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“Alternative for the 74LS181 ALU, built in One Square Inch An ALU was designed with only 7 IC’s. Its functions are ADD, SUB, XOR, XNOR, AND, OR, A, B, NOT A. It has a fast carry output. It can …
“If you are curious about how a computer works and interacts with “external things”, nowadays there are a lot of boards ready to play like Arduino or Raspberry and many others. But this boards have all the same “limit”… they …
“This small keyboard was made with a few passive components, some blank PCB material, a buzzer, one LED, an Attiny85 and lots of love! The goal of the project was to make a keyboard that is fun and easy to …
“Did you think about how to build your own electronic project from scratch? Doing electronics projects is so exciting and fun for us, makers. But most makers and hardware enthusiast who are just stepping ahead to the maker culture built …
“A smaller and cheaper open source brushless motor My open source PCB motor is my attempt to build a smaller, cheaper and easier to assemble micro brushless motor. What unique about this motor design is that the stator is printed …
“An all-in-one, made to hack step sequencer built around the Teensy platform with LiPo charging, touch TFT, encoders, buttons, and RGB leds. A fellow coder and I were discussing portable audio sequencers like the Pocket Operator. While research the hacking …
“I’ve been quiet for a while, mostly because I’ve been working on a new USB-C board. Actually, the board didn’t take the most time; that would be the firmware development. (Never underestimate firmware). The result is …
“In this tutorial I will show you how I built an Arduino based 3D wire bending machine. This is actually a typical mechatronic system because it involves mechanical, electrical and computer engineering. So therefore I believe many engineering students or …
“Get water meter data sent to your mobile phone using Wi-Fi. Made with ATtiny85 + ESP8266-01 + Blynk.cc and AA batteries. Story Goal Transfer water meter data to mobile phone using home Wi-Fi. Use AA batteries for power. Waterius can …
“Buildroot-based puredata synth, using the nanopi neo core and a CM6206 USB soundcard DESCRIPTION I saw the Organelle, and I really wanted one. They released their software as open source, but not their hardware. I decided I would just figure …