There is no official Arduino library specifically named OpenWire.h
If you are trying to connect a 1-Wire temperature sensor or similar device, you need the library. openwire.h library download arduino
software (also by Mitov) might see references to "OpenWire technology" as a backend logic for connecting components visually, but this is handled by the Visuino environment rather than a standalone file you manually install. Arduino Forum How to Fix "Missing openwire.h" Errors If your project is failing to compile because of a missing openwire.h file, follow these steps: OpenWire - Visual Programming library for Delphi - GitHub There is no official Arduino library specifically named
After installation, let’s confirm that openwire.h is recognized. follow this decision tree:
If you believe you need openwire.h , follow this decision tree: