MicroPython超音波HC-SR04
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from hcsr04 import HCSR04
from microbit import *
sonar=HCSR04()
while True:
print("{}cm".format(sonar.distance_mm()/10))
sleep(1000)from hcsr04 import HCSR04
from microbit import *
sonar=HCSR04()
while True:
display.scroll("{}cm".format(sonar.distance_mm()/10))
sleep(1000)from hcsr04 import HCSR04
from microbit import *
sonar=HCSR04()
while True:
if sonar.distance_mm() < 50:
pin2.write_digital(1)
display.show(Image.HEART)
sleep(500)
else:
pin2.write_digital(0)
display.show(Image.HAPPY)