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Fixing I2C issue. #6

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Merged
ladyada merged 1 commit into from
Mar 19, 2019
Merged

Fixing I2C issue. #6

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6 changes: 3 additions & 3 deletions adafruit_servokit.py
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,6 @@
"""

import board
import busio
from adafruit_pca9685 import PCA9685

__version__ = "0.0.0-auto.0"
Expand All @@ -77,12 +76,13 @@ class ServoKit:
Default reference clock speed is ``25000000``.

"""
def __init__(self, *, channels, address=0x40, reference_clock_speed=25000000):
def __init__(self, *, channels, i2c=None, address=0x40, reference_clock_speed=25000000):
if channels not in [8, 16]:
raise ValueError("servo_channels must be 8 or 16!")
self._items = [None] * channels
self._channels = channels
i2c = busio.I2C(board.SCL, board.SDA)
if i2c is None:
i2c = board.I2C()
self._pca = PCA9685(i2c, address=address, reference_clock_speed=reference_clock_speed)
self._pca.frequency = 50

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