Cover image for Making a Custom PCB for BurgerBot

Making a Custom PCB for BurgerBot

Lets give BurgerBot v3 a custom PCB to make it work better with the pen holder

5 December 2024
1 minute read

By Kevin McAleer
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PCB

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Making a Custom PCB for BurgerBot

Lets give BurgerBot v3 a custom PCB to make it work better with the pen holder


 5 December 2024   |     1 minute read   |   By Kevin McAleer   |   Share this article on

Page last updated December 15, 2024

Videos

For every project I create, I often make a corresponding YouTube video. Sometimes, there might be more than one video for a single project. You can find these videos in this section.

Explore more through these this dedicated videos.

Why make a custom PCB?

Creating a custom PCB for BurgerBot has been on my bucket list for at least a year, and last Sunday the audience voted for a mid-week stream. I took this opportinity to design a PCB for BurgerBot v3 live on the stream.


Design Goals

The goals for the PCB design are:

  • Fix the issue with the pen holder server (the previous version didn’t have power to the servo when on battery - I know, I know…)
  • 5v Power for Servo (pen up and down); its actually 6v because 4x AA batteries will power it
  • Option for encoders on motors, or just regular motors ( + / - )
  • connectors for motors & power (possbly JST style connectors or just header pin style)
  • Ultrasonic range finder connectivity (either through the hole or via a female header pin)
  • Raspberry Pi Pico Powered (drop in a Pico H, Pico WH, Pico 2 H or Pico 2 WH)

Design

I’ve detailed the design in this project page, which is a new style of project page for the site; it separates out the overview, bill of materials, circuit diagram, wiring, assembly, code and downloadable STL files into separate pages.


If you find this interetsing let me know and I’ll do more of these in the future. I’m also considering doing a series of PCB design streams, where we design a PCB for a project live on stream.