35 lines
984 B
Python
35 lines
984 B
Python
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# Ref: https://learn.adafruit.com/adafruit-i2c-qt-rotary-encoder/python-circuitpython
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import board
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from adafruit_seesaw import seesaw, rotaryio, digitalio
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import busio
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from adafruit_debouncer import Button # Also requires adafruit_ticks to be present in /lib/
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SDA = board.GP0
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SCL = board.GP1
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i2c = busio.I2C(SCL, SDA)
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seesaw = seesaw.Seesaw(i2c, 0x36)
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seesaw.pin_mode(24, seesaw.INPUT_PULLUP)
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pin = digitalio.DigitalIO(seesaw, 24)
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button = Button(pin)
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encoder = rotaryio.IncrementalEncoder(seesaw)
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last_position = None
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while True:
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# Update the debouncer.
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# Needs to happen very frequently
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button.update()
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# negate the position to make clockwise rotation positive
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position = -encoder.position
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if position != last_position:
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last_position = position
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print("Position: {}".format(position))
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if button.short_count == 1:
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print("Button was short pressed once")
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if button.long_press:
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print("Button was long pressed")
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