* Allow adjustment of the PCA9685 PWM frequency to be lowered to increase low-speed DC motor torque. Retain the default of 1600Hz for other purposes.
Thanks to CedarGroveStudios for the update!
To use in CircuitPython, simply install the [Adafruit CircuitPython bundle](https://circuitpython.org/libraries).
To use in CPython, `pip3 install adafruit-circuitpython-motorkit`.
Read the [docs](http://circuitpython.readthedocs.io/projects/motorkit/en/latest/) for info on how to use it.