Merge pull request #94 from adafruit/UC8197

add UC8197 driver

.gitattributes

@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: 2024 Justin Myers for Adafruit Industries
+#
+# SPDX-License-Identifier: Unlicense
+
+.py text eol=lf
+.rst text eol=lf
+.txt text eol=lf
+.yaml text eol=lf
+.toml text eol=lf
+.license text eol=lf
+.md text eol=lf

.pre-commit-config.yaml

@@ -1,42 +1,21 @@
-# SPDX-FileCopyrightText: 2020 Diego Elio Pettenò
+# SPDX-FileCopyrightText: 2024 Justin Myers for Adafruit Industries
 #
 # SPDX-License-Identifier: Unlicense
 
 repos:
-  - repo: https://github.com/python/black
-    rev: 23.3.0
-    hooks:
-      - id: black
-  - repo: https://github.com/fsfe/reuse-tool
-    rev: v1.1.2
-    hooks:
-      - id: reuse
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.4.0
+    rev: v4.5.0
     hooks:
       - id: check-yaml
       - id: end-of-file-fixer
       - id: trailing-whitespace
-  - repo: https://github.com/pycqa/pylint
-    rev: v2.17.4
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.3.4
     hooks:
-      - id: pylint
-        name: pylint (library code)
-        types: [python]
-        args:
-          - --disable=consider-using-f-string,duplicate-code
-        exclude: "^(docs/|examples/|tests/|setup.py$)"
-      - id: pylint
-        name: pylint (example code)
-        description: Run pylint rules on "examples/*.py" files
-        types: [python]
-        files: "^examples/"
-        args:
-          - --disable=missing-docstring,invalid-name,consider-using-f-string,duplicate-code
-      - id: pylint
-        name: pylint (test code)
-        description: Run pylint rules on "tests/*.py" files
-        types: [python]
-        files: "^tests/"
-        args:
-          - --disable=missing-docstring,consider-using-f-string,duplicate-code
+      - id: ruff-format
+      - id: ruff
+        args: ["--fix"]
+  - repo: https://github.com/fsfe/reuse-tool
+    rev: v3.0.1
+    hooks:
+      - id: reuse

.pylintrc

@@ -1,399 +0,0 @@
-# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
-#
-# SPDX-License-Identifier: Unlicense
-
-[MASTER]
-
-# A comma-separated list of package or module names from where C extensions may
-# be loaded. Extensions are loading into the active Python interpreter and may
-# run arbitrary code
-extension-pkg-whitelist=
-
-# Add files or directories to the ignore-list. They should be base names, not
-# paths.
-ignore=CVS
-
-# Add files or directories matching the regex patterns to the ignore-list. The
-# regex matches against base names, not paths.
-ignore-patterns=
-
-# Python code to execute, usually for sys.path manipulation such as
-# pygtk.require().
-#init-hook=
-
-# Use multiple processes to speed up Pylint.
-jobs=1
-
-# List of plugins (as comma separated values of python modules names) to load,
-# usually to register additional checkers.
-load-plugins=pylint.extensions.no_self_use
-
-# Pickle collected data for later comparisons.
-persistent=yes
-
-# Specify a configuration file.
-#rcfile=
-
-# Allow loading of arbitrary C extensions. Extensions are imported into the
-# active Python interpreter and may run arbitrary code.
-unsafe-load-any-extension=no
-
-
-[MESSAGES CONTROL]
-
-# Only show warnings with the listed confidence levels. Leave empty to show
-# all. Valid levels: HIGH, INFERENCE, INFERENCE_FAILURE, UNDEFINED
-confidence=
-
-# Disable the message, report, category or checker with the given id(s). You
-# can either give multiple identifiers separated by comma (,) or put this
-# option multiple times (only on the command line, not in the configuration
-# file where it should appear only once).You can also use "--disable=all" to
-# disable everything first and then reenable specific checks. For example, if
-# you want to run only the similarities checker, you can use "--disable=all
-# --enable=similarities". If you want to run only the classes checker, but have
-# no Warning level messages displayed, use"--disable=all --enable=classes
-# --disable=W"
-# disable=import-error,raw-checker-failed,bad-inline-option,locally-disabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,deprecated-str-translate-call
-disable=raw-checker-failed,bad-inline-option,locally-disabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,import-error,pointless-string-statement,unspecified-encoding
-
-# Enable the message, report, category or checker with the given id(s). You can
-# either give multiple identifier separated by comma (,) or put this option
-# multiple time (only on the command line, not in the configuration file where
-# it should appear only once). See also the "--disable" option for examples.
-enable=
-
-
-[REPORTS]
-
-# Python expression which should return a note less than 10 (10 is the highest
-# note). You have access to the variables errors warning, statement which
-# respectively contain the number of errors / warnings messages and the total
-# number of statements analyzed. This is used by the global evaluation report
-# (RP0004).
-evaluation=10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10)
-
-# Template used to display messages. This is a python new-style format string
-# used to format the message information. See doc for all details
-#msg-template=
-
-# Set the output format. Available formats are text, parseable, colorized, json
-# and msvs (visual studio).You can also give a reporter class, eg
-# mypackage.mymodule.MyReporterClass.
-output-format=text
-
-# Tells whether to display a full report or only the messages
-reports=no
-
-# Activate the evaluation score.
-score=yes
-
-
-[REFACTORING]
-
-# Maximum number of nested blocks for function / method body
-max-nested-blocks=5
-
-
-[LOGGING]
-
-# Logging modules to check that the string format arguments are in logging
-# function parameter format
-logging-modules=logging
-
-
-[SPELLING]
-
-# Spelling dictionary name. Available dictionaries: none. To make it working
-# install python-enchant package.
-spelling-dict=
-
-# List of comma separated words that should not be checked.
-spelling-ignore-words=
-
-# A path to a file that contains private dictionary; one word per line.
-spelling-private-dict-file=
-
-# Tells whether to store unknown words to indicated private dictionary in
-# --spelling-private-dict-file option instead of raising a message.
-spelling-store-unknown-words=no
-
-
-[MISCELLANEOUS]
-
-# List of note tags to take in consideration, separated by a comma.
-# notes=FIXME,XXX,TODO
-notes=FIXME,XXX
-
-
-[TYPECHECK]
-
-# List of decorators that produce context managers, such as
-# contextlib.contextmanager. Add to this list to register other decorators that
-# produce valid context managers.
-contextmanager-decorators=contextlib.contextmanager
-
-# List of members which are set dynamically and missed by pylint inference
-# system, and so shouldn't trigger E1101 when accessed. Python regular
-# expressions are accepted.
-generated-members=
-
-# Tells whether missing members accessed in mixin class should be ignored. A
-# mixin class is detected if its name ends with "mixin" (case insensitive).
-ignore-mixin-members=yes
-
-# This flag controls whether pylint should warn about no-member and similar
-# checks whenever an opaque object is returned when inferring. The inference
-# can return multiple potential results while evaluating a Python object, but
-# some branches might not be evaluated, which results in partial inference. In
-# that case, it might be useful to still emit no-member and other checks for
-# the rest of the inferred objects.
-ignore-on-opaque-inference=yes
-
-# List of class names for which member attributes should not be checked (useful
-# for classes with dynamically set attributes). This supports the use of
-# qualified names.
-ignored-classes=optparse.Values,thread._local,_thread._local
-
-# List of module names for which member attributes should not be checked
-# (useful for modules/projects where namespaces are manipulated during runtime
-# and thus existing member attributes cannot be deduced by static analysis. It
-# supports qualified module names, as well as Unix pattern matching.
-ignored-modules=board
-
-# Show a hint with possible names when a member name was not found. The aspect
-# of finding the hint is based on edit distance.
-missing-member-hint=yes
-
-# The minimum edit distance a name should have in order to be considered a
-# similar match for a missing member name.
-missing-member-hint-distance=1
-
-# The total number of similar names that should be taken in consideration when
-# showing a hint for a missing member.
-missing-member-max-choices=1
-
-
-[VARIABLES]
-
-# List of additional names supposed to be defined in builtins. Remember that
-# you should avoid to define new builtins when possible.
-additional-builtins=
-
-# Tells whether unused global variables should be treated as a violation.
-allow-global-unused-variables=yes
-
-# List of strings which can identify a callback function by name. A callback
-# name must start or end with one of those strings.
-callbacks=cb_,_cb
-
-# A regular expression matching the name of dummy variables (i.e. expectedly
-# not used).
-dummy-variables-rgx=_+$|(_[a-zA-Z0-9_]*[a-zA-Z0-9]+?$)|dummy|^ignored_|^unused_
-
-# Argument names that match this expression will be ignored. Default to name
-# with leading underscore
-ignored-argument-names=_.*|^ignored_|^unused_
-
-# Tells whether we should check for unused import in __init__ files.
-init-import=no
-
-# List of qualified module names which can have objects that can redefine
-# builtins.
-redefining-builtins-modules=six.moves,future.builtins
-
-
-[FORMAT]
-
-# Expected format of line ending, e.g. empty (any line ending), LF or CRLF.
-# expected-line-ending-format=
-expected-line-ending-format=LF
-
-# Regexp for a line that is allowed to be longer than the limit.
-ignore-long-lines=^\s*(# )?<?https?://\S+>?$
-
-# Number of spaces of indent required inside a hanging  or continued line.
-indent-after-paren=4
-
-# String used as indentation unit. This is usually "    " (4 spaces) or "\t" (1
-# tab).
-indent-string='    '
-
-# Maximum number of characters on a single line.
-max-line-length=100
-
-# Maximum number of lines in a module
-max-module-lines=1000
-
-# Allow the body of a class to be on the same line as the declaration if body
-# contains single statement.
-single-line-class-stmt=no
-
-# Allow the body of an if to be on the same line as the test if there is no
-# else.
-single-line-if-stmt=no
-
-
-[SIMILARITIES]
-
-# Ignore comments when computing similarities.
-ignore-comments=yes
-
-# Ignore docstrings when computing similarities.
-ignore-docstrings=yes
-
-# Ignore imports when computing similarities.
-ignore-imports=yes
-
-# Minimum lines number of a similarity.
-min-similarity-lines=12
-
-
-[BASIC]
-
-# Regular expression matching correct argument names
-argument-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
-
-# Regular expression matching correct attribute names
-attr-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
-
-# Bad variable names which should always be refused, separated by a comma
-bad-names=foo,bar,baz,toto,tutu,tata
-
-# Regular expression matching correct class attribute names
-class-attribute-rgx=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
-
-# Regular expression matching correct class names
-# class-rgx=[A-Z_][a-zA-Z0-9]+$
-class-rgx=[A-Z_][a-zA-Z0-9_]+$
-
-# Regular expression matching correct constant names
-const-rgx=(([A-Z_][A-Z0-9_]*)|(__.*__))$
-
-# Minimum line length for functions/classes that require docstrings, shorter
-# ones are exempt.
-docstring-min-length=-1
-
-# Regular expression matching correct function names
-function-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
-
-# Good variable names which should always be accepted, separated by a comma
-# good-names=i,j,k,ex,Run,_
-good-names=r,g,b,w,i,j,k,n,x,y,z,ex,ok,Run,_
-
-# Include a hint for the correct naming format with invalid-name
-include-naming-hint=no
-
-# Regular expression matching correct inline iteration names
-inlinevar-rgx=[A-Za-z_][A-Za-z0-9_]*$
-
-# Regular expression matching correct method names
-method-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
-
-# Regular expression matching correct module names
-module-rgx=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
-
-# Colon-delimited sets of names that determine each other's naming style when
-# the name regexes allow several styles.
-name-group=
-
-# Regular expression which should only match function or class names that do
-# not require a docstring.
-no-docstring-rgx=^_
-
-# List of decorators that produce properties, such as abc.abstractproperty. Add
-# to this list to register other decorators that produce valid properties.
-property-classes=abc.abstractproperty
-
-# Regular expression matching correct variable names
-variable-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
-
-
-[IMPORTS]
-
-# Allow wildcard imports from modules that define __all__.
-allow-wildcard-with-all=no
-
-# Analyse import fallback blocks. This can be used to support both Python 2 and
-# 3 compatible code, which means that the block might have code that exists
-# only in one or another interpreter, leading to false positives when analysed.
-analyse-fallback-blocks=no
-
-# Deprecated modules which should not be used, separated by a comma
-deprecated-modules=optparse,tkinter.tix
-
-# Create a graph of external dependencies in the given file (report RP0402 must
-# not be disabled)
-ext-import-graph=
-
-# Create a graph of every (i.e. internal and external) dependencies in the
-# given file (report RP0402 must not be disabled)
-import-graph=
-
-# Create a graph of internal dependencies in the given file (report RP0402 must
-# not be disabled)
-int-import-graph=
-
-# Force import order to recognize a module as part of the standard
-# compatibility libraries.
-known-standard-library=
-
-# Force import order to recognize a module as part of a third party library.
-known-third-party=enchant
-
-
-[CLASSES]
-
-# List of method names used to declare (i.e. assign) instance attributes.
-defining-attr-methods=__init__,__new__,setUp
-
-# List of member names, which should be excluded from the protected access
-# warning.
-exclude-protected=_asdict,_fields,_replace,_source,_make
-
-# List of valid names for the first argument in a class method.
-valid-classmethod-first-arg=cls
-
-# List of valid names for the first argument in a metaclass class method.
-valid-metaclass-classmethod-first-arg=mcs
-
-
-[DESIGN]
-
-# Maximum number of arguments for function / method
-max-args=5
-
-# Maximum number of attributes for a class (see R0902).
-# max-attributes=7
-max-attributes=11
-
-# Maximum number of boolean expressions in a if statement
-max-bool-expr=5
-
-# Maximum number of branch for function / method body
-max-branches=12
-
-# Maximum number of locals for function / method body
-max-locals=15
-
-# Maximum number of parents for a class (see R0901).
-max-parents=7
-
-# Maximum number of public methods for a class (see R0904).
-max-public-methods=20
-
-# Maximum number of return / yield for function / method body
-max-returns=6
-
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-max-statements=50
-
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-min-public-methods=1
-
-
-[EXCEPTIONS]
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-# "Exception"
-overgeneral-exceptions=builtins.Exception

