Slave Arm Servo Jamming and Post-Calibration In... | AIFITLAB Community Forum

Slave Arm Servo Jamming and Post-Calibration Interface Errors in LeRobot Dataset Recording


  • :while recording a dataset following the LeRobot tutorial, the servo motor on the slave arm (as shown in the diagram) jammed, causing the recording to fail. After restarting the recording, the servo became unresponsive. Even after terminating the program, we couldn’t manually move it. Following a power cycle and rerunning the calibration file, the slave arm interface threw an error (see below). How can we resolve this? Thank you!

     

    raise ConnectionError(

    ConnectionError: Read failed due to communication error on port /dev/ttyACM1 for group_key Torque_Enable_shoulder_pan_shoulder_lift_elbow_flex_wrist_flex_wrist_roll_gripper: [TxRxResult] There is no status packet!



  • The port configuration may have been altered.


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