本项目是一个真正意义上的「机械时钟」，由 3D 打印部件、25 个 Arduino Nano 和 48 个步进电机构建。每个时钟面都是用 Eagle 设计的 PCB。 时钟的灵感来自几年前我在波士顿一家商店里看到的时钟，叫 ClockClock 24，成本约为 6000 美元，非常漂亮。 完成这个项目，将 ...

[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 ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...

[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 ...

PCB，即印制电路板（Printed Circuit Board），是现代电子设备中不可或缺的重要部件。它是电子元器件电气连接的提供者，是电子产品的大脑和心脏，被广泛应用于各种电子设备中。 那么，PCB板究竟是什么意思？它的工作原理和应用场景是什么？本文一一道来。

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an HO layout on a 4 x 8 sheet of plywood in my parents' basement in Reading, ...