python USB-485 library control

USB-485 module wiring:

Connect the 24V, GND, 485_A (T/R+, 485+), 485_B (T/R-, 485-) wires at the gripper end, a total of 4 wires, the power supply is a 24V DC regulated power supply, insert the module's USB port into the computer's USB port

485A connected to 485 to USB module A+;
485B connected to 485 to USB module B-;
24V connected to the positive pole of the 24V DC regulated power supply;
GND connected to 24V Negative pole of DC regulated power supply

Driver library installation

Click to download the driver library

Execute the following command in the computer terminal to install the dependent library

pip install pyserial

API description

get_firmware_version()

  • Function: Get the main version number of the gripper firmware

  • Parameter: None

  • Return: (int) Firmware main version number

get_modified_version()

  • Function: Get the sub-version number of the gripper firmware

  • Parameter: None

  • Return: (int) Firmware sub-version number

get_gripper_Id()

  • Function: Get the gripper ID

  • Parameter: None

  • Return: (int) Gripper ID

get_gripper_baud()

  • Function: Get the baud rate of the gripper

  • Parameter: None

  • Return:(int) 0-5
    • 0: 115200
    • 1: 1000000
    • 2: 57600
    • 3: 19200
    • 4: 9600
    • 5: 4800

get_gripper_value()

  • Function: Get the current position data of the gripper
  • Parameter: None
  • Return: (int) The current position data of the gripper

get_gripper_status()

  • Function: Get the current status of the gripper
  • Parameter: None
  • Return:(int) 0-3
    • 0: Moving
    • 1: Stopped moving, no object was detected
    • 2: Stopped moving, object was detected
    • 3: After detecting that the object is clamped, the object falls

get_gripper_speed()

  • Function: Get the current speed of the gripper

  • Parameter: None

  • Return: (int) The current speed of the gripper

get_gripper_P()

  • Function: Get the P value of the gripper PID

  • Parameter: None

  • Return: (int) The P value of the gripper PID

get_gripper_I()

  • Function: Get the I value of the gripper PID

  • Parameter: None

  • Return: (int) The I value of the gripper PID

get_gripper_D()

  • Function: Get the D value of the gripper PID

  • Parameter: None

  • Return: (int) The D value of the gripper PID

get_gripper_cw()

  • Function: Get the clockwise runnable error of the gripper
  • Parameter: None
  • Return: (int) Clockwise runnable error of the gripper

get_gripper_cww()

  • Function: Get the counterclockwise runnable error of the gripper
  • Parameter: None
  • Return: (int) Counterclockwise runnable error of the gripper

get_gripper_mini_pressure()

  • Function: Get the minimum starting force of the gripper
  • Parameter: None
  • Return: (int) Minimum starting force of the gripper

get_gripper_io_open_value()

  • Function: Get the opening angle of the gripper Io
  • Parameter: None
  • Return: (int) Opening angle of the gripper Io

get_gripper_io_close_value()

  • Function: Get the closing angle of the gripper Io
  • Parameter: None
  • Return: (int) Get the closing angle of the gripper Io

get_gripper_queue_count()

  • Function: Get the amount of data in the current queue of the gripper

  • Parameter: None

  • Return: (int) The amount of data in the current queue of the gripper

get_gripper_vir_pos()

  • Function: Get the virtual position value of the gripper servo

  • Parameter: None

  • Return: (int) The virtual position value of the gripper servo

get_gripper_protection_current()

  • Function: Get the gripper clamping current

  • Parameter: None

  • Return: (int) The gripper clamping current

set_gripper_Id(value)

  • Function: Set the gripper ID
  • Parameters:
    • value: (int) Gripper ID, value range 1-254
  • Return: (int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_baud(value)

