40 lines
932 B
Python
40 lines
932 B
Python
from time import sleep
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from machine import PWM, Pin
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class DRV8825:
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LEFT = 0
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RIGHT = 1
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def __init__(
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self,
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dir_pin: Pin,
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step_pin: Pin,
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sleep_pin: Pin,
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rst_pin: Pin,
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# microstep_pins: tuple[Pin, Pin, Pin],
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) -> None:
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self.sleep_pin = sleep_pin
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self.step_pin = PWM(step_pin, freq=1000, duty_u16=0)
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self.dir_pin = dir_pin
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self.rst_pin = rst_pin
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# self.microstep_pins = microstep_pins
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pass
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def init(self):
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self.sleep_pin.on()
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self.rst_pin.on()
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def set_direction(self, direction: int) -> None:
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if direction == self.LEFT:
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self.dir_pin.off()
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else:
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self.dir_pin.on()
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def make_step(self, delay: int = 1000) -> None:
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self.step_pin.init(freq=delay, duty_u16=32768)
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sleep(1)
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self.step_pin.init(freq=500, duty_u16=0)
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sleep(1)
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