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Add Himax motion detection example.
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# Himax motion detection example.
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import sensor, image, time, pyb
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from pyb import Pin, ExtInt
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sensor.reset()
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sensor.set_pixformat(sensor.GRAYSCALE)
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sensor.set_framesize(sensor.QVGA)
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sensor.set_framerate(15)
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sensor.ioctl(sensor.IOCTL_HIMAX_MD_THRESHOLD, 0x01)
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sensor.ioctl(sensor.IOCTL_HIMAX_MD_WINDOW, (0, 0, 320, 240))
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sensor.ioctl(sensor.IOCTL_HIMAX_MD_CLEAR)
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sensor.ioctl(sensor.IOCTL_HIMAX_MD_ENABLE, True)
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motion_detected = False
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def on_motion(line):
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global motion_detected
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motion_detected = True
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led = pyb.LED(3)
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ext = ExtInt(Pin("PC15"), ExtInt.IRQ_RISING, Pin.PULL_DOWN, on_motion)
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clock = time.clock()
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while(True):
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clock.tick()
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img = sensor.snapshot()
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if (motion_detected):
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led.on()
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time.sleep_ms(500)
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# Clear motion detection flag
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sensor.ioctl(sensor.IOCTL_HIMAX_MD_CLEAR)
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motion_detected = False
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led.off()
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print(clock.fps())
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