Venx267upart04rar Link -
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| Task | Command / Shortcut | Notes |
|------|-------------------|-------|
| Extract RAR | unrar x venx267upart04.rar | Preserves folder hierarchy |
| Open PDF Docs | Double‑click or evince (Linux) | Use a PDF viewer with annotation support |
| Launch VEXcode project | Open .v5proj → Simulate | No hardware needed |
| Compile PROS | make (in code/) | Requires pros CLI |
| Flash PROS binary | make upload | Robot must be in Programming Mode |
| Run Gazebo | roslaunch my_robot world.launch | ROS Noetic or later |
| Tune PID (PROS) | pros::controller::master().print(0, "P: %f", p_gain); | Use pros::lcd::print for live feedback |
| Export STL | File → Export → STL (Fusion 360) | Choose “Binary” for smaller files | venx267upart04rar link
| Symptom | Likely Cause | Fix |
|---------|--------------|-----|
| Robot never lifts | Motor ports mismatched in code vs. wiring diagram | Double‑check motor_port assignments in main.cpp against the wiring diagram PDF. |
| Jittery arm movement | PID D term too high or sensor noise | Reduce D or add a low‑pass filter (filter = 0.1 * new + 0.9 * old). |
| CAD parts don’t fit | Different VEX part revisions (e.g., 2022 vs. 2024 chassis) | Verify part numbers in parts_list.csv; download the correct CAD library from VEX’s site. |
| Compilation errors | Missing PROS SDK path or outdated compiler | Re‑run the PROS installer; ensure PATH includes $PROS_HOME/bin. |
| Simulation diverges from hardware | Friction coefficients or motor specs differ | Adjust simulation_params.yaml (e.g., motor_max_rpm, gear_ratio). | If the link is provided by a website