Issue 04

Hands-On Maker Projects: From GPS Clocks to Underwater Rovers

Dive into this issue packed with practical projects and tutorials for makers. Learn how to enhance your 3D printer with Marlin firmware, build a personal Certificate Authority…

Arduino

1 build

Understanding Marlin Firmware for Arduino-Based 3D Printers

Marlin firmware is crucial for 3D printing, especially with Arduino boards. It allows customization of printer settings through configuration files. This guide covers its integration with Arduino, steps for configuration, troubleshooting tips, and resources for further learning and community support.

Read the build on github.com: Understanding Marlin Firmware for Arduino-Based 3D Printers

ESP32

2 builds

Create an Ultra-Low-Power E-Ink Dashboard

Building a low-power E-Ink dashboard with an ESP32 is a practical project for home automation enthusiasts. This guide covers everything from the necessary components to detailed assembly instructions, including code snippets and power management techniques, making it a great project for personal data tracking.

Read the build on hackster.io: Create an Ultra-Low-Power E-Ink Dashboard

ESP-NOW: Easy ESP32 Communication

ESP-NOW offers a straightforward way to set up wireless communication between ESP32 boards. This guide walks you through the process, providing code snippets and configuration tips. Perfect for makers looking to implement efficient two-way data exchange in their projects.

Read the build on randomnerdtutorials.com: ESP-NOW: Easy ESP32 Communication

Raspberry Pi

4 builds

Build a Tiny Certificate Authority

Creating a personal Certificate Authority (CA) using a Raspberry Pi and YubiKey is a practical way to enhance your homelab's network security. This guide walks you through the setup process, including hardware requirements, configuration steps, and the use of the ACME protocol for automated certificate management.

Read the build on smallstep.com: Build a Tiny Certificate Authority

Build a GPS Clock with Raspberry Pi Pico

Crafting a GPS clock using a Raspberry Pi Pico offers a precise timekeeping solution for your mini rack. This project involves a custom 1U rack faceplate, a 7-segment display, and a GNSS module. The clock only shows time after securing a GPS lock, with visual cues for status.

Read the build on jeffgeerling.com: Build a GPS Clock with Raspberry Pi Pico

Build an Underwater Rover with Raspberry Pi

Issue 161 of Raspberry Pi Official Magazine features a fascinating project: constructing an underwater rover using a Raspberry Pi 5. This guide covers everything from integrating sensors and cameras to waterproofing techniques, offering practical insights for exploration and research applications.

Read the build on magazine.raspberrypi.com: Build an Underwater Rover with Raspberry Pi

DIY Animal Detection with Raspberry Pi

Imagine using a Raspberry Pi to detect animals in your backyard. This project combines sensors and machine learning to identify wildlife, offering practical uses in monitoring and security. Community contributions continue to refine and expand its capabilities, making it a versatile tool for enthusiasts.

Read the build on forums.raspberrypi.com: DIY Animal Detection with Raspberry Pi