hbridge.py 文件源码

def main():
  stepper = Adafruit350ma()
  try:
    stepper.enable()
    while True:
      cmd = raw_input("Command, f or r:")
      direction = cmd[0]
      if direction == "f":
        while True:
          stepper.forward()
      else:
        while True:
          stepper.reverse()
  except Exception as e:
    print(e)
  finally:
    GPIO.cleanup()