from pybricks.hubs import EV3Brick
from pybricks.ev3devices import Motor
from pybricks.parameters import Port
from pybricks.robotics import DriveBase
from pybricks.tools import wait
from pybricks.ev3devices import (Motor, TouchSensor, ColorSensor, InfraredSensor, UltrasonicSensor, GyroSensor)
# Initialize the EV3 Brick.
ev3 = EV3Brick()
# Initialize the motors.
left_motor = Motor(Port.B)
right_motor = Motor(Port.C)
# Initialize the Touch Sensor.
# touch_sensor = TouchSensor(Port.S1)
# Initialize the Colour Sensor.
color_sensor = ColorSensor(Port.S3)
# Initialize the ultrasonic sensor.
# ultrasonic_sensor = UltrasonicSensor(Port.S4)
# Initialize the drive base.
robot = DriveBase(left_motor, right_motor, wheel_diameter=55.5, axle_track=104)
# Write your program here.
robot.drive(200, 0)
while color_sensor.reflection() < 10:
wait(10)
robot.stop()
from pybricks.hubs import EV3Brick
from pybricks.ev3devices import Motor
from pybricks.parameters import Port
from pybricks.robotics import DriveBase
from pybricks.tools import wait
from pybricks.ev3devices import (Motor, TouchSensor, ColorSensor, InfraredSensor, UltrasonicSensor, GyroSensor)
# Initialize the EV3 Brick.
ev3 = EV3Brick()
# Initialize the motors.
left_motor = Motor(Port.B)
right_motor = Motor(Port.C)
# Initialize the Touch Sensor.
# touch_sensor = TouchSensor(Port.S1)
# Initialize the Colour Sensor.
color_sensor = ColorSensor(Port.S3)
# Initialize the ultrasonic sensor.
# ultrasonic_sensor = UltrasonicSensor(Port.S4)
# Initialize the drive base.
robot = DriveBase(left_motor, right_motor, wheel_diameter=55.5, axle_track=104)
# Write your program here.
robot.drive(50, 0)
while True:
value = color_sensor.reflection()
if value > 30:
# too bright
# on line
# veer left
robot.drive(50, -50)
elif value < 10:
# too dark
# off line
# veer right
robot.drive(50, 50)
else:
# value is okay
# drive straight
robot.drive(50, 0)
wait(10)
