Adafruit-circuitpython-ad569x

What's Changed
* fix circup instruction. convert tabs to spaces in readme by FoamyGuy in https://github.com/adafruit/Adafruit_CircuitPython_AD569x/pull/4

New Contributors
* FoamyGuy made their first contribution in https://github.com/adafruit/Adafruit_CircuitPython_AD569x/pull/4

**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_AD569x/compare/2.0.3...2.0.4

**Full Changelog**: https://github.com/adafruit/Adafruit_CircuitPython_AD569x/compare/2.0.2...2.0.3

Changes: https://github.com/adafruit/Adafruit_CircuitPython_AD569x/compare/2.0.1...2.0.2

To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).

To use in CPython, `pip3 install adafruit-circuitpython-ad569x`.

Read the [docs](https://circuitpython.readthedocs.io/projects/ad569x/en/latest/) for info on how to use it.

This release adds additional comments in docsctrings to explain constant values use.

- Parameter setting has been fixed.
- `dac` and `update_dac` have been removed for clarity.
- `adafruit_register` is no longer required.

This module works with the AD569x DACs over I2C.

To use in CircuitPython, download the .mpy file and copy it to the lib folder on the CIRCUITPY drive.

Read the [docs](https://adafruit-circuitpython-ad569x.readthedocs.io/en/latest/) for info on how to use it.