.readthedocs.yaml

@@ -8,8 +8,11 @@
 # Required
 version: 2
 
+sphinx:
+  configuration: docs/conf.py
+
 build:
-  os: ubuntu-20.04
+  os: ubuntu-lts-latest
   tools:
     python: "3"
 

README.rst

@@ -13,9 +13,9 @@ Introduction
     :target: https://github.com/adafruit/Adafruit_CircuitPython_EPD/actions/
     :alt: Build Status
 
-.. image:: https://img.shields.io/badge/code%20style-black-000000.svg
-    :target: https://github.com/psf/black
-    :alt: Code Style: Black
+.. image:: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json
+    :target: https://github.com/astral-sh/ruff
+    :alt: Code Style: Ruff
 
 This library is for using CircuitPython with e-ink displays with built in SRAM.
 

adafruit_epd/ek79686.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit EK79686 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     "Needed for type annotations"
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -56,7 +59,6 @@ _EK79686_VCM_DC_SETTING = const(0x82)
 class Adafruit_EK79686(Adafruit_EPD):
     """driver class for Adafruit EK79686 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -67,11 +69,9 @@ class Adafruit_EK79686(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         self._buffer1_size = int(width * height / 8)
         self._buffer2_size = int(width * height / 8)
@@ -158,9 +158,7 @@ class Adafruit_EK79686(Adafruit_EPD):
             return self.command(_EK79686_DTM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         return  # on this chip it does nothing

adafruit_epd/epd.py

@@ -8,20 +8,22 @@
 CircuitPython driver for Adafruit ePaper display breakouts
 * Author(s): Dean Miller
 """
-# pylint: disable=ungrouped-imports
 
 import time
-from micropython import const
+
 from digitalio import Direction
+from micropython import const
+
 from adafruit_epd import mcp_sram
 
 try:
     """Needed for type annotations"""
-    from typing import Any, Union, Callable, Optional
-    from typing_extensions import Literal
+    from typing import Any, Callable, Optional, Union
+
     from busio import SPI
-    from digitalio import DigitalInOut
     from circuitpython_typing.pil import Image
+    from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -30,7 +32,7 @@ __version__ = "0.0.0+auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_EPD.git"
 
 
-class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-public-methods, too-many-arguments
+class Adafruit_EPD:
     """Base class for EPD displays"""
 
     BLACK = const(0)
@@ -50,7 +52,7 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
         busy_pin: DigitalInOut,
-    ) -> None:  # pylint: disable=too-many-arguments
+    ) -> None:
         self._width = width
         self._height = height
 
@@ -96,7 +98,7 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
         self._black_inverted = self._color_inverted = True
         self.hardware_reset()
 
-    def display(self) -> None:  # pylint: disable=too-many-branches
+    def display(self) -> None:
         """show the contents of the display buffer"""
         self.power_up()
 
@@ -163,9 +165,8 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
 
             self._cs.value = True
             self.spi_device.unlock()
-        else:
-            if self.sram:
-                self.sram.cs_pin.value = True
+        elif self.sram:
+            self.sram.cs_pin.value = True
 
         self.update()
 
@@ -177,9 +178,7 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
             self._rst.value = True
             time.sleep(0.1)
 
-    def command(
-        self, cmd: int, data: Optional[bytearray] = None, end: bool = True
-    ) -> int:
+    def command(self, cmd: int, data: Optional[bytearray] = None, end: bool = True) -> int:
         """Send command byte to display."""
         self._cs.value = True
         self._dc.value = False
@@ -298,21 +297,15 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
             self._blackframebuf.fill(black_fill)
             self._colorframebuf.fill(red_fill)
 
-    def rect(
-        self, x: int, y: int, width: int, height: int, color: int
-    ) -> None:  # pylint: disable=too-many-arguments
+    def rect(self, x: int, y: int, width: int, height: int, color: int) -> None:
         """draw a rectangle"""
         self._color_dup("rect", (x, y, width, height), color)
 
-    def fill_rect(
-        self, x: int, y: int, width: int, height: int, color: int
-    ) -> None:  # pylint: disable=too-many-arguments
+    def fill_rect(self, x: int, y: int, width: int, height: int, color: int) -> None:
         """fill a rectangle with the passed color"""
         self._color_dup("fill_rect", (x, y, width, height), color)
 
-    def line(
-        self, x_0: int, y_0: int, x_1: int, y_1: int, color: int
-    ) -> None:  # pylint: disable=too-many-arguments
+    def line(self, x_0: int, y_0: int, x_1: int, y_1: int, color: int) -> None:
         """Draw a line from (x_0, y_0) to (x_1, y_1) in passed color"""
         self._color_dup("line", (x_0, y_0, x_1, y_1), color)
 
@@ -324,7 +317,7 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
         color: int,
         *,
         font_name: str = "font5x8.bin",
-        size: int = 1
+        size: int = 1,
     ) -> None:
         """Write text string at location (x, y) in given color, using font file"""
         if self._blackframebuf is self._colorframebuf:  # monochrome
@@ -357,14 +350,14 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
     @property
     def width(self) -> int:
         """The width of the display, accounting for rotation"""
-        if self.rotation in (0, 2):
+        if self.rotation in {0, 2}:
             return self._width
         return self._height
 
     @property
     def height(self) -> int:
         """The height of the display, accounting for rotation"""
-        if self.rotation in (0, 2):
+        if self.rotation in {0, 2}:
             return self._height
         return self._width
 
@@ -406,9 +399,7 @@ class Adafruit_EPD:  # pylint: disable=too-many-instance-attributes, too-many-pu
         imwidth, imheight = image.size
         if imwidth != self.width or imheight != self.height:
             raise ValueError(
-                "Image must be same dimensions as display ({0}x{1}).".format(
-                    self.width, self.height
-                )
+                f"Image must be same dimensions as display ({self.width}x{self.height})."
             )
         if self.sram:
             raise RuntimeError("PIL image is not for use with SRAM assist")

adafruit_epd/il0373.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit il0373 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -56,7 +59,6 @@ _IL0373_VCM_DC_SETTING = const(0x82)
 class Adafruit_IL0373(Adafruit_EPD):
     """driver class for Adafruit IL0373 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -67,11 +69,9 @@ class Adafruit_IL0373(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         self._buffer1_size = int(width * height / 8)
         self._buffer2_size = int(width * height / 8)
@@ -155,9 +155,7 @@ class Adafruit_IL0373(Adafruit_EPD):
             return self.command(_IL0373_DTM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         return  # on this chip it does nothing

adafruit_epd/il0398.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit IL0398 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -57,7 +60,6 @@ _IL0398_VCM_DC_SETTING = const(0x82)
 class Adafruit_IL0398(Adafruit_EPD):
     """driver class for Adafruit IL0373 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -68,11 +70,9 @@ class Adafruit_IL0398(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         self._buffer1_size = int(width * height / 8)
         self._buffer2_size = int(width * height / 8)
@@ -155,9 +155,7 @@ class Adafruit_IL0398(Adafruit_EPD):
             return self.command(_IL0398_DTM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         return  # on this chip it does nothing

adafruit_epd/il91874.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit IL91874 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     "Needed for type annotations"
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -52,19 +55,16 @@ _IL91874_CDI = const(0x50)
 _IL91874_RESOLUTION = const(0x61)
 _IL91874_VCM_DC_SETTING = const(0x82)
 
