Class SparkMaxPIDController

java.lang.Object
com.revrobotics.SparkMaxPIDController
All Implemented Interfaces:
CANPIDController

public class SparkMaxPIDController extends Object implements CANPIDController
Get an instance of this class by using CANSparkMax.getPIDController().
  • Method Details

    • setReference

      public REVLibError setReference(double value, CANSparkMax.ControlType ctrl)
      Set the controller reference value based on the selected control mode.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - the control type
      Returns:
      REVLibError.kOk if successful
    • setReference

      @Deprecated(forRemoval=true) public REVLibError setReference(double value, ControlType ctrl)
      Deprecated, for removal: This API element is subject to removal in a future version.
      Set the controller reference value based on the selected control mode.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - the control type
      Returns:
      REVLibError.kOk if successful
    • setReference

      public REVLibError setReference(double value, CANSparkMax.ControlType ctrl, int pidSlot)
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      Returns:
      REVLibError.kOk if successful
    • setReference

      @Deprecated(forRemoval=true) public REVLibError setReference(double value, ControlType ctrl, int pidSlot)
      Deprecated, for removal: This API element is subject to removal in a future version.
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      Returns:
      REVLibError.kOk if successful
    • setReference

      public REVLibError setReference(double value, CANSparkMax.ControlType ctrl, int pidSlot, double arbFeedforward)
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      arbFeedforward - A value from which is represented in voltage applied to the motor after the result of the specified control mode. The units for the parameter is Volts. This value is set after the control mode, but before any current limits or ramp rates.
      Returns:
      REVLibError.kOk if successful
    • setReference

      @Deprecated(forRemoval=true) public REVLibError setReference(double value, ControlType ctrl, int pidSlot, double arbFeedforward)
      Deprecated, for removal: This API element is subject to removal in a future version.
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      arbFeedforward - A value from which is represented in voltage applied to the motor after the result of the specified control mode. The units for the parameter is Volts. This value is set after the control mode, but before any current limits or ramp rates.
      Returns:
      REVLibError.kOk if successful
    • setReference

      public REVLibError setReference(double value, CANSparkMax.ControlType ctrl, int pidSlot, double arbFeedforward, SparkMaxPIDController.ArbFFUnits arbFFUnits)
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      arbFeedforward - A value from which is represented in voltage applied to the motor after the result of the specified control mode. The units for the parameter is Volts. This value is set after the control mode, but before any current limits or ramp rates.
      arbFFUnits - The units the arbitrary feed forward term is in
      Returns:
      REVLibError.kOk if successful
    • setReference

      @Deprecated(forRemoval=true) public REVLibError setReference(double value, ControlType ctrl, int pidSlot, double arbFeedforward, CANPIDController.ArbFFUnits arbFFUnits)
      Deprecated, for removal: This API element is subject to removal in a future version.
      Set the controller reference value based on the selected control mode. This will override the pre-programmed control mode but not change what is programmed to the controller.
      Specified by:
      setReference in interface CANPIDController
      Parameters:
      value - The value to set depending on the control mode. For basic duty cycle control this should be a value between -1 and 1 Otherwise: Voltage Control: Voltage (volts) Velocity Control: Velocity (RPM) Position Control: Position (Rotations) Current Control: Current (Amps). Native units can be changed using the setPositionConversionFactor() or setVelocityConversionFactor() methods of the CANEncoder class
      ctrl - Is the control type to override with
      pidSlot - for this command
      arbFeedforward - A value from which is represented in voltage applied to the motor after the result of the specified control mode. The units for the parameter is Volts. This value is set after the control mode, but before any current limits or ramp rates.
      arbFFUnits - The units the arbitrary feed forward term is in
      Returns:
      REVLibError.kOk if successful
    • setP

      public REVLibError setP(double gain)
      Set the Proportional Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setP in interface CANPIDController
      Parameters:
      gain - The proportional gain value, must be positive
      Returns:
      REVLibError.kOk if successful
    • setP

      public REVLibError setP(double gain, int slotID)
      Set the Proportional Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setP in interface CANPIDController
      Parameters:
      gain - The proportional gain value, must be positive
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setI

