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PID_v1.cpp still references GPLv3 license

Arduino PID Library - Version 1.1.1 by Brett Beauregard br3ttb@gmail.com brettbeauregard.com This Library is licensed under a GPLv3 License ...
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describe this project This project is focused on real-time data acquisition and visualization of various car engine parameters using an ELM327 OBD-II adapter, an Arduino Uno ...

ELM327 OBD-II Adapter: This device interfaces with the car's OBD-II port to retrieve engine data such as RPM, speed, coolant temperature, and fuel level. Arduino Uno: Acts as an intermediary to read ...