[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his own ...

[Allan Schwartz] decided to document his experience using Fritzing to design, fabricate, and test a custom Arduino shield PCB, and his step-by-step documentation makes the workflow very clear. Anyone ...

The Arduino PCB Ink Plotter CNC Machine is a DIY project that features a arduino running GRBL CNC firmware. In this project, it uses a marker that is suitable for plotting or marking the PCB for board ...

This repository contains the design and implementation details of a hobby electronics project developed as part of an academic activity at SNS Institutions. The project focuses on applying core ...

Arduino nanoを使用してモジュラーシンセサイザー のDual Envelope generator (EG)を自作したので、その備忘録。 背景 自作モジュラーシンセの46作品目。 私はプリント基板（PCB）の設計をしたことが無かった。PCB製のフロントパネルを設計した事はあるが、電子部品を ...

KiCad design files for a bidirectional 3.3V-to-5V level converter shield that sits between an Arduino Giga R1 WiFi and a RetroShield Z80. The shield translates all bus signals between the Giga's 3.3V ...