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import logging |
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from curio import sleep, Queue |
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from bricknil import attach, start |
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from bricknil.hub import PoweredUpRemote, BoostHub |
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from bricknil.sensor import InternalMotor, RemoteButtons, LED, Button, ExternalMotor |
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from bricknil.process import Process |
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from bricknil.const import Color |
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from random import randint |
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@attach(LED, name='led') |
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@attach(ExternalMotor, name='motor') |
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class Robot(BoostHub): |
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""" Rotate the external motor connected to a boost hub by degrees |
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Demonstrate both the absolute positioning as well as relative rotation. |
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""" |
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async def run(self): |
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self.message("Running") |
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# Set the robot LED to green to show we're ready |
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await self.led.set_color(Color.green) |
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await sleep(2) |
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# The powered on position becomes the 12 o'clock reference point |
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for i in range(5): |
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# Turn to 11 o'clock position |
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await self.led.set_color(Color.blue) |
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await self.motor.set_pos(-30, speed=50) |
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await sleep(2) |
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await self.led.set_color(Color.red) |
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# Turn to 1 o'clock position |
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await self.motor.set_pos(30, speed=30) |
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await sleep(2) |
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await self.led.set_color(Color.yellow) |
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# Turn to 3 o'clock position |
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await self.motor.set_pos(90, speed=20) |
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await sleep(2) |
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# Rotate a random amount of degrees from 1 to 180 |
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await self.led.set_color(Color.purple) |
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await self.motor.rotate(randint(1,180), speed=10) |
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await sleep(3) |
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# Then reset to 12 o'clock position |
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await self.led.set_color(Color.green) |
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await self.motor.set_pos(0) |
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await sleep(2) |
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async def system(): |
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robot = Robot('Vernie') |
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if __name__ == '__main__': |
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logging.basicConfig(level=logging.DEBUG) |
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start(system) |
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