-# pylint: disable=line-too-long
-_LUT_VCOMDC = b"\x00\x00\x00\x1a\x1a\x00\x00\x01\x00\n\n\x00\x00\x08\x00\x0e\x01\x0e\x01\x10\x00\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"
-_LUT_WW = b"\x90\x1a\x1a\x00\x00\x01@\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x80\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"
-_LUT_BW = b"\xa0\x1a\x1a\x00\x00\x01\x00\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x90\n\n\x00\x00\x08\xb0\x04\x10\x00\x00\x05\xb0\x03\x0e\x00\x00\n\xc0#\x00\x00\x00\x01"
-_LUT_BB = b"\x90\x1a\x1a\x00\x00\x01@\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x80\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"
-_LUT_WB = b"\x90\x1a\x1a\x00\x00\x01 \n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x10\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"
-# pylint: enable=line-too-long
+_LUT_VCOMDC = b"\x00\x00\x00\x1a\x1a\x00\x00\x01\x00\n\n\x00\x00\x08\x00\x0e\x01\x0e\x01\x10\x00\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"  # noqa: E501
+_LUT_WW = b"\x90\x1a\x1a\x00\x00\x01@\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x80\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"  # noqa: E501
+_LUT_BW = b"\xa0\x1a\x1a\x00\x00\x01\x00\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x90\n\n\x00\x00\x08\xb0\x04\x10\x00\x00\x05\xb0\x03\x0e\x00\x00\n\xc0#\x00\x00\x00\x01"  # noqa: E501
+_LUT_BB = b"\x90\x1a\x1a\x00\x00\x01@\n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x80\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"  # noqa: E501
+_LUT_WB = b"\x90\x1a\x1a\x00\x00\x01 \n\n\x00\x00\x08\x84\x0e\x01\x0e\x01\x10\x10\n\n\x00\x00\x08\x00\x04\x10\x00\x00\x05\x00\x03\x0e\x00\x00\n\x00#\x00\x00\x00\x01"  # noqa: E501
 
 
 class Adafruit_IL91874(Adafruit_EPD):
     """driver class for Adafruit IL91874 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -75,11 +75,9 @@ class Adafruit_IL91874(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         self._buffer1_size = int(width * height / 8)
         self._buffer2_size = int(width * height / 8)
@@ -178,9 +176,7 @@ class Adafruit_IL91874(Adafruit_EPD):
             return self.command(_IL91874_DTM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         return  # on this chip it does nothing