      public REVLibError setI(double gain)
      Set the Integral Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setI in interface CANPIDController
      Parameters:
      gain - The integral gain value, must be positive
      Returns:
      REVLibError.kOk if successful
    • setI

      public REVLibError setI(double gain, int slotID)
      Set the Integral Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setI in interface CANPIDController
      Parameters:
      gain - The integral gain value, must be positive
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setD

      public REVLibError setD(double gain)
      Set the Derivative Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setD in interface CANPIDController
      Parameters:
      gain - The derivative gain value, must be positive
      Returns:
      REVLibError.kOk if successful
    • setD

      public REVLibError setD(double gain, int slotID)
      Set the Derivative Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setD in interface CANPIDController
      Parameters:
      gain - The derivative gain value, must be positive
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setDFilter

      public REVLibError setDFilter(double gain)
      Set the Derivative Filter constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called.
      Specified by:
      setDFilter in interface CANPIDController
      Parameters:
      gain - The derivative filter value, must be a positive number between 0 and 1
      Returns:
      REVLibError.kOk if successful
    • setDFilter

      public REVLibError setDFilter(double gain, int slotID)
      Set the Derivative Filter constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called.
      Specified by:
      setDFilter in interface CANPIDController
      Parameters:
      gain - The derivative filter value, must be a positive number between 0 and 1
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setFF

      public REVLibError setFF(double gain)
      Set the Feed-froward Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setFF in interface CANPIDController
      Parameters:
      gain - The feed-forward gain value
      Returns:
      REVLibError.kOk if successful
    • setFF

      public REVLibError setFF(double gain, int slotID)
      Set the Feed-froward Gain constant of the PIDF controller on the SPARK MAX. This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is use to SPARK MAX GUI to tune and save parameters.
      Specified by:
      setFF in interface CANPIDController
      Parameters:
      gain - The feed-forward gain value
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setIZone

      public REVLibError setIZone(double IZone)
      Set the IZone range of the PIDF controller on the SPARK MAX. This value specifies the range the |error| must be within for the integral constant to take effect.

      This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is to use the SPARK MAX GUI to tune and save parameters.

      Specified by:
      setIZone in interface CANPIDController
      Parameters:
      IZone - The IZone value, must be positive. Set to 0 to disable
      Returns:
      REVLibError.kOk if successful
    • setIZone

      public REVLibError setIZone(double IZone, int slotID)
      Set the IZone range of the PIDF controller on the SPARK MAX. This value specifies the range the |error| must be within for the integral constant to take effect.

      This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is to use the SPARK MAX GUI to tune and save parameters.

      Specified by:
      setIZone in interface CANPIDController
      Parameters:
      IZone - The IZone value, must be positive. Set to 0 to disable
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setOutputRange

      public REVLibError setOutputRange(double min, double max)
      Set the min amd max output for the closed loop mode.

      This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is to use the SPARK MAX GUI to tune and save parameters.

      Specified by:
      setOutputRange in interface CANPIDController
      Parameters:
      min - Reverse power minimum to allow the controller to output
      max - Forward power maximum to allow the controller to output
      Returns:
      REVLibError.kOk if successful
    • setOutputRange

      public REVLibError setOutputRange(double min, double max, int slotID)
      Set the min amd max output for the closed loop mode.

      This uses the Set Parameter API and should be used infrequently. The parameter does not presist unless burnFlash() is called. The recommended method to configure this parameter is to use the SPARK MAX GUI to tune and save parameters.

      Specified by:
      setOutputRange in interface CANPIDController
      Parameters:
      min - Reverse power minimum to allow the controller to output
      max - Forward power maximum to allow the controller to output
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • getP

      public double getP()
      Get the Proportional Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getP in interface CANPIDController
      Returns:
      double P Gain value
    • getP

      public double getP(int slotID)
      Get the Proportional Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getP in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double P Gain value
    • getI

      public double getI()
      Get the Integral Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getI in interface CANPIDController
      Returns:
      double I Gain value
    • getI

      public double getI(int slotID)
      Get the Integral Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getI in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double I Gain value
    • getD

