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20 lines
656 B
Python
20 lines
656 B
Python
# button setup (connect to 3.3V and GPIO Pin 16)
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import RPi.GPIO as GPIO # GPIO pins
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import time
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import os # library to use bash commands
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def print_output(final_module):
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while True: # Run forever
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GPIO.setmode(GPIO.BOARD) #Use the physical GPIO number
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GPIO.setup(16, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) #Change pin if necessary
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GPIO.setwarnings(False) #Ignore warnings
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if GPIO.input(16) == GPIO.HIGH:
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time.sleep(1)
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# print(final_module)
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os.system("lp " + final_module + ".ps") # lp is the bash print command
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GPIO.cleanup() #GPIO clean up
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else:
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break
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