adafruit_epd/jd79661.py

@@ -0,0 +1,467 @@
+# SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+"""
+`adafruit_epd.jd79661` - Adafruit JD79661 - quad-color ePaper display driver
+====================================================================================
+CircuitPython driver for Adafruit JD79661 quad-color display breakouts
+* Author(s): Liz Clark
+"""
+
+import time
+
+import adafruit_framebuf
+from micropython import const
+
+from adafruit_epd.epd import Adafruit_EPD
+
+try:
+    """Needed for type annotations"""
+    import typing
+
+    from busio import SPI
+    from circuitpython_typing.pil import Image
+    from digitalio import DigitalInOut
+    from typing_extensions import Literal
+
+except ImportError:
+    pass
+
+__version__ = "0.0.0+auto.0"
+__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_EPD.git"
+
+# Command constants
+_JD79661_PANEL_SETTING = const(0x00)
+_JD79661_POWER_SETTING = const(0x01)
+_JD79661_POWER_OFF = const(0x02)
+_JD79661_POWER_ON = const(0x04)
+_JD79661_BOOSTER_SOFTSTART = const(0x06)
+_JD79661_DEEP_SLEEP = const(0x07)
+_JD79661_DATA_START_XMIT = const(0x10)
+_JD79661_DISPLAY_REFRESH = const(0x12)
+_JD79661_PLL_CONTROL = const(0x30)
+_JD79661_CDI = const(0x50)
+_JD79661_RESOLUTION = const(0x61)
+
+# Color constants for internal use (2-bit values)
+_JD79661_BLACK = const(0b00)
+_JD79661_WHITE = const(0b01)
+_JD79661_YELLOW = const(0b10)
+_JD79661_RED = const(0b11)
+
+# Other command constants from init sequence
+_JD79661_POFS = const(0x03)
+_JD79661_TCON = const(0x60)
+_JD79661_CMD_E7 = const(0xE7)
+_JD79661_CMD_E3 = const(0xE3)
+_JD79661_CMD_B4 = const(0xB4)
+_JD79661_CMD_B5 = const(0xB5)
+_JD79661_CMD_E9 = const(0xE9)
+_JD79661_CMD_4D = const(0x4D)
+
+
+class Adafruit_JD79661(Adafruit_EPD):
+    """Driver for the JD79661 quad-color ePaper display breakouts"""
+
+    BLACK = const(0)  # 0b00 in the display buffer
+    WHITE = const(1)  # 0b01 in the display buffer
+    YELLOW = const(2)  # 0b10 in the display buffer
+    RED = const(3)  # 0b11 in the display buffer
+
+    def __init__(
+        self,
+        width: int,
+        height: int,
+        spi: SPI,
+        *,
+        cs_pin: DigitalInOut,
+        dc_pin: DigitalInOut,
+        sramcs_pin: DigitalInOut,
+        rst_pin: DigitalInOut,
+        busy_pin: DigitalInOut,
+    ) -> None:
+        """Initialize the quad-color display driver.
+
+        Note: This driver uses a different buffer architecture than the parent class.
+        Instead of separate black and color buffers, it uses a single buffer with
+        2 bits per pixel to represent 4 colors.
+        """
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
+
+        stride = width
+        if stride % 8 != 0:
+            stride += 8 - stride % 8
+
+        self._buffer1_size = int(stride * height / 4)
+        self._buffer2_size = 0  # No second buffer for this display
+
+        if sramcs_pin:
+            self._buffer1 = self.sram.get_view(0)
+            self._buffer2 = self._buffer1
+        else:
+            self._buffer1 = bytearray(self._buffer1_size)
+            self._buffer2 = self._buffer1
+
+        self._framebuf1 = adafruit_framebuf.FrameBuffer(
+            self._buffer1,
+            width,
+            height,
+            stride=stride,
+            buf_format=adafruit_framebuf.MHMSB,
+        )
+        self._framebuf2 = self._framebuf1  # Same framebuffer for compatibility
+
+        # Set single byte transactions
+        self._single_byte_tx = True
+
+        # Set up buffer references for parent class compatibility
+        # Both point to the same buffer since we don't have separate color planes
+        self.set_black_buffer(0, False)
+        self.set_color_buffer(0, False)
+
+        # Initialize with default fill
+        self.fill(Adafruit_JD79661.WHITE)
+
+    def begin(self, reset: bool = True) -> None:
+        """Begin communication with the display and set basic settings"""
+        if reset:
+            self.hardware_reset()
+        time.sleep(0.1)
+        self.power_down()
+
+    def busy_wait(self) -> None:
+        """Wait for display to be done with current task, either by polling the
+        busy pin, or pausing. Note: JD79661 busy is HIGH when busy"""
+        if self._busy:
+            while not self._busy.value:  # Wait for busy HIGH
+                time.sleep(0.01)
+        else:
+            time.sleep(0.5)
+
+    def power_up(self) -> None:
+        """Power up the display in preparation for writing RAM and updating"""
+        self.hardware_reset()
+        self.busy_wait()
+
+        # Send initialization sequence
+        time.sleep(0.01)  # Wait 10ms
+
+        self.command(_JD79661_CMD_4D, bytearray([0x78]))
+        self.command(
+            _JD79661_PANEL_SETTING, bytearray([0x8F, 0x29])
+        )  # PSR, Display resolution is 128x250
+        self.command(_JD79661_POWER_SETTING, bytearray([0x07, 0x00]))  # PWR
+        self.command(_JD79661_POFS, bytearray([0x10, 0x54, 0x44]))  # POFS
+        self.command(
+            _JD79661_BOOSTER_SOFTSTART, bytearray([0x05, 0x00, 0x3F, 0x0A, 0x25, 0x12, 0x1A])
+        )
+        self.command(_JD79661_CDI, bytearray([0x37]))  # CDI
+        self.command(_JD79661_TCON, bytearray([0x02, 0x02]))  # TCON
+        self.command(_JD79661_RESOLUTION, bytearray([0, 128, 0, 250]))  # TRES
+        self.command(_JD79661_CMD_E7, bytearray([0x1C]))
+        self.command(_JD79661_CMD_E3, bytearray([0x22]))
+        self.command(_JD79661_CMD_B4, bytearray([0xD0]))
+        self.command(_JD79661_CMD_B5, bytearray([0x03]))
+        self.command(_JD79661_CMD_E9, bytearray([0x01]))
+        self.command(_JD79661_PLL_CONTROL, bytearray([0x08]))
+        self.command(_JD79661_POWER_ON)
+
+        self.busy_wait()
+
+    def power_down(self) -> None:
+        """Power down the display - required when not actively displaying!"""
+        if self._rst:
+            self.command(_JD79661_POWER_OFF, bytearray([0x00]))
+            self.busy_wait()
+            self.command(_JD79661_DEEP_SLEEP, bytearray([0xA5]))
+            time.sleep(0.1)
+
+    def update(self) -> None:
+        """Update the display from internal memory"""
+        self.command(_JD79661_DISPLAY_REFRESH, bytearray([0x00]))
+        self.busy_wait()
+        if not self._busy:
+            time.sleep(1)  # Wait 1 second if no busy pin
+
+    def write_ram(self, index: Literal[0, 1]) -> int:
+        """Send the one byte command for starting the RAM write process."""
+        # JD79661 uses same command for all data
+        return self.command(_JD79661_DATA_START_XMIT, end=False)
+
+    def set_ram_address(self, x: int, y: int) -> None:
+        """Set the RAM address location."""
+        # Not used for JD79661
+        pass
+
+    def fill(self, color: int) -> None:
+        """Fill the entire display with the specified color.
+
+        Args:
+            color: Color value (BLACK, WHITE, YELLOW, or RED)
+
+        Raises:
+            ValueError: If an invalid color is specified
+        """
+        # Map colors to fill patterns (4 pixels per byte)
+        color_map = {
+            Adafruit_JD79661.BLACK: 0x00,  # 0b00000000 - all pixels black
+            Adafruit_JD79661.WHITE: 0x55,  # 0b01010101 - all pixels white
+            Adafruit_JD79661.YELLOW: 0xAA,  # 0b10101010 - all pixels yellow
+            Adafruit_JD79661.RED: 0xFF,  # 0b11111111 - all pixels red
+        }
+
+        if color not in color_map:
+            raise ValueError(
+                f"Invalid color: {color}. Use BLACK (0), WHITE (1), YELLOW (2), or RED (3)."
+            )
+
+        fill_byte = color_map[color]
+
+        if self.sram:
+            self.sram.erase(0x00, self._buffer1_size, fill_byte)
+        else:
+            for i in range(self._buffer1_size):
+                self._buffer1[i] = fill_byte
+
+    def pixel(self, x: int, y: int, color: int) -> None:
+        """Draw a single pixel in the display buffer.
+
+        Args:
+            x: X coordinate
+            y: Y coordinate
+            color: Color value (BLACK, WHITE, YELLOW, or RED)
+        """
+        if (x < 0) or (x >= self.width) or (y < 0) or (y >= self.height):
+            return
+
+        # Handle rotation
+        if self.rotation == 1:
+            x, y = y, x
+            x = self._width - x - 1
+            if self._width % 8 != 0:
+                x -= self._width % 8
+        elif self.rotation == 2:
+            x = self._width - x - 1
+            y = self._height - y - 1
+            if self._width % 8 != 0:
+                x += self._width % 8
+        elif self.rotation == 3:
+            x, y = y, x
+            y = self._height - y - 1
+
+        # Calculate stride (width adjusted to be divisible by 8)
+        stride = self._width
+        if stride % 8 != 0:
+            stride += 8 - stride % 8
+
+        # Map color constants to 2-bit values
+        color_map = {
+            Adafruit_JD79661.BLACK: _JD79661_BLACK,
+            Adafruit_JD79661.WHITE: _JD79661_WHITE,
+            Adafruit_JD79661.YELLOW: _JD79661_YELLOW,
+            Adafruit_JD79661.RED: _JD79661_RED,
+        }
+
+        if color not in color_map:
+            # Default to white for invalid colors
+            pixel_color = _JD79661_WHITE
+        else:
+            pixel_color = color_map[color]
+
+        # Calculate byte address (4 pixels per byte)
+        addr = (x + y * stride) // 4
+
+        # Calculate bit offset within byte (2 bits per pixel)
+        # Pixels are packed left-to-right, MSB first
+        bit_offset = (3 - (x % 4)) * 2
+
+        # Create masks
+        byte_mask = 0x3 << bit_offset
+        byte_value = (pixel_color & 0x3) << bit_offset
+
+        # Read, modify, write
+        if self.sram:
+            current = self.sram.read8(addr)
+            current &= ~byte_mask
+            current |= byte_value
+            self.sram.write8(addr, current)
+        else:
+            self._buffer1[addr] &= ~byte_mask
+            self._buffer1[addr] |= byte_value
+
+    def rect(self, x: int, y: int, width: int, height: int, color: int) -> None:
+        """Draw a rectangle.
+
+        Overridden to use the quad-color pixel method.
+        """
+        for i in range(x, x + width):
+            self.pixel(i, y, color)
+            self.pixel(i, y + height - 1, color)
+        for j in range(y + 1, y + height - 1):
+            self.pixel(x, j, color)
+            self.pixel(x + width - 1, j, color)
+
+    def fill_rect(self, x: int, y: int, width: int, height: int, color: int) -> None:
+        """Fill a rectangle with the passed color.
+
+        Overridden to use the quad-color pixel method.
+        """
+        for i in range(x, x + width):
+            for j in range(y, y + height):
+                self.pixel(i, j, color)
+
+    def line(self, x_0: int, y_0: int, x_1: int, y_1: int, color: int) -> None:
+        """Draw a line from (x_0, y_0) to (x_1, y_1) in passed color.
+
+        Overridden to use the quad-color pixel method.
+        """
+        dx = abs(x_1 - x_0)
+        dy = abs(y_1 - y_0)
+        sx = 1 if x_0 < x_1 else -1
+        sy = 1 if y_0 < y_1 else -1
+        err = dx - dy
+
+        while True:
+            self.pixel(x_0, y_0, color)
+            if x_0 == x_1 and y_0 == y_1:
+                break
+            e2 = 2 * err
+            if e2 > -dy:
+                err -= dy
+                x_0 += sx
+            if e2 < dx:
+                err += dx
+                y_0 += sy
+
+    def text(
+        self,
+        string: str,
+        x: int,
+        y: int,
+        color: int,
+        *,
+        font_name: str = "font5x8.bin",
+        size: int = 1,
+    ) -> None:
+        """Write text string at location (x, y) in given color, using font file."""
+        color_map = {
+            Adafruit_JD79661.BLACK: _JD79661_BLACK,
+            Adafruit_JD79661.WHITE: _JD79661_WHITE,
+            Adafruit_JD79661.YELLOW: _JD79661_YELLOW,
+            Adafruit_JD79661.RED: _JD79661_RED,
+        }
+        if color not in color_map:
+            raise ValueError(
+                f"Invalid color: {color}. Use BLACK (0), WHITE (1), YELLOW (2), or RED (3)."
+            )
+
+        text_width = len(string) * 6 * size
+        text_height = 8 * size
+
+        text_width = min(text_width, self.width - x)
+        text_height = min(text_height, self.height - y)
+
+        if text_width <= 0 or text_height <= 0:
+            return
+
+        temp_buf_width = ((text_width + 7) // 8) * 8
+        temp_buf = bytearray((temp_buf_width * text_height) // 8)
+
+        temp_fb = adafruit_framebuf.FrameBuffer(
+            temp_buf, temp_buf_width, text_height, buf_format=adafruit_framebuf.MHMSB
+        )
+
+        temp_fb.fill(0)
+        temp_fb.text(string, 0, 0, 1, font_name=font_name, size=size)
+
+        for j in range(text_height):
+            for i in range(text_width):
+                byte_index = (j * temp_buf_width + i) // 8
+                bit_index = 7 - ((j * temp_buf_width + i) % 8)
+
+                if byte_index < len(temp_buf):
+                    if (temp_buf[byte_index] >> bit_index) & 1:
+                        self.pixel(x + i, y + j, color)
+
+    def image(self, image: Image) -> None:
+        """Set buffer to value of Python Imaging Library image.  The image should
+        be in RGB mode and a size equal to the display size.
+        """
+        imwidth, imheight = image.size
+        if imwidth != self.width or imheight != self.height:
+            raise ValueError(
+                f"Image must be same dimensions as display ({self.width}x{self.height})."
+            )
+        if self.sram:
+            raise RuntimeError("PIL image is not for use with SRAM assist")
+
+        # Grab all the pixels from the image, faster than getpixel.
+        pix = image.load()
+
+        # Clear out any display buffers (assuming white background)
+        self.fill(Adafruit_JD79661.WHITE)
+
+        if image.mode == "RGB":  # RGB Mode
+            for y in range(image.size[1]):
+                for x in range(image.size[0]):
+                    pixel = pix[x, y]
+                    r, g, b = pixel[0], pixel[1], pixel[2]
+
+                    # Calculate brightness/luminance for better color detection
+                    brightness = (r + g + b) / 3
+
+                    # Color detection logic with thresholds
+                    if brightness >= 200:  # Light colors -> White
+                        # White is typically the default, so we might not need to set it
+                        # self.pixel(x, y, Adafruit_EPD.WHITE)
+                        pass
+                    elif r >= 128 and g >= 128 and b < 80:  # Yellow detection
+                        # High red and green, low blue
+                        self.pixel(x, y, Adafruit_JD79661.YELLOW)
+                    elif r >= 128 and g < 80 and b < 80:  # Red detection
+                        # High red, low green and blue
+                        self.pixel(x, y, Adafruit_JD79661.RED)
+                    elif brightness < 80:  # Dark colors -> Black
+                        # All RGB values are low
+                        self.pixel(x, y, Adafruit_JD79661.BLACK)
+                    elif r > g and r > b and r >= 100:
+                        # Red-dominant
+                        self.pixel(x, y, Adafruit_JD79661.RED)
+                    elif r >= 100 and g >= 100:
+                        # Both red and green high -> Yellow
+                        self.pixel(x, y, Adafruit_JD79661.YELLOW)
+                    elif brightness < 128:
+                        # Medium-dark -> Black
+                        self.pixel(x, y, Adafruit_JD79661.BLACK)
+                        # else: remains white (default)
+
+        elif image.mode == "L":  # Grayscale Mode
+            for y in range(image.size[1]):
+                for x in range(image.size[0]):
+                    pixel = pix[x, y]
+
+                    # Map grayscale to 4 levels
+                    if pixel < 64:
+                        self.pixel(x, y, Adafruit_JD79661.BLACK)
+                    elif pixel < 128:
+                        self.pixel(x, y, Adafruit_JD79661.RED)  # Or could use YELLOW
+                    elif pixel < 192:
+                        self.pixel(x, y, Adafruit_JD79661.YELLOW)
+                    # else: pixel >= 192 -> WHITE (default)
+
+        elif image.mode == "P":  # Palette Mode (optional, for indexed color)
+            # Convert to RGB first for easier processing
+            rgb_image = image.convert("RGB")
+            self.image(rgb_image)  # Recursive call with RGB image
+
+        else:
+            raise ValueError("Image must be in mode RGB, L, or P.")
+
+    def set_black_buffer(self, index: Literal[0, 1], inverted: bool) -> None:
+        """Set the index for the black buffer data."""
+        super().set_black_buffer(index, inverted)
+
+    def set_color_buffer(self, index: Literal[0, 1], inverted: bool) -> None:
+        """Set the index for the color buffer data."""
+        super().set_color_buffer(index, inverted)

adafruit_epd/mcp_sram.py

@@ -9,15 +9,15 @@ CircuitPython driver for Microchip SRAM chips
 * Author(s): Dean Miller
 """
 
-from micropython import const
 from adafruit_bus_device import spi_device
-
+from micropython import const
 
 try:
     """Needed for type annotations"""
     from typing import Any, List
-    from digitalio import DigitalInOut
+
     from busio import SPI
+    from digitalio import DigitalInOut
 except ImportError:
     pass
 