      public double getD()
      Get the Derivative Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getD in interface CANPIDController
      Returns:
      double D Gain value
    • getD

      public double getD(int slotID)
      Get the Derivative Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getD in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double D Gain value
    • getDFilter

      public double getDFilter(int slotID)
      Get the Derivative Filter constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getDFilter in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double D Filter value
    • getFF

      public double getFF()
      Get the Feed-forward Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getFF in interface CANPIDController
      Returns:
      double F Gain value
    • getFF

      public double getFF(int slotID)
      Get the Feed-forward Gain constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getFF in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double F Gain value
    • getIZone

      public double getIZone()
      Get the IZone constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getIZone in interface CANPIDController
      Returns:
      double IZone value
    • getIZone

      public double getIZone(int slotID)
      Get the IZone constant of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getIZone in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double IZone value
    • getOutputMin

      public double getOutputMin()
      Get the min output of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getOutputMin in interface CANPIDController
      Returns:
      double min value
    • getOutputMin

      public double getOutputMin(int slotID)
      Get the min output of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getOutputMin in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double min value
    • getOutputMax

      public double getOutputMax()
      Get the max output of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getOutputMax in interface CANPIDController
      Returns:
      double max value
    • getOutputMax

      public double getOutputMax(int slotID)
      Get the max output of the PIDF controller on the SPARK MAX.

      This uses the Get Parameter API and should be used infrequently. This function uses a non-blocking call and will return a cached value if the parameter is not returned by the timeout. The timeout can be changed by calling SetCANTimeout(int milliseconds)

      Specified by:
      getOutputMax in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      double max value
    • setSmartMotionMaxVelocity

      public REVLibError setSmartMotionMaxVelocity(double maxVel, int slotID)
      Configure the maximum velocity of the SmartMotion mode. This is the velocity that is reached in the middle of the profile and is what the motor should spend most of its time at
      Specified by:
      setSmartMotionMaxVelocity in interface CANPIDController
      Parameters:
      maxVel - The maxmimum cruise velocity for the motion profile in RPM
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setSmartMotionMaxAccel

      public REVLibError setSmartMotionMaxAccel(double maxAccel, int slotID)
      Configure the maximum acceleration of the SmartMotion mode. This is the accleration that the motor velocity will increase at until the max velocity is reached
      Specified by:
      setSmartMotionMaxAccel in interface CANPIDController
      Parameters:
      maxAccel - The maxmimum acceleration for the motion profile in RPM per second
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setSmartMotionMinOutputVelocity

      public REVLibError setSmartMotionMinOutputVelocity(double minVel, int slotID)
      Configure the mimimum velocity of the SmartMotion mode. Any requested velocities below this value will be set to 0.
      Specified by:
      setSmartMotionMinOutputVelocity in interface CANPIDController
      Parameters:
      minVel - The minimum velocity for the motion profile in RPM
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setSmartMotionAllowedClosedLoopError

      public REVLibError setSmartMotionAllowedClosedLoopError(double allowedErr, int slotID)
      Configure the allowed closed loop error of SmartMotion mode. This value is how much deviation from your setpoint is tolerated and is useful in preventing oscillation around your setpoint.
      Specified by:
      setSmartMotionAllowedClosedLoopError in interface CANPIDController
      Parameters:
      allowedErr - The allowed deviation for your setpoint vs actual position in rotations
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setSmartMotionAccelStrategy

      NOTE: As of the 2022 FRC season, the firmware only supports the trapezoidal motion profiling acceleration strategy.

      Configure the acceleration strategy used to control acceleration on the motor.

      Parameters:
      accelStrategy - The acceleration strategy to use for the automatically generated motion profile
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • setSmartMotionAccelStrategy

      Deprecated, for removal: This API element is subject to removal in a future version.
      NOTE: As of the 2022 FRC season, the firmware only supports the trapezoidal motion profiling acceleration strategy.

      Configure the acceleration strategy used to control acceleration on the motor. The current strategy is trapezoidal motion profiling.

