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utils/starter_drivebase_code.py

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+from pybricks.hubs import PrimeHub
+from pybricks.pupdevices import Motor, ColorSensor, UltrasonicSensor, ForceSensor
+from pybricks.parameters import Button, Color, Direction, Port, Side, Stop
+from pybricks.robotics import DriveBase
+from pybricks.tools import wait, StopWatch
+
+hub = PrimeHub()
+
+# Initialize both motors. In this example, the motor on the
+# left must turn counterclockwise to make the robot go forward.
+left_motor = Motor(Port.A, Direction.COUNTERCLOCKWISE)
+right_motor = Motor(Port.B)
+
+arm_motor = Motor(Port.E, Direction.CLOCKWISE)
+arm_motor.run_angle(299,90, Stop.HOLD)
+# Initialize the drive base. In this example, the wheel diameter is 56mm.
+# The distance between the two wheel-ground contact points is 112mm.
+drive_base = DriveBase(left_motor, right_motor, wheel_diameter=54, axle_track=112)
+
+print('The default settings are: ' + str(drive_base.settings()))
+drive_base.settings(100,1000,166,750)
+# Optionally, uncomment the line below to use the gyro for improved accuracy.
+drive_base.use_gyro(True)
+
+# Drive forward by 500mm (half a meter).
+drive_base.straight(500)
+
+# Turn around clockwise by 180 degrees.
+drive_base.turn(180)
+
+# Drive forward again to get back to the start.
+drive_base.straight(500)
+
+# Turn around counterclockwise.
+drive_base.turn(-180)
+arm_motor.run_angle(299,-90, Stop.HOLD)