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Channel: PCB – Johan von Konow
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Web controlled home automation

How to build a web controlled home automation center. This post describes the software used with the miniature router (OpenWrt), the PIC 16F628 lab board, the serial communication and radio protocol.

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Ultimate PIC16F628/627 breakout board

A miniature breakout board for rapid development of microprocessor projects.

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Miniature USB to serial PCB

Build a small FT232 USB to serial adapter that fits directly in the USB port.

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Bringing a 12 year old Roland MDX-20 up to date

How to add: USB connection, FTDI drivers and a new postprocessor to a low cost CNC mill (Roland MDX-15 / MDX-20).

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Nanino – the DIY friendly Arduino

A minimalistic single sided Arduino compatible development board that is easy to make.

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Low cost microscope powered by USB

You can get a decent SMD stereo microscope for just 60$! I added external power so I don’t need to change the batteries.

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My First Brainfuck computer

An ultra-small and low cost programmable computer for the masses

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Foldable 3D printed Arduino case

A snug Arduino case - printed flat and then folded around the Arduino. The result is a fast print and yet a stable design from a single part.

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Developing 3DPCB – 3D Printed Circuit Board with lots of potential.

Integrate electronics, circuit board and casing into one 3D printed part that can be replicated - easy, quick and cheap.

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3DPCBoy – build your own handheld gaming platform

3DPCBoy is a cute handheld Arduboy compatible gaming device that cost around $10, is easy to build and fun to play with. You do not need to order/etch or mill a custom PCB - since it is using a 3D...

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