• How to control multiple servo motors with Raspberry Pi

      In the latest Explaining Computers video, Christopher Barnatt explains how to use servo motors with Raspberry Pi. Using servos is a great introduction to the digital making side of computing; servos allow you to control the...

    • Posted 5 days ago
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  • Cat Food Access Control

    This project goes over the process I used to create an automated cat food bowl, for my elderly diabetic cat Chaz. See, he needs to eat breakfast before he can get his insulin, but I often forget...

    • Posted 1 week ago
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  • Robot Arm with Controller

      The robot arm uses three conventional PWM servos, and each angle is controlled by a variable resistor. The rotary potentiometer used B curve 10k ohm. Two DS3115 servo motors were used in the vertical direction, and...

    • Posted 2 weeks ago
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  • Meet Aster, the 3D-printed humanoid robot

        If you’d like to build your own vaguely humanoid robot, but don’t care about it getting around, then look no further than Aster. The 3D-printed bot is controlled by an Arduino Uno, with a servo shield to...

    • Posted 4 months ago
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  • Mini Drawing Bot – Live Android App – Trignomentry

      Build your own mini drawing bot! It’s a CNC-like machine that prints on paper what you draw on your smartphone. It’s an easy-to-make open source project which uses very cheap hardware. What are you waiting for?...

    • Posted 4 months ago
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  • Robot Arm with Pick & PLACE part 2

      We equip the robotic arm published in the previous issue of a pneumatic system for gripping and releasing objects, controlled through an Arduino shield created for the purpose.   You will have had the opportunity to...

    • Posted 10 months ago
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  • ROBOTIC Arm in plexiglass part 1

      We create our first robotic arm with four degrees of freedom, with bench-top, gripper for grasping objects and five servo controls that can be managed by Arduino or other electronics. Automation and robotics represent the most...

    • Posted 11 months ago
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  • Seeed’s Grove Base Kit for Raspberry Pi Now Available for $40

    The Seeed Studio Grove Base Kit for Raspberry Pi is a beginners kit for beginners to get started with the Raspberry Pi in a fun and easy way.  It has 10 Grove sensors instead of 12 on...

    • Posted 11 months ago
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  • The Pianist Octopus: a gadget to blow minds

      Using Fishino and Octopus driver, we play a small toy keyboard that will reproduce musical melodies originally born as Nokia ringtones. For many years, electronic keyboards, especially music synthesizers, have had the possibility to play tunes...

    • Posted 2 years ago
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  • Octopus, a “tentacular” shield for Arduino and Fishino

      A shield that provides 16 digital or PWM I/O using a single Arduino/Fishino I²C bus. Ideal for managing multi-color LED or servo motors.   Arduino boards and compatible alternatives are really easy use and o powerful, capable...

    • Posted 4 years ago
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