24 lines
503 B
Python
24 lines
503 B
Python
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from hcsr04 import HCSR04
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from time import sleep
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from machine import Pin
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from utime import sleep_ms
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# Load Driver and Assign Each Pin
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sensor = HCSR04(trigger_pin=4, echo_pin=5, echo_timeout_us=10000)
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# LED Pin for Fun
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led = Pin(2,Pin.OUT)
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led.value(0)
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# Create Blink Function
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def blink():
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led.value(0)
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sleep_ms(50)
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led.value(1)
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# Main Script Here
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while True:
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distance = sensor.distance_cm()
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print('Distance:', distance, 'cm')
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if(distance<=20):
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blink()
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sleep(1)
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