Arduino RPM Counter Using an Optical Sensor
Arduino RPM Counter Using an Optical Sensor Building an RPM (revolutions per minute) counter is a classic and useful Arduino project. This guide walks you through creating an optical tachometer...
38-3D Blog
Arduino RPM Counter Using an Optical Sensor
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Using the GY-302 with the Raspberry Pi
The GY-302 is a light intensity sensor module based on the BH1750 sensor. It provides accurate lux (light intensity) measurements and is ideal for applications like smart lighting, weather monitoring,...
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Running Node-RED on the Raspberry Pi
Node-RED is a powerful and flexible visual programming tool for connecting devices, APIs, and services. By running Node-RED on a Raspberry Pi, you can automate tasks, process IoT data, and...
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Using the MAX30102 with the Raspberry Pi
The MAX30102 is a pulse oximeter and heart rate sensor capable of measuring SpO2 (blood oxygen saturation) and heart rate. When connected to a Raspberry Pi, it can be used...
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Hosting an MQTT Server on the Raspberry Pi
MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol commonly used in IoT (Internet of Things) applications for reliable and efficient communication between devices. Hosting an MQTT server on...
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Using the MCP2515 with the Raspberry Pi
The MCP2515 is a popular CAN (Controller Area Network) controller module that allows Raspberry Pi devices to communicate with CAN-enabled systems. This makes it ideal for automotive projects, industrial automation,...
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Setting Up and Running Uptime Kuma on the Raspberry Pi
Uptime Kuma is a self-hosted monitoring tool that allows you to track the status and uptime of websites, servers, and services. Running Uptime Kuma on a Raspberry Pi provides a...
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Using the PN532 with the Raspberry Pi
The PN532 is a versatile NFC (Near Field Communication) module that can be used for reading and writing NFC tags, as well as for implementing RFID systems. Using the PN532...
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Setting Up and Running Dashy on a Raspberry Pi
Dashy is a powerful and customizable dashboard application that allows you to manage and visualize your favorite web services, tools, and resources in one place. Running Dashy on a Raspberry...
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Using the MPU-6050 with the Raspberry Pi
The MPU-6050 is a 6-axis motion tracking device with a gyroscope and accelerometer, making it ideal for motion-sensing applications like robotics, drones, and IoT projects. In this guide, you will...
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Running OctoPrint on a Raspberry Pi
OctoPrint is an open-source web interface for controlling and monitoring 3D printers. Running OctoPrint on a Raspberry Pi provides a cost-effective way to manage your 3D printer remotely. This guide...
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Using the NEO-6M GPS Module with the Raspberry Pi
The NEO-6M GPS module is a popular choice for adding GPS functionality to Raspberry Pi projects. It provides precise location, altitude, and timing data, making it ideal for navigation, geolocation,...
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Setting Up OpenVPN on a Raspberry Pi
OpenVPN is a powerful open-source tool for creating secure virtual private networks (VPNs). Running OpenVPN on a Raspberry Pi allows you to establish a private and secure connection to your...
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Using the AS5600 with the Raspberry Pi
The AS5600 is a high-resolution rotary magnetic position sensor that can measure angles up to 360°. With its I2C interface, it is easy to integrate with a Raspberry Pi for...