  • Function: Set the gripper baud rate
  • Parameter:
    • value: (int) Gripper baud rate, value range 0-5
      • 0: 115200
      • 1: 1000000
      • 2: 57600
      • 3: 19200
      • 4: 9600
      • 5: 4800
  • Return: (int) 0-1
    • 0: Failed
    • 1: Successful

set_gripper_enable(value)

  • Function: Set the gripper enable state
  • Parameter:
  • value: (int) Enable state, value range 0-1
    • 0: Disabled
    • 1: Enabled
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_value(value,speed)

  • Function: Set the gripper to rotate to the specified position at the specified speed
  • Parameter:
    • value: (int) Position, value range 0-100
    • speed: (int) Speed, value range 1-100
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_calibration()

  • Function: Set the gripper Zero Calibration
  • Parameter: None
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_P(value)

  • Function: Set the P value of the gripper PID
  • Parameters:
    • value: (int) P value, value range 0-254
  • Return: (int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_I(value)

  • Function: Set the I value of the gripper PID
  • Parameters:
    • value: (int) I value, value range 0-254
  • Return: (int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_D(value)

  • Function: Set the D value of the gripper PID
  • Parameters:
    • value: (int) D value, value range 0-254
  • Return: (int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_cw(value)

  • Function: Set the clockwise running error of the gripper

  • Parameter:

    • value: (int) Error, value range 0-16
  • Return: (int) 0-1
    • 0: Failure
    • 1: Success

set_gripper_cww(value)

  • Function: Set the counterclockwise running error of the gripper

  • Parameter:

    • value: (int) Error, value range 0-16
  • Return: (int) 0-1
    • 0: Failure
    • 1: Success

set_gripper_mini_pressure(value)

  • Function: Set the minimum starting force of the gripper
  • Parameter:
    • value: (int) Minimum starting force, value range 0-254
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_torque(value)

  • Function: Set gripper torque
  • Parameter:
    • value: (int) Torque, value range 0-300
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_output(value)

  • Function: Set gripper IO

  • Parameter:

    • value: (int) Gripper IO, value range 0-3
      • 0: out1 off,out2 off
      • 1: out1 on,out2 off
      • 2: out1 off,out2 on
      • 3: out1 on,out2 on

  • Return:(int) 0-1

    • 0: Failed
    • 1: Success

set_gripper_io_open_value(value)

  • Function: Set the gripper Io open position
  • Parameter:
    • value: (int) position, value range 0-100
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_io_close_value(value)

  • Function: Set the gripper Io closed position
  • Parameter:
    • value: (int) position, value range 0-100
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_speed(speed)

  • Function: Set the gripper speed
  • Parameters:
    • speed: (int) speed, value range 1-100
  • Return: (int) 0-1
    • 0: failed
    • 1: successful

set_abs_gripper_value(value,speed)

  • Function: Set the gripper to rotate to the specified absolute position at the specified speed
  • Parameters:
  • value: (int) position, value range 1-100
  • speed: (int) speed, value range 1-100
  • Return: (int) 0-1
    • 0: failed
    • 1: successful

set_gripper_vir_pos(value)

  • Function: Set the virtual position value of the gripper servo
  • Parameters:
    • value: (int) virtual position, value range 0-100
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_protection_current(value)

  • Function: Set the gripper gripping current
  • Parameter:
    • value: (int) Virtual position, value range 1-254
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_pause()

  • Function: Set the gripper to pause motion
  • Remarks: Only valid for set_abs_gripper_value()
  • Parameter: None
  • Return:(int) 0-1
    • 0: Failed
    • 1: Success

set_gripper_resume()

  • Function: Set the gripper to resume motion
  • Remarks: Only valid for set_abs_gripper_value()
  • Parameters: None
  • Return: (int) 0-1
    • 0: Failure
    • 1: Success

set_gripper_stop()

  • Function: Set the gripper to stop moving and clear the message queue
  • Remarks: Only valid for set_abs_gripper_value()
  • Parameters: None
  • Return: (int) 0-1
    • 0: Failure
    • 1: Success

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