@@ -61,7 +61,7 @@ class Adafruit_MCP_SRAM:
         self._buf[0] = Adafruit_MCP_SRAM.SRAM_WRSR
         self._buf[1] = 0x43
         with self._spi as spidev:
-            spidev.write(self._buf, end=2)  # pylint: disable=no-member
+            spidev.write(self._buf, end=2)
 
     def get_view(self, offset: int) -> Adafruit_MCP_SRAM_View:
         """Create an object that can be used as a memoryview, with a given offset"""
@@ -74,8 +74,8 @@ class Adafruit_MCP_SRAM:
         self._buf[2] = addr & 0xFF
 
         with self._spi as spi:
-            spi.write(self._buf, end=3)  # pylint: disable=no-member
-            spi.write(bytearray(buf))  # pylint: disable=no-member
+            spi.write(self._buf, end=3)
+            spi.write(bytearray(buf))
 
     def read(self, addr: int, length: int, reg: int = SRAM_READ):
         """read passed number of bytes at the passed address"""
@@ -85,8 +85,8 @@ class Adafruit_MCP_SRAM:
 
         buf = bytearray(length)
         with self._spi as spi:
-            spi.write(self._buf, end=3)  # pylint: disable=no-member
-            spi.readinto(buf)  # pylint: disable=no-member
+            spi.write(self._buf, end=3)
+            spi.readinto(buf)
         return buf
 
     def read8(self, addr: int, reg: int = SRAM_READ):
@@ -113,6 +113,6 @@ class Adafruit_MCP_SRAM:
         self._buf[2] = addr & 0xFF
         fill = bytearray([value])
         with self._spi as spi:
-            spi.write(self._buf, end=3)  # pylint: disable=no-member
+            spi.write(self._buf, end=3)
             for _ in range(length):
-                spi.write(fill)  # pylint: disable=no-member
+                spi.write(fill)

adafruit_epd/ssd1608.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit SSD1608 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -59,13 +62,14 @@ _SSD1608_SET_RAMYPOS = const(0x45)
 _SSD1608_SET_RAMXCOUNT = const(0x4E)
 _SSD1608_SET_RAMYCOUNT = const(0x4F)
 _SSD1608_NOP = const(0xFF)
-_LUT_DATA = b'\x02\x02\x01\x11\x12\x12""fiiYX\x99\x99\x88\x00\x00\x00\x00\xf8\xb4\x13Q5QQ\x19\x01\x00'  # pylint: disable=line-too-long
+_LUT_DATA = (
+    b'\x02\x02\x01\x11\x12\x12""fiiYX\x99\x99\x88\x00\x00\x00\x00\xf8\xb4\x13Q5QQ\x19\x01\x00'  # noqa: E501
+)
 
 
 class Adafruit_SSD1608(Adafruit_EPD):
     """driver class for Adafruit SSD1608 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -76,11 +80,9 @@ class Adafruit_SSD1608(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         if height % 8 != 0:
             height += 8 - height % 8
@@ -165,9 +167,7 @@ class Adafruit_SSD1608(Adafruit_EPD):
             return self.command(_SSD1608_WRITE_RAM, end=False)
         raise RuntimeError("RAM index must be 0")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         # Set RAM X address counter

adafruit_epd/ssd1675.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit SSD1675 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -53,13 +56,12 @@ _SSD1675_SET_RAMXCOUNT = const(0x4E)
 _SSD1675_SET_RAMYCOUNT = const(0x4F)
 _SSD1675_SET_ANALOGBLOCK = const(0x74)
 _SSD1675_SET_DIGITALBLOCK = const(0x7E)
-_LUT_DATA = b"\x80`@\x00\x00\x00\x00\x10` \x00\x00\x00\x00\x80`@\x00\x00\x00\x00\x10` \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x03\x00\x00\x02\t\t\x00\x00\x02\x03\x03\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x15A\xa820\n"  # pylint: disable=line-too-long
+_LUT_DATA = b"\x80`@\x00\x00\x00\x00\x10` \x00\x00\x00\x00\x80`@\x00\x00\x00\x00\x10` \x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x03\x00\x00\x02\t\t\x00\x00\x02\x03\x03\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x15A\xa820\n"  # noqa: E501
 
 
 class Adafruit_SSD1675(Adafruit_EPD):
     """driver class for Adafruit SSD1675 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -70,11 +72,9 @@ class Adafruit_SSD1675(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ):
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
         stride = width
         if stride % 8 != 0:
             stride += 8 - stride % 8
@@ -189,9 +189,7 @@ class Adafruit_SSD1675(Adafruit_EPD):
             return self.command(_SSD1675_WRITE_RAM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         self.command(_SSD1675_SET_RAMXCOUNT, bytearray([x]))

adafruit_epd/ssd1675b.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit SSD1675 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -79,13 +82,12 @@ _SSD1675B_SET_RAMYCOUNT = const(0x4F)
 _SSD1675B_SET_ANALOGBLOCK = const(0x74)
 _SSD1675B_SET_DIGITALBLOCK = const(0x7E)
 _SSD1675B_NOP = const(0xFF)
-_LUT_DATA = b"\xa0\x90P\x00\x00\x00\x00\x00\x00\x00P\x90\xa0\x00\x00\x00\x00\x00\x00\x00\xa0\x90P\x00\x00\x00\x00\x00\x00\x00P\x90\xa0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0f\x0f\x00\x00\x00\x0f\x0f\x00\x00\x03\x0f\x0f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x15A\xa82P,\x0b"  # pylint: disable=line-too-long
+_LUT_DATA = b"\xa0\x90P\x00\x00\x00\x00\x00\x00\x00P\x90\xa0\x00\x00\x00\x00\x00\x00\x00\xa0\x90P\x00\x00\x00\x00\x00\x00\x00P\x90\xa0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0f\x0f\x00\x00\x00\x0f\x0f\x00\x00\x03\x0f\x0f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x15A\xa82P,\x0b"  # noqa: E501
 
 
 class Adafruit_SSD1675B(Adafruit_EPD):
     """driver class for Adafruit SSD1675B ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -96,11 +98,9 @@ class Adafruit_SSD1675B(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
         stride = width
         if stride % 8 != 0:
             stride += 8 - stride % 8
@@ -231,9 +231,7 @@ class Adafruit_SSD1675B(Adafruit_EPD):
             return self.command(_SSD1675B_WRITE_RAM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         self.command(_SSD1675B_SET_RAMXCOUNT, bytearray([x]))

adafruit_epd/ssd1680.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit SSD1680 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -80,7 +83,6 @@ _SSD1680_NOP = const(0xFF)
 class Adafruit_SSD1680(Adafruit_EPD):
     """driver class for Adafruit SSD1680 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -91,11 +93,9 @@ class Adafruit_SSD1680(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         stride = width
         if stride % 8 != 0:
@@ -153,7 +153,7 @@ class Adafruit_SSD1680(Adafruit_EPD):
         # driver output control
         self.command(
             _SSD1680_DRIVER_CONTROL,
-            bytearray([self._height - 1, (self._height - 1) >> 8, 0x00]),
+            bytearray([(self._height - 1) & 0xFF, (self._height - 1) >> 8, 0x00]),
         )
         # data entry mode
         self.command(_SSD1680_DATA_MODE, bytearray([0x03]))
@@ -163,20 +163,23 @@ class Adafruit_SSD1680(Adafruit_EPD):
         self.command(_SSD1680_GATE_VOLTAGE, bytearray([0x17]))
         self.command(_SSD1680_SOURCE_VOLTAGE, bytearray([0x41, 0x00, 0x32]))
 
+        height = self._width
+        if height % 8 != 0:
+            height += 8 - (height % 8)
         # Set ram X start/end postion
-        self.command(_SSD1680_SET_RAMXPOS, bytearray([0x01, 0x10]))
+        self.command(_SSD1680_SET_RAMXPOS, bytearray([0x00, (height // 8) - 1]))
         # Set ram Y start/end postion
         self.command(
             _SSD1680_SET_RAMYPOS,
-            bytearray([0, 0, self._height - 1, (self._height - 1) >> 8]),
+            bytearray([0x00, 0x00, (self._height - 1) & 0xFF, (self._height - 1) >> 8]),
         )
         # Set border waveform
         self.command(_SSD1680_WRITE_BORDER, bytearray([0x05]))
 
         # Set ram X count
-        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([0x01]))
+        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([0x00]))
         # Set ram Y count
-        self.command(_SSD1680_SET_RAMYCOUNT, bytearray([self._height - 1, 0]))
+        self.command(_SSD1680_SET_RAMYCOUNT, bytearray([0x00, 0x00]))
         self.busy_wait()
 
     def power_down(self) -> None:
@@ -202,12 +205,79 @@ class Adafruit_SSD1680(Adafruit_EPD):
             return self.command(_SSD1680_WRITE_REDRAM, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         # Set RAM X address counter
-        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([x + 1]))
+        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([0]))
+        # Set RAM Y address counter
+        self.command(_SSD1680_SET_RAMYCOUNT, bytearray([0, 0]))
+
+
+class Adafruit_SSD1680Z(Adafruit_SSD1680):
+    """Driver for SSD1680Z ePaper display, overriding SSD1680 settings."""
+
+    def __init__(self, width, height, spi, *, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin):
+        # Call the parent class's __init__() to initialize attributes
+        super().__init__(
+            width,
+            height,
+            spi,
+            cs_pin=cs_pin,
+            dc_pin=dc_pin,
+            sramcs_pin=sramcs_pin,
+            rst_pin=rst_pin,
+            busy_pin=busy_pin,
+        )
+        self.busy_pin = busy_pin  # Ensure busy_pin is set
+
+    # pylint: enable=too-many-arguments, useless-parent-delegation
+
+    def power_up(self):
+        """Power up sequence specifically for SSD1680Z."""
+        self.hardware_reset()
+        self.busy_wait()
+        self.command(_SSD1680_SW_RESET)
+        self.busy_wait()
+
+        self.command(
+            _SSD1680_DRIVER_CONTROL,
+            bytearray([self._height & 0xFF, (self._height) >> 8, 0x00]),
+        )
+        self.command(_SSD1680_DATA_MODE, bytearray([0x03]))
+
+        # Set voltages
+        self.command(_SSD1680_WRITE_VCOM_REG, bytearray([0x36]))
+        self.command(_SSD1680_GATE_VOLTAGE, bytearray([0x17]))
+        self.command(_SSD1680_SOURCE_VOLTAGE, bytearray([0x41, 0x00, 0x32]))
+
+        self.command(_SSD1680_SET_RAMXPOS, bytearray([0x00, (self._width // 8) - 1]))
+        self.command(
+            _SSD1680_SET_RAMYPOS,
+            bytearray([0x00, 0x00, (self._height - 1) & 0xFF, (self._height - 1) >> 8]),
+        )
+
+        # Set border waveform
+        self.command(_SSD1680_WRITE_BORDER, bytearray([0x05]))
+
+        # Set ram X count
+        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([0x00]))
+        # Set ram Y count
+        self.command(_SSD1680_SET_RAMYCOUNT, bytearray([0x00, 0x00]))
+        self.busy_wait()
+
+    def update(self):
+        """Update the display specifically for SSD1680Z."""
+        self.command(_SSD1680_DISP_CTRL2, bytearray([0xF7]))  # Full update for SSD1680Z
+        self.command(_SSD1680_MASTER_ACTIVATE)
+        self.busy_wait()
+        if not self.busy_pin:
+            time.sleep(3)  # Wait for update to complete
+
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
+        """Set the RAM address location, not used on this chipset but required by
+        the superclass"""
+        # Set RAM X address counter
+        self.command(_SSD1680_SET_RAMXCOUNT, bytearray([x]))
         # Set RAM Y address counter
         self.command(_SSD1680_SET_RAMYCOUNT, bytearray([y, y >> 8]))

