Merge pull request #1 from makermelissa/main

Adding the UC8151D driver for eInk Displays

README.rst

@@ -36,18 +36,13 @@ This is easily achieved by downloading
 or individual libraries can be installed using
 `circup <https://github.com/adafruit/circup>`_.
 
-.. todo:: Describe the Adafruit product this library works with. For PCBs, you can also add the
-image from the assets folder in the PCB's GitHub repo.
+Adafruit 2.9" Flexible 296x128 Monochrome eInk / ePaper Display
 
 `Purchase one from the Adafruit shop <http://www.adafruit.com/products/4262>`_
 
 
 Installing from PyPI
 =====================
-.. note:: This library is not available on PyPI yet. Install documentation is included
-   as a standard element. Stay tuned for PyPI availability!
-
-.. todo:: Remove the above note if PyPI version is/will be available at time of release.
 
 On supported GNU/Linux systems like the Raspberry Pi, you can install the driver locally `from
 PyPI <https://pypi.org/project/adafruit-circuitpython-uc8151d/>`_.
@@ -100,8 +95,44 @@ Or the following command to update an existing version:
 Usage Example
 =============
 
-.. todo:: Add a quick, simple example. It and other examples should live in the
-examples folder and be included in docs/examples.rst.
+.. code-block:: python
+
+    import time
+    import board
+    import displayio
+    import adafruit_uc8151d
+
+    displayio.release_displays()
+
+    # This pinout works on a Feather M4 and may need to be altered for other boards.
+    spi = board.SPI()  # Uses SCK and MOSI
+    epd_cs = board.D9
+    epd_dc = board.D10
+    epd_reset = board.D5
+    epd_busy = None
+
+    display_bus = displayio.FourWire(
+        spi, command=epd_dc, chip_select=epd_cs, reset=epd_reset, baudrate=1000000
+    )
+    time.sleep(1)
+
+    display = adafruit_uc8151d.UC8151D(
+        display_bus, width=296, height=128, rotation=90, busy_pin=epd_busy
+    )
+
+    g = displayio.Group()
+
+    with open("/display-ruler.bmp", "rb") as f:
+        pic = displayio.OnDiskBitmap(f)
+        t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
+        g.append(t)
+
+        display.show(g)
+
+        display.refresh()
+
+        time.sleep(120)
+
 
 Contributing
 ============

adafruit_uc8151d.py

@@ -31,18 +31,14 @@ __version__ = "0.0.0-auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_UC8151D.git"
 
 _START_SEQUENCE = (
-    #b"\x01\x05\x03\x00\x2b\x2b\x09"  # power setting
-    #b"\x06\x03\x17\x17\x17"  # booster soft start
-
+    # b"\x01\x05\x03\x00\x2b\x2b\x09"  # power setting
+    # b"\x06\x03\x17\x17\x17"  # booster soft start
     b"\x04\x80\xc8"  # power on and wait 10 ms
     b"\x00\x01\x1f"  # panel setting. Further filled in below.
     b"\x50\x01\x97"  # CDI setting
 )
 
-_STOP_SEQUENCE = (
-    b"\x50\x01\xf7"  # CDI setting
-    b"\x07\x01\xA5"  # Deep Sleep
-)
+_STOP_SEQUENCE = b"\x50\x01\xf7" b"\x07\x01\xA5"  # CDI setting  # Deep Sleep
 # pylint: disable=too-few-public-methods
 class UC8151D(displayio.EPaperDisplay):
     r"""UC8151D driver

docs/conf.py

@@ -25,7 +25,7 @@ extensions = [
 # Uncomment the below if you use native CircuitPython modules such as
 # digitalio, micropython and busio. List the modules you use. Without it, the
 # autodoc module docs will fail to generate with a warning.
-# autodoc_mock_imports = ["digitalio", "busio"]
+autodoc_mock_imports = ["displayio"]
 
 
 intersphinx_mapping = {

docs/index.rst

@@ -24,14 +24,12 @@ Table of Contents
 .. toctree::
     :caption: Tutorials
 
-.. todo:: Add any Learn guide links here. If there are none, then simply delete this todo and leave
-    the toctree above for use later.
+Adafruit 2.9" eInk Display Breakouts and FeatherWings <https://learn.adafruit.com/adafruit-2-9-eink-display-breakouts-and-featherwings>
 
 .. toctree::
     :caption: Related Products
 
-.. todo:: Add any product links here. If there are none, then simply delete this todo and leave
-    the toctree above for use later.
+Adafruit 2.9" Flexible 296x128 Monochrome eInk / ePaper Display <https://www.adafruit.com/product/4262>
 
 .. toctree::
     :caption: Other Links

examples/display-ruler.bmp.license

@@ -0,0 +1,2 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT

examples/uc8151d_simpletest.py

@@ -9,6 +9,7 @@ Supported products:
   * Adafruit Flexible 2.9" Monochrome
     * https://www.adafruit.com/product/4262
   """
+# pylint: disable=no-member
 
 import time
 import board

requirements.txt

@@ -4,3 +4,4 @@
 # SPDX-License-Identifier: MIT
 
 Adafruit-Blinka
+adafruit-blinka-displayio

setup.py

@@ -37,6 +37,7 @@ setup(
     author_email="circuitpython@adafruit.com",
     install_requires=[
         "Adafruit-Blinka",
+        "adafruit-blinka-displayio",
     ],
     # Choose your license
     license="MIT",
@@ -53,7 +54,7 @@ setup(
     ],
     # What does your project relate to?
     keywords="adafruit blinka circuitpython micropython uc8151d uc8151 us8151d displayio epd "
-             "epaper flexible",
+    "epaper flexible",
     # You can just specify the packages manually here if your project is
     # simple. Or you can use find_packages().
     # TODO: IF LIBRARY FILES ARE A PACKAGE FOLDER,