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20 lines
540 B
Python
20 lines
540 B
Python
1 year ago
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# button setup (connect to GND and board Pin 21)
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import RPi.GPIO as GPIO # GPIO pins
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#import time
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def print_button():
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GPIO.setmode(GPIO.BOARD) #Use the physical board number (not GPIO numbering)
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GPIO.setup(21, GPIO.IN, pull_up_down=GPIO.PUD_UP) #Change pin if necessary #print button
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GPIO.setwarnings(False) #Ignore warnings
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print_button_pressed = False
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if GPIO.input(21) == GPIO.LOW:
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#time.sleep(1)
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print_button_pressed = True
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GPIO.cleanup() #GPIO clean up
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return print_button_pressed
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