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Move limit switch numbers to constants

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Tanner
2025-10-24 12:19:28 -07:00
parent 576f9ee94e
commit f99eaacfec
1 changed files with 16 additions and 7 deletions
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23
limits.py
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@@ -2,21 +2,30 @@ import time
import sys import sys
import RPi.GPIO as GPIO import RPi.GPIO as GPIO
PATH_OPEN = 0
PATH_BLOCKED = 1
LIMIT_LOWER_RIGHT = 19
LIMIT_LOWER_LEFT = 20
LIMIT_UPPER_RIGHT = 21
GPIO.setmode(GPIO.BCM) GPIO.setmode(GPIO.BCM)
GPIO.setup(19, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.setup(LIMIT_LOWER_RIGHT, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(20, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.setup(LIMIT_LOWER_LEFT, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(21, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.setup(LIMIT_UPPER_RIGHT, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# 1 = optical path blocked, 0 = open
# True = optical path blocked, False = open
def test(): def test():
while True: while True:
try: try:
print( print(
'GPIO19:', GPIO.input(19), 'Lower Right (GPIO19):', GPIO.input(LIMIT_LOWER_RIGHT) == PATH_BLOCKED,
'GPIO20:', GPIO.input(20), '| Lower Left (GPIO20):', GPIO.input(LIMIT_LOWER_LEFT) == PATH_BLOCKED,
'GPIO21:', GPIO.input(21), '| Upper Right (GPIO21):', GPIO.input(LIMIT_UPPER_RIGHT) == PATH_BLOCKED,
) )
time.sleep(1) time.sleep(1)