adafruit_epd/ssd1681.py

@@ -10,15 +10,18 @@ CircuitPython driver for Adafruit SSD1681 display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -79,7 +82,6 @@ _SSD1681_NOP = const(0xFF)
 class Adafruit_SSD1681(Adafruit_EPD):
     """driver class for Adafruit SSD1681 ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -90,11 +92,9 @@ class Adafruit_SSD1681(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         if height % 8 != 0:
             height += 8 - height % 8
@@ -143,7 +143,7 @@ class Adafruit_SSD1681(Adafruit_EPD):
         # driver output control
         self.command(
             _SSD1681_DRIVER_CONTROL,
-            bytearray([self._width - 1, (self._width - 1) >> 8, 0x00]),
+            bytearray([(self._width - 1) & 0xFF, (self._width - 1) >> 8, 0x00]),
         )
         # data entry mode
         self.command(_SSD1681_DATA_MODE, bytearray([0x03]))
@@ -152,7 +152,7 @@ class Adafruit_SSD1681(Adafruit_EPD):
         # Set ram Y start/end postion
         self.command(
             _SSD1681_SET_RAMYPOS,
-            bytearray([0, 0, self._height - 1, (self._height - 1) >> 8]),
+            bytearray([0, 0, (self._height - 1) & 0xFF, (self._height - 1) >> 8]),
         )
         # Set border waveform
         self.command(_SSD1681_WRITE_BORDER, bytearray([0x05]))
@@ -184,12 +184,10 @@ class Adafruit_SSD1681(Adafruit_EPD):
             return self.command(_SSD1681_WRITE_REDRAM, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         # Set RAM X address counter
         self.command(_SSD1681_SET_RAMXCOUNT, bytearray([x]))
         # Set RAM Y address counter
-        self.command(_SSD1681_SET_RAMYCOUNT, bytearray([y, y >> 8]))
+        self.command(_SSD1681_SET_RAMYCOUNT, bytearray([y & 0xFF, y >> 8]))

adafruit_epd/ssd1683.py

@@ -0,0 +1,262 @@
+# SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+"""
+`adafruit_epd.ssd1683` - Adafruit SSD1683 - ePaper display driver
+====================================================================================
+CircuitPython driver for Adafruit SSD1683 display breakouts
+* Author(s): Liz Clark
+"""
+
+import time
+
+import adafruit_framebuf
+from micropython import const
+
+from adafruit_epd.epd import Adafruit_EPD
+
+try:
+    """Needed for type annotations"""
+    import typing
+
+    from busio import SPI
+    from digitalio import DigitalInOut
+    from typing_extensions import Literal
+
+except ImportError:
+    pass
+
+__version__ = "0.0.0+auto.0"
+__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_EPD.git"
+
+# Command constants
+_SSD1683_DRIVER_CONTROL = const(0x01)
+_SSD1683_GATE_VOLTAGE = const(0x03)
+_SSD1683_SOURCE_VOLTAGE = const(0x04)
+_SSD1683_PROGOTP_INITIAL = const(0x08)
+_SSD1683_PROGREG_INITIAL = const(0x09)
+_SSD1683_READREG_INITIAL = const(0x0A)
+_SSD1683_BOOST_SOFTSTART = const(0x0C)
+_SSD1683_DEEP_SLEEP = const(0x10)
+_SSD1683_DATA_MODE = const(0x11)
+_SSD1683_SW_RESET = const(0x12)
+_SSD1683_HV_READY = const(0x14)
+_SSD1683_VCI_DETECT = const(0x15)
+_SSD1683_PROGRAM_WSOTP = const(0x16)
+_SSD1683_PROGRAM_AUTO = const(0x17)
+_SSD1683_TEMP_CONTROL = const(0x18)
+_SSD1683_TEMP_WRITE = const(0x1A)
+_SSD1683_TEMP_READ = const(0x1B)
+_SSD1683_TEMP_CONTROLEXT = const(0x1C)
+_SSD1683_MASTER_ACTIVATE = const(0x20)
+_SSD1683_DISP_CTRL1 = const(0x21)
+_SSD1683_DISP_CTRL2 = const(0x22)
+_SSD1683_WRITE_RAM1 = const(0x24)
+_SSD1683_WRITE_RAM2 = const(0x26)
+_SSD1683_READ_RAM1 = const(0x27)
+_SSD1683_SENSE_VCOM = const(0x28)
+_SSD1683_SENSEDUR_VCOM = const(0x29)
+_SSD1683_PROGOTP_VCOM = const(0x2A)
+_SSD1683_WRITE_VCOM = const(0x2C)
+_SSD1683_READ_OTP = const(0x2D)
+_SSD1683_READ_USERID = const(0x2E)
+_SSD1683_READ_STATUS = const(0x2F)
+_SSD1683_WRITE_LUT = const(0x32)
+_SSD1683_WRITE_BORDER = const(0x3C)
+_SSD1683_END_OPTION = const(0x3F)
+_SSD1683_SET_RAMXPOS = const(0x44)
+_SSD1683_SET_RAMYPOS = const(0x45)
+_SSD1683_SET_RAMXCOUNT = const(0x4E)
+_SSD1683_SET_RAMYCOUNT = const(0x4F)
+
+# Other constants
+_EPD_RAM_BW = const(0x10)
+_EPD_RAM_RED = const(0x13)
+_BUSY_WAIT = const(500)
+
+
+class Adafruit_SSD1683(Adafruit_EPD):
+    """driver class for Adafruit SSD1683 ePaper display breakouts"""
+
+    def __init__(
+        self,
+        width: int,
+        height: int,
+        spi: SPI,
+        *,
+        cs_pin: DigitalInOut,
+        dc_pin: DigitalInOut,
+        sramcs_pin: DigitalInOut,
+        rst_pin: DigitalInOut,
+        busy_pin: DigitalInOut,
+    ) -> None:
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
+
+        stride = width
+        if stride % 8 != 0:
+            stride += 8 - stride % 8
+
+        self._buffer1_size = int(stride * height / 8)
+        self._buffer2_size = self._buffer1_size
+
+        if sramcs_pin:
+            self._buffer1 = self.sram.get_view(0)
+            self._buffer2 = self.sram.get_view(self._buffer1_size)
+        else:
+            self._buffer1 = bytearray(self._buffer1_size)
+            self._buffer2 = bytearray(self._buffer2_size)
+
+        self._framebuf1 = adafruit_framebuf.FrameBuffer(
+            self._buffer1, width, height, buf_format=adafruit_framebuf.MHMSB
+        )
+        self._framebuf2 = adafruit_framebuf.FrameBuffer(
+            self._buffer2, width, height, buf_format=adafruit_framebuf.MHMSB
+        )
+        self.set_black_buffer(0, True)
+        self.set_color_buffer(1, False)
+
+        # Set single byte transactions flag
+        self._single_byte_tx = True
+
+        # Set the display update value
+        self._display_update_val = 0xF7
+
+        # Default initialization sequence (tri-color mode)
+        self._default_init_code = bytes(
+            [
+                _SSD1683_SW_RESET,
+                0,  # Software reset
+                0xFF,
+                50,  # Wait for busy (50ms delay)
+                _SSD1683_WRITE_BORDER,
+                1,  # Border waveform control
+                0x05,  # Border color/waveform
+                _SSD1683_TEMP_CONTROL,
+                1,  # Temperature control
+                0x80,  # Read temp
+                _SSD1683_DATA_MODE,
+                1,  # Data entry mode
+                0x03,  # Y decrement, X increment
+                0xFE,  # End of initialization
+            ]
+        )
+
+    def begin(self, reset: bool = True) -> None:
+        """Begin communication with the display and set basic settings"""
+        if reset:
+            self.hardware_reset()
+        self.power_down()
+
+    def busy_wait(self) -> None:
+        """Wait for display to be done with current task, either by polling the
+        busy pin, or pausing"""
+        if self._busy:
+            while self._busy.value:  # wait for busy low
+                time.sleep(0.01)
+        else:
+            time.sleep(_BUSY_WAIT / 1000.0)  # Convert ms to seconds
+
+    def power_up(self) -> None:
+        """Power up the display in preparation for writing RAM and updating"""
+        self.hardware_reset()
+        time.sleep(0.1)
+        self.busy_wait()
+
+        # Use custom init code if provided, otherwise use default
+        init_code = self._default_init_code
+        if hasattr(self, "_epd_init_code") and self._epd_init_code is not None:
+            init_code = self._epd_init_code
+
+        # Send initialization sequence
+        self._send_command_list(init_code)
+
+        # Set RAM window
+        self.set_ram_window(0, 0, (self._width // 8) - 1, self._height - 1)
+
+        # Set RAM address to start position
+        self.set_ram_address(0, 0)
+
+        # Set LUT if we have one
+        if hasattr(self, "_epd_lut_code") and self._epd_lut_code:
+            self._send_command_list(self._epd_lut_code)
+
+        # Set display size and driver output control
+        _b0 = (self._height - 1) & 0xFF
+        _b1 = ((self._height - 1) >> 8) & 0xFF
+        _b2 = 0x00
+        self.command(_SSD1683_DRIVER_CONTROL, bytearray([_b0, _b1, _b2]))
+
+    def power_down(self) -> None:
+        """Power down the display - required when not actively displaying!"""
+        # Only deep sleep if we can get out of it
+        if self._rst:
+            # deep sleep
+            self.command(_SSD1683_DEEP_SLEEP, bytearray([0x01]))
+            time.sleep(0.1)
+        else:
+            self.command(_SSD1683_SW_RESET)
+            self.busy_wait()
+
+    def update(self) -> None:
+        """Update the display from internal memory"""
+        # display update sequence
+        self.command(_SSD1683_DISP_CTRL2, bytearray([self._display_update_val]))
+        self.command(_SSD1683_MASTER_ACTIVATE)
+        self.busy_wait()
+
+        if not self._busy:
+            time.sleep(1)  # wait 1 second
+
+    def write_ram(self, index: Literal[0, 1]) -> int:
+        """Send the one byte command for starting the RAM write process. Returns
+        the byte read at the same time over SPI. index is the RAM buffer, can be
+        0 or 1 for tri-color displays."""
+        if index == 0:
+            return self.command(_SSD1683_WRITE_RAM1, end=False)
+        if index == 1:
+            return self.command(_SSD1683_WRITE_RAM2, end=False)
+        raise RuntimeError("RAM index must be 0 or 1")
+
+    def set_ram_address(self, x: int, y: int) -> None:
+        """Set the RAM address location"""
+        # set RAM x address count
+        self.command(_SSD1683_SET_RAMXCOUNT, bytearray([x & 0xFF]))
+
+        # set RAM y address count
+        self.command(_SSD1683_SET_RAMYCOUNT, bytearray([y & 0xFF, (y >> 8) & 0xFF]))
+
+    def set_ram_window(self, x1: int, y1: int, x2: int, y2: int) -> None:
+        """Set the RAM window for partial updates"""
+        # Set ram X start/end position
+        self.command(_SSD1683_SET_RAMXPOS, bytearray([x1 & 0xFF, x2 & 0xFF]))
+
+        # Set ram Y start/end position
+        self.command(
+            _SSD1683_SET_RAMYPOS,
+            bytearray([y1 & 0xFF, (y1 >> 8) & 0xFF, y2 & 0xFF, (y2 >> 8) & 0xFF]),
+        )
+
+    def _send_command_list(self, init_sequence: bytes) -> None:
+        """Send a sequence of commands from an initialization list"""
+        i = 0
+        while i < len(init_sequence):
+            cmd = init_sequence[i]
+            i += 1
+
+            if cmd == 0xFE:  # End marker
+                break
+            elif cmd == 0xFF:  # Delay marker
+                if i < len(init_sequence):
+                    delay_ms = init_sequence[i]
+                    i += 1
+                    time.sleep(delay_ms / 1000.0)
+            elif i < len(init_sequence):
+                num_args = init_sequence[i]
+                i += 1
+                if num_args > 0 and (i + num_args) <= len(init_sequence):
+                    args = init_sequence[i : i + num_args]
+                    self.command(cmd, bytearray(args))
+                    i += num_args
+                else:
+                    self.command(cmd)

