62 lines
1.4 KiB
Python
62 lines
1.4 KiB
Python
import sys, getopt
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import RPi.GPIO as GPIO
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import time
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delay = 3
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steps = int(sys.argv[1])
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print('Schritte: ', steps)
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GPIO.setmode(GPIO.BCM)
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GPIO.setwarnings(False)
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coil_A_1_pin = 5 # pink
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coil_A_2_pin = 13 # orange
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coil_B_1_pin = 6 # blau
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coil_B_2_pin = 19 # gelb
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#enable_pin = 7 # Nur bei bestimmten Motoren benoetigt (+Zeile 24 und 30)
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# anpassen, falls andere Sequenz
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StepCount = 8
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Seq = list(range(0, StepCount))
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Seq[0] = [1,0,0,0]
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Seq[1] = [1,0,1,0]
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Seq[2] = [0,0,1,0]
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Seq[3] = [0,1,1,0]
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Seq[4] = [0,1,0,0]
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Seq[5] = [0,1,0,1]
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Seq[6] = [0,0,0,1]
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Seq[7] = [1,0,0,1]
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#GPIO.setup(enable_pin, GPIO.OUT)
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GPIO.setup(coil_A_1_pin, GPIO.OUT)
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GPIO.setup(coil_A_2_pin, GPIO.OUT)
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GPIO.setup(coil_B_1_pin, GPIO.OUT)
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GPIO.setup(coil_B_2_pin, GPIO.OUT)
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#GPIO.output(enable_pin, 1)
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def setStep(w1, w2, w3, w4):
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GPIO.output(coil_A_1_pin, w1)
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GPIO.output(coil_A_2_pin, w2)
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GPIO.output(coil_B_1_pin, w3)
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GPIO.output(coil_B_2_pin, w4)
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def forward(delay, steps):
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for i in range(steps):
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for j in range(StepCount):
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setStep(Seq[j][0], Seq[j][1], Seq[j][2], Seq[j][3])
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time.sleep(delay)
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def backwards(delay, steps):
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for i in range(steps):
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for j in reversed(range(StepCount)):
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setStep(Seq[j][0], Seq[j][1], Seq[j][2], Seq[j][3])
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time.sleep(delay)
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if steps >0:
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forward(int(delay) / 1000.0, int(steps))
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if steps <0:
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backwards(int(delay) / 1000.0, abs(steps))
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setStep(0,0,0,0)
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