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from motor import Motor
import time
import RPi.GPIO as GPIO
# Decide which pins to hook up to on the Pi before running
speed_pin = 17
forward_pin = 27
reverse_pin = 22
m = Motor(speed_pin, forward_pin, reverse_pin)
dir = 'ascending'
speed = 0.0
try:
while 1:
if speed >= 15.0:
dir = 'descending'
elif speed <= -15.0:
dir = 'ascending'
if dir == 'ascending':
speed = speed + 2.0
else:
speed = speed - 2.0
m.move(speed)
time.sleep(0.1)
except:
print("Program killed by Ctrl-C")
finally:
GPIO.cleanup()
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