CNC Circle G-Code (using arcs)
horaz
Introduction Find below the easiest way I have found so far to make a circle path in G-Code. The coordinates below are absolute, we are considering we start from origin…
Halloween project 2022: Zombie
https://youtu.be/Jsr2DoedWQw Introduction It was September 2022, Vic and I decided to start working on a Halloween project. It would be a lot of fun for both of us. We'd have…
How to drive a 12V LED strip with a microcontroller
Introduction It's common task you have to control a 12V LED strip (consuming more than some milliamps) using a 5V/3.3V signal from a microcontroller. It is not possible to drive…
Mini router table
Introduction So, I got my new minirouter, a Bosch GKF 550, which is a 550 watts trim router, mainly designed to be used as a free hand device. Nevertheless, I…
Spring Catapult
Spring catapult https://youtu.be/i9vxetoRw8E
Arduino Xbee remote control car
Arduino Xbee remote control car https://www.youtube.com/watch?v=NQ3f3RMRfGY Main parts list Car chassis x 1 Xbee x 2 Arduino Xbee shield x 2 Arduino board x 2 Arduino motor shield Arduino joystick…
How to control a 12 volts DC motor (or solenoid) from your Raspberry Pi
Introduction Raspberry Pi GPIO pins work at 3.3 volts and the current you can draw from them is quite limited for many applications (16 mA - 50 mA). An external power…
Arduino controlling a servo: Are you supplying enough power?
Finding information about how to control a servo through Arduino boards is pretty easy. There are many resources on the web on this regard. However, I find that proper emphasis about how…
Arduino Leonardo Analog Pins as Digital Pins
You can use Arduino Leonardo analog pins as digital pins, just like with other Arduino boards. Since Arduino UNO is the most popular version of Arduino boards, most of the…
Arduino Leonardo + WiFi shield + LCD
Introducción Hace poco compré un Arduino WiFi shield que había querido usar en alguna aplicación, la idea que me vino a la mente fue la siguiente: Ya que también cuento con…