Libcanard <a href="https://github.com/UAVCAN/libcanard">Libcanard</a> is a minimal implementation in C for resource-constrained applications. Libuavcan <a href="https://github.com/UAVCAN/libuavcan">Libuavcan</a> is a portable reference implementation in C++ for embedded systems and Linux. Pyuavcan <a href="https://github.com/UAVCAN/pyuavcan">Pyuavcan</a> is a Python implementation for diagnostic tools and high-level software. uavcan.rs <a href="http://uavcan.rs">uavcan.rs</a> is a full-featured implementation in the Rust programming language.
Uavcan::Subscriber subscribes and starts successfully, but cannot enter its corresponding callback function [Libuavcan] (3)