adafruit_epd/uc8151d.py

@@ -10,16 +10,19 @@ CircuitPython driver for Adafruit UC8151D display breakouts
 """
 
 import time
-from micropython import const
+
 import adafruit_framebuf
+from micropython import const
+
 from adafruit_epd.epd import Adafruit_EPD
 
 try:
     """Needed for type annotations"""
-    import typing  # pylint: disable=unused-import
-    from typing_extensions import Literal
+    import typing
+
     from busio import SPI
     from digitalio import DigitalInOut
+    from typing_extensions import Literal
 
 except ImportError:
     pass
@@ -71,7 +74,6 @@ _UC8151D_TSSET = const(0xE5)
 class Adafruit_UC8151D(Adafruit_EPD):
     """driver class for Adafruit UC8151D ePaper display breakouts"""
 
-    # pylint: disable=too-many-arguments
     def __init__(
         self,
         width: int,
@@ -82,11 +84,9 @@ class Adafruit_UC8151D(Adafruit_EPD):
         dc_pin: DigitalInOut,
         sramcs_pin: DigitalInOut,
         rst_pin: DigitalInOut,
-        busy_pin: DigitalInOut
+        busy_pin: DigitalInOut,
     ) -> None:
-        super().__init__(
-            width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
-        )
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
 
         self._buffer1_size = int(width * height / 8)
         self._buffer2_size = int(width * height / 8)
@@ -163,9 +163,7 @@ class Adafruit_UC8151D(Adafruit_EPD):
             return self.command(_UC8151D_DTM2, end=False)
         raise RuntimeError("RAM index must be 0 or 1")
 
-    def set_ram_address(
-        self, x: int, y: int
-    ) -> None:  # pylint: disable=unused-argument, no-self-use
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
         """Set the RAM address location, not used on this chipset but required by
         the superclass"""
         return  # on this chip it does nothing

adafruit_epd/uc8179.py

@@ -0,0 +1,213 @@
+# SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+"""
+`adafruit_epd.uc8179` - Adafruit UC8179 - ePaper display driver
+====================================================================================
+CircuitPython driver for Adafruit UC8179 display breakouts
+* Author(s): Liz Clark
+"""
+
+import time
+
+import adafruit_framebuf
+from micropython import const
+
+from adafruit_epd.epd import Adafruit_EPD
+
+try:
+    """Needed for type annotations"""
+    import typing
+
+    from busio import SPI
+    from digitalio import DigitalInOut
+    from typing_extensions import Literal
+
+except ImportError:
+    pass
+
+__version__ = "0.0.0+auto.0"
+__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_EPD.git"
+
+# UC8179 commands
+_UC8179_PANELSETTING = const(0x00)
+_UC8179_POWERSETTING = const(0x01)
+_UC8179_POWEROFF = const(0x02)
+_UC8179_POWERON = const(0x04)
+_UC8179_DEEPSLEEP = const(0x07)
+_UC8179_WRITE_RAM1 = const(0x10)
+_UC8179_DATASTOP = const(0x11)
+_UC8179_DISPLAYREFRESH = const(0x12)
+_UC8179_WRITE_RAM2 = const(0x13)
+_UC8179_DUALSPI = const(0x15)
+_UC8179_WRITE_VCOM = const(0x50)
+_UC8179_TCON = const(0x60)
+_UC8179_TRES = const(0x61)
+_UC8179_GET_STATUS = const(0x71)
+
+BUSY_WAIT = const(500)  # milliseconds
+
+
+class Adafruit_UC8179(Adafruit_EPD):
+    """driver class for Adafruit UC8179 ePaper display breakouts"""
+
+    def __init__(
+        self,
+        width: int,
+        height: int,
+        spi: SPI,
+        *,
+        cs_pin: DigitalInOut,
+        dc_pin: DigitalInOut,
+        sramcs_pin: DigitalInOut,
+        rst_pin: DigitalInOut,
+        busy_pin: DigitalInOut,
+    ) -> None:
+        # Adjust height to be divisible by 8 (direct from Arduino)
+        if (height % 8) != 0:
+            height += 8 - (height % 8)
+
+        super().__init__(width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin)
+
+        # Calculate buffer sizes exactly as Arduino does: width * height / 8
+        self._buffer1_size = width * height // 8
+        self._buffer2_size = self._buffer1_size
+
+        if sramcs_pin:
+            # Using external SRAM
+            self._buffer1 = self.sram.get_view(0)
+            self._buffer2 = self.sram.get_view(self._buffer1_size)
+        else:
+            # Using internal RAM
+            self._buffer1 = bytearray(self._buffer1_size)
+            self._buffer2 = bytearray(self._buffer2_size)
+
+        # Create frame buffers
+        self._framebuf1 = adafruit_framebuf.FrameBuffer(
+            self._buffer1,
+            width,
+            height,
+            buf_format=adafruit_framebuf.MHMSB,
+        )
+        self._framebuf2 = adafruit_framebuf.FrameBuffer(
+            self._buffer2,
+            width,
+            height,
+            buf_format=adafruit_framebuf.MHMSB,
+        )
+
+        # Set up which frame buffer is which color
+        self.set_black_buffer(0, True)
+        self.set_color_buffer(1, False)
+
+        # UC8179 uses single byte transactions
+        self._single_byte_tx = False
+
+        # Default refresh delay (from Adafruit_EPD base class in Arduino)
+        self.default_refresh_delay = 15  # seconds
+        # pylint: enable=too-many-arguments
+
+    def begin(self, reset: bool = True) -> None:
+        """Begin communication with the display and set basic settings"""
+        if reset:
+            self.hardware_reset()
+        self.power_down()
+
+    def busy_wait(self) -> None:
+        """Wait for display to be done with current task, either by polling the
+        busy pin, or pausing"""
+        if self._busy:
+            # Wait for busy pin to go HIGH
+            while not self._busy.value:
+                self.command(_UC8179_GET_STATUS)
+                time.sleep(0.1)
+        else:
+            # No busy pin, just wait
+            time.sleep(BUSY_WAIT / 1000.0)
+        # Additional delay after busy signal
+        time.sleep(0.2)
+
+    def power_up(self) -> None:
+        """Power up the display in preparation for writing RAM and updating"""
+        self.hardware_reset()
+
+        # Power setting
+        self.command(
+            _UC8179_POWERSETTING,
+            bytearray(
+                [
+                    0x07,  # VGH=20V
+                    0x07,  # VGL=-20V
+                    0x3F,  # VDH=15V
+                    0x3F,  # VDL=-15V
+                ]
+            ),
+        )
+
+        # Power on
+        self.command(_UC8179_POWERON)
+        time.sleep(0.1)  # 100ms delay
+        self.busy_wait()
+
+        # Panel setting
+        self.command(_UC8179_PANELSETTING, bytearray([0b011111]))  # BW OTP LUT
+
+        # Resolution setting
+        self.command(
+            _UC8179_TRES,
+            bytearray(
+                [self._width >> 8, self._width & 0xFF, self._height >> 8, self._height & 0xFF]
+            ),
+        )
+
+        # Dual SPI setting
+        self.command(_UC8179_DUALSPI, bytearray([0x00]))
+
+        # VCOM setting
+        self.command(_UC8179_WRITE_VCOM, bytearray([0x10, 0x07]))
+
+        # TCON setting
+        self.command(_UC8179_TCON, bytearray([0x22]))
+
+    def power_down(self) -> None:
+        """Power down the display - required when not actively displaying!"""
+        self.command(_UC8179_POWEROFF)
+        self.busy_wait()
+
+        # Only deep sleep if we have a reset pin to wake it up
+        if self._rst:
+            self.command(_UC8179_DEEPSLEEP, bytearray([0x05]))
+        time.sleep(0.1)
+
+    def update(self) -> None:
+        """Update the display from internal memory"""
+        self.command(_UC8179_DISPLAYREFRESH)
+        time.sleep(0.1)  # 100ms delay
+        self.busy_wait()
+
+        if not self._busy:
+            # If no busy pin, use default refresh delay
+            time.sleep(self.default_refresh_delay)
+
+    def write_ram(self, index: Literal[0, 1]) -> int:
+        """Send the one byte command for starting the RAM write process. Returns
+        the byte read at the same time over SPI. index is the RAM buffer, can be
+        0 or 1 for tri-color displays."""
+        if index == 0:
+            return self.command(_UC8179_WRITE_RAM1, end=False)
+        if index == 1:
+            return self.command(_UC8179_WRITE_RAM2, end=False)
+        raise RuntimeError("RAM index must be 0 or 1")
+
+    def set_ram_address(self, x: int, y: int) -> None:  # noqa: PLR6301, F841
+        """Set the RAM address location, not used on this chipset but required by
+        the superclass"""
+        # Not used in UC8179 chip
+        pass
+
+    def set_ram_window(self, x1: int, y1: int, x2: int, y2: int) -> None:  # noqa: PLR6301, F841
+        """Set the RAM window, not used on this chipset but required by
+        the superclass"""
+        # Not used in UC8179 chip
+        pass

docs/api.rst

@@ -4,5 +4,8 @@
 .. If your library file(s) are nested in a directory (e.g. /adafruit_foo/foo.py)
 .. use this format as the module name: "adafruit_foo.foo"
 
