checking time. Can …

“This is a part of the interior of Trondheim Makers Mobile Makerspace, a 25” long trailer with workspace for 16-18 people, 3D-printers, PCs, Dev-kits etc. This is a trailer that we lend out to schools, youth clubs, libraries and other …

“This Instructable shows how to wire a 9-Charlieplexor. (Formally this is a “Charlieplexing circuit with 9 nodes” capable of controlling 72 LEDs or less.) A general method could be taken from this layout for larger Charlieplexors. I will likely put …

“In this project I will show you how to make your own music rhythm LED lighting effect box , Arduino based circuit with the ATtiny45 micro-controller. This is a simply way to make an led lighting effect by reading sound values …

“I’m an amateur astronomer tasked with giving an educational talk to fellow amateur astronomers about how to clean optical surfaces like the lenses of eyepieces and telescopes. I wanted to run a small experiment cleaning some uniform glass samples …

“This instructable show how to use an ATtiny85 to create a tiny watch core that can run over 1 year before recharge or replace battery. The instruction to make the watch case may be in next instructable.”

“It is working on a very simple principle as we are giving all basic colors to the object in front,red,green and blue colors make white light present around us and when the white light strikes any object then …