The OpenWire library is a powerful tool for Arduino developers looking to implement event-driven programming and component-based architecture in their projects. Developed as part of the Mitov Software ecosystem, it allows for seamless data flow between components without writing complex boilerplate code.
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: If you are looking for the source files to use in the Arduino IDE, you can find the repository on GitHub. Go to the Mitov/OpenWire GitHub repository. Click the Code button and select Download ZIP .
OpenWire is a popular library used for real-time data exchange between applications, particularly in the realm of home automation, IoT, and industrial control systems. When combined with the Arduino platform, OpenWire enables developers to create robust and scalable applications that can interact with various devices and systems. In this article, we'll explore how to download and use the OpenWire library with Arduino.
Last updated: March 2025 – Compatible with Arduino IDE 2.3.2 and all major boards.
If you need to manually install the library files:
With OpenWire.h, you can simplify your code, improve performance, and increase the flexibility of your Arduino projects. Whether you're a beginner or an experienced Arduino developer, OpenWire.h is a valuable library to have in your toolkit.
Originally developed for embedded systems requiring deterministic wire communication without overhead, OpenWire has been ported to Arduino to support:
OpenWire is an open-source component technology developed by Mitov Software. While it is heavily integrated into (a visual programming environment for Arduino), the underlying C++ libraries can be used directly in the Arduino IDE. Key features include:
The OpenWire.h library is the core header file for the OpenWire framework on Arduino. Unlike traditional procedural programming—where you write explicit lines of code to read a pin and pass it to a function—OpenWire utilizes a reactive, component-based methodology. Key Features
As with any library, always check for the latest version and documentation updates from the official repository. The OpenWire community continues to evolve the protocol, adding support for new transport layers and optimizing performance for the growing ecosystem of Arduino-compatible boards.
: Specifically used for 1-Wire protocol devices, most notably the DS18B20 temperature sensor .
