Tag: cnc

Mini cnc build log #1

About a year ago I participated in a CNC group buy on a slovenian electronics forum (part of members split and formed another forum). Up to a few weeks ago I had all the elements packed up, but now I

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Arduino capacitive sensor and the friction drum

I recently cut out a capacitive sensor on my old CNC machine for a friend working at the university. They plan to connect the sensor to Raspberry PI and try to make a virtual friction drum. The sensor is pretty

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Relay control by PC, using RS232 converter CP2102

It is pretty easy to control a single relay using a PC by USB. I used a USB to RS232 (TTL) converter using CP2102 chip which has a DTR line output available and a board with relay. The relay board

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