mirror of
https://github.com/undera/pylgbst.git
synced 2020-11-18 19:37:26 -08:00
36 lines
854 B
Python
36 lines
854 B
Python
from examples.vernie import *
|
|
|
|
robot = Vernie()
|
|
running = True
|
|
|
|
|
|
def callback(color, distance):
|
|
robot.led.set_color(color)
|
|
speed = (10 - distance + 1) / 10.0
|
|
secs = (10 - distance + 1) / 10.0
|
|
print("Distance is %.1f inches, I'm running back with %s%% speed!" % (distance, int(speed * 100)))
|
|
if speed <= 1:
|
|
robot.motor_AB.timed(secs / 1, -speed, async=True)
|
|
robot.say("Ouch")
|
|
|
|
|
|
def on_btn(pressed):
|
|
global running
|
|
if pressed:
|
|
running = False
|
|
|
|
|
|
robot.led.set_color(COLOR_GREEN)
|
|
robot.button.subscribe(on_btn)
|
|
robot.color_distance_sensor.subscribe(callback)
|
|
robot.say("Place your hand in front of sensor")
|
|
|
|
while running:
|
|
time.sleep(1)
|
|
|
|
robot.color_distance_sensor.unsubscribe(callback)
|
|
robot.button.unsubscribe(on_btn)
|
|
robot.led.set_color(COLOR_NONE)
|
|
while robot.led.in_progress():
|
|
time.sleep(1)
|