      Specified by:
      setSmartMotionAccelStrategy in interface CANPIDController
      Parameters:
      accelStrategy - The acceleration strategy to use for the automatically generated motion profile
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • getSmartMotionMaxVelocity

      public double getSmartMotionMaxVelocity(int slotID)
      Get the maximum velocity of the SmartMotion mode. This is the velocity that is reached in the middle of the profile and is what the motor should spend most of its time at
      Specified by:
      getSmartMotionMaxVelocity in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The maxmimum cruise velocity for the motion profile in RPM
    • getSmartMotionMaxAccel

      public double getSmartMotionMaxAccel(int slotID)
      Get the maximum acceleration of the SmartMotion mode. This is the accleration that the motor velocity will increase at until the max velocity is reached
      Specified by:
      getSmartMotionMaxAccel in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The maxmimum acceleration for the motion profile in RPM per second
    • getSmartMotionMinOutputVelocity

      public double getSmartMotionMinOutputVelocity(int slotID)
      Get the mimimum velocity of the SmartMotion mode. Any requested velocities below this value will be set to 0.
      Specified by:
      getSmartMotionMinOutputVelocity in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The minimum velocity for the motion profile in RPM
    • getSmartMotionAllowedClosedLoopError

      public double getSmartMotionAllowedClosedLoopError(int slotID)
      Get the allowed closed loop error of SmartMotion mode. This value is how much deviation from your setpoint is tolerated and is useful in preventing oscillation around your setpoint.
      Specified by:
      getSmartMotionAllowedClosedLoopError in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The allowed deviation for your setpoint vs actual position in rotations
    • getSmartMotionAccelStrategy

      Get the acceleration strategy used to control acceleration on the motor. As of the 2022 FRC season, the strategy is always trapezoidal motion profiling, regardless of what the device may report.
      Specified by:
      getSmartMotionAccelStrategy in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The acceleration strategy to use for the automatically generated motion profile.
    • setIMaxAccum

      public REVLibError setIMaxAccum(double iMaxAccum, int slotID)
      Configure the maximum I accumulator of the PID controller. This value is used to constrain the I accumulator to help manage integral wind-up
      Specified by:
      setIMaxAccum in interface CANPIDController
      Parameters:
      iMaxAccum - The max value to contrain the I accumulator to
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      REVLibError.kOk if successful
    • getIMaxAccum

      public double getIMaxAccum(int slotID)
      Get the maximum I accumulator of the PID controller. This value is used to constrain the I accumulator to help manage integral wind-up
      Specified by:
      getIMaxAccum in interface CANPIDController
      Parameters:
      slotID - Is the gain schedule slot, the value is a number between 0 and 3. Each slot has its own set of gain values and can be changed in each control frame using SetReference().
      Returns:
      The max value to contrain the I accumulator to
    • setIAccum

      public REVLibError setIAccum(double iAccum)
      Set the I accumulator of the PID controller. This is useful when wishing to force a reset on the I accumulator of the PID controller. You can also preset values to see how it will respond to certain I characteristics

      To use this function, the controller must be in a closed loop control mode by calling setReference()

      Specified by:
      setIAccum in interface CANPIDController
      Parameters:
      iAccum - The value to set the I accumulator to
      Returns:
      REVLibError.kOk if successful
    • getIAccum

      public double getIAccum()
      Get the I accumulator of the PID controller. This is useful when wishing to see what the I accumulator value is to help with PID tuning
      Specified by:
      getIAccum in interface CANPIDController
      Returns:
      The value of the I accumulator
    • setFeedbackDevice

      Set the controller's feedback device

      The default feedback device in brushless mode is assumed to be the integrated encoder and the default feedback device in brushed mode is assumed to be a quadrature encoder. This is used to changed to another feedback device for the controller, such as an analog sensor.

      If there is a limited range on the feedback sensor that should be observed by the PIDController, it can be set by calling SetFeedbackSensorRange() on the sensor object.

      Specified by:
      setFeedbackDevice in interface CANPIDController
      Parameters:
      sensor - The sensor to use as a feedback device
      Returns:
      REVLibError.kOk if successful
    • setFeedbackDevice

      Deprecated, for removal: This API element is subject to removal in a future version.
      Specified by:
      setFeedbackDevice in interface CANPIDController