A complete ROS 2 (Jazzy) control stack for a 4-degree-of-freedom servo arm driven by a PCA9685 PWM controller on a Raspberry Pi, with a Qt dashboard and RViz2 digital twin running on a desktop PC.
python raspberry-pi cpp cpp17 urdf pca9685 pwm servo-motor rviz pwm-driver ros2 raspberry-pi-4 rviz2 qt6 launchfile 4dof 4dofrobot ros2-jazzy
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Updated
Jun 16, 2026 - C++