+API Reference
+#############
+
 .. automodule:: adafruit_epd.epd
    :members:

docs/conf.py

@@ -1,12 +1,10 @@
-# -*- coding: utf-8 -*-
-
 # SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
 #
 # SPDX-License-Identifier: MIT
 
+import datetime
 import os
 import sys
-import datetime
 
 sys.path.insert(0, os.path.abspath(".."))
 
@@ -55,9 +53,7 @@ project = "Adafruit EPD Library"
 creation_year = "2018"
 current_year = str(datetime.datetime.now().year)
 year_duration = (
-    current_year
-    if current_year == creation_year
-    else creation_year + " - " + current_year
+    current_year if current_year == creation_year else creation_year + " - " + current_year
 )
 copyright = year_duration + " Dean Miller"
 author = "Dean Miller"

examples/epd_bitmap.py

@@ -1,20 +1,22 @@
 # SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
 # SPDX-License-Identifier: MIT
 
-import digitalio
-import busio
 import board
+import busio
+import digitalio
+
+from adafruit_epd.ek79686 import Adafruit_EK79686
 from adafruit_epd.epd import Adafruit_EPD
 from adafruit_epd.il0373 import Adafruit_IL0373
-from adafruit_epd.il91874 import Adafruit_IL91874  # pylint: disable=unused-import
-from adafruit_epd.il0398 import Adafruit_IL0398  # pylint: disable=unused-import
-from adafruit_epd.ssd1608 import Adafruit_SSD1608  # pylint: disable=unused-import
-from adafruit_epd.ssd1675 import Adafruit_SSD1675  # pylint: disable=unused-import
-from adafruit_epd.ssd1680 import Adafruit_SSD1680  # pylint: disable=unused-import
-from adafruit_epd.ssd1681 import Adafruit_SSD1681  # pylint: disable=unused-import
-from adafruit_epd.uc8151d import Adafruit_UC8151D  # pylint: disable=unused-import
-from adafruit_epd.ek79686 import Adafruit_EK79686  # pylint: disable=unused-import
-
+from adafruit_epd.il0398 import Adafruit_IL0398
+from adafruit_epd.il91874 import Adafruit_IL91874
+from adafruit_epd.ssd1608 import Adafruit_SSD1608
+from adafruit_epd.ssd1675 import Adafruit_SSD1675
+from adafruit_epd.ssd1680 import Adafruit_SSD1680
+from adafruit_epd.ssd1681 import Adafruit_SSD1681
+from adafruit_epd.ssd1683 import Adafruit_SSD1683
+from adafruit_epd.uc8151d import Adafruit_UC8151D
+from adafruit_epd.uc8179 import Adafruit_UC8179
 
 # create the spi device and pins we will need
 spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
@@ -34,7 +36,11 @@ print("Creating display")
 # display = Adafruit_EK79686(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_IL0373(152, 152,         # 1.54" Tri-color display
 # display = Adafruit_UC8151D(128, 296,        # 2.9" mono flexible display
-# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display
+# display = Adafruit_UC8179(648, 480,         # 5.83" mono 648x480 display
+# display = Adafruit_UC8179(800, 480,         # 7.5" mono 800x480 display
+# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display IL0373
+# display = Adafruit_SSD1680(128, 296,        # 2.9" Tri-color display SSD1680
+# display = Adafruit_SSD1683(400, 300,        # 4.2" 300x400 Tri-Color display
 # display = Adafruit_IL0398(400, 300,         # 4.2" Tri-color display
 display = Adafruit_IL0373(
     104,
@@ -47,7 +53,9 @@ display = Adafruit_IL0373(
     busy_pin=busy,
 )
 
-# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY uncomment these lines!
+# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY OR!
+# UC8179 5.83" or 7.5" displays
+# uncomment these lines!
 # display.set_black_buffer(1, False)
 # display.set_color_buffer(1, False)
 
@@ -74,9 +82,9 @@ class BMPError(Exception):
     pass
 
 
-def display_bitmap(epd, filename):  # pylint: disable=too-many-locals, too-many-branches
+def display_bitmap(epd, filename):
     try:
-        f = open(filename, "rb")  # pylint: disable=consider-using-with
+        f = open(filename, "rb")
     except OSError:
         print("Couldn't open file")
         return

examples/epd_blinka.py

@@ -1,27 +1,25 @@
 # SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
 # SPDX-License-Identifier: MIT
 
-import digitalio
-import busio
 import board
+import busio
+import digitalio
+from PIL import Image, ImageDraw, ImageFont
 
-from PIL import Image
-from PIL import ImageDraw
-from PIL import ImageFont
+from adafruit_epd.ek79686 import Adafruit_EK79686
 from adafruit_epd.epd import Adafruit_EPD
-from adafruit_epd.il0373 import Adafruit_IL0373  # pylint: disable=unused-import
-from adafruit_epd.il91874 import Adafruit_IL91874  # pylint: disable=unused-import
-from adafruit_epd.il0398 import Adafruit_IL0398  # pylint: disable=unused-import
-from adafruit_epd.ssd1608 import Adafruit_SSD1608  # pylint: disable=unused-import
-from adafruit_epd.ssd1675 import Adafruit_SSD1675  # pylint: disable=unused-import
-from adafruit_epd.ssd1675b import Adafruit_SSD1675B  # pylint: disable=unused-import
-from adafruit_epd.ssd1680 import Adafruit_SSD1680  # pylint: disable=unused-import
-from adafruit_epd.ssd1681 import Adafruit_SSD1681  # pylint: disable=unused-import
-from adafruit_epd.uc8151d import Adafruit_UC8151D  # pylint: disable=unused-import
-from adafruit_epd.ek79686 import Adafruit_EK79686  # pylint: disable=unused-import
-
-# create the spi device and pins we will need
-spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
+from adafruit_epd.il0373 import Adafruit_IL0373
+from adafruit_epd.il0398 import Adafruit_IL0398
+from adafruit_epd.il91874 import Adafruit_IL91874
+from adafruit_epd.jd79661 import Adafruit_JD79661
+from adafruit_epd.ssd1608 import Adafruit_SSD1608
+from adafruit_epd.ssd1675 import Adafruit_SSD1675
+from adafruit_epd.ssd1675b import Adafruit_SSD1675B
+from adafruit_epd.ssd1680 import Adafruit_SSD1680
+from adafruit_epd.ssd1681 import Adafruit_SSD1681
+from adafruit_epd.ssd1683 import Adafruit_SSD1683
+from adafruit_epd.uc8151d import Adafruit_UC8151D
+from adafruit_epd.uc8179 import Adafruit_UC8179
 
 # create the spi device and pins we will need
 spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
@@ -34,14 +32,18 @@ busy = digitalio.DigitalInOut(board.D7)  # can be None to not use this pin
 
 # give them all to our driver
 print("Creating display")
+# display = Adafruit_JD79661(122, 150,        # 2.13" Quad-color display
 # display = Adafruit_SSD1608(200, 200,        # 1.54" HD mono display
 # display = Adafruit_SSD1680(122, 250,        # 2.13" HD Tri-color display
 # display = Adafruit_SSD1681(200, 200,        # 1.54" HD Tri-color display
 # display = Adafruit_SSD1675(122, 250,        # 2.13" HD mono display
+# display = Adafruit_SSD1683(400, 300,        # 4.2" 300x400 Tri-Color display
 # display = Adafruit_IL91874(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_EK79686(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_IL0373(152, 152,         # 1.54" Tri-color display
 # display = Adafruit_UC8151D(128, 296,        # 2.9" mono flexible display
+# display = Adafruit_UC8179(648, 480,         # 5.83" mono 648x480 display
+# display = Adafruit_UC8179(800, 480,         # 7.5" mono 800x480 display
 # display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display
 # display = Adafruit_IL0398(400, 300,         # 4.2" Tri-color display
 # display = Adafruit_IL0373(104, 212,         # 2.13" Tri-color display
@@ -56,7 +58,9 @@ display = Adafruit_SSD1675B(
     busy_pin=busy,
 )
 
-# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY uncomment these lines!
+# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY OR!
+# UC8179 5.83" or 7.5" displays
+# uncomment these lines!
 # display.set_black_buffer(1, False)
 # display.set_color_buffer(1, False)
 
@@ -72,6 +76,7 @@ height = display.height
 image = Image.new("RGB", (width, height))
 
 WHITE = (0xFF, 0xFF, 0xFF)
+YELLOW = (0xFF, 0xFF, 0x00)
 RED = (0xFF, 0x00, 0x00)
 BLACK = (0x00, 0x00, 0x00)
 
@@ -120,9 +125,15 @@ font = ImageFont.truetype("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf", 20)
 # Some other nice fonts to try: http://www.dafont.com/bitmap.php
 # font = ImageFont.truetype('Minecraftia.ttf', 8)
 
+if type(display) == Adafruit_JD79661:
+    # for quad color, test yellow
+    fill = YELLOW
+else:
+    # otherwise, text is red
+    fill = RED
 # Write two lines of text.
-draw.text((x, top), "Hello", font=font, fill=RED)
-draw.text((x, top + 20), "World!", font=font, fill=RED)
+draw.text((x, top), "Hello", font=font, fill=fill)
+draw.text((x, top + 20), "World!", font=font, fill=fill)
 
 # Display image.
 display.image(image)

examples/epd_bonnet.py

@@ -2,15 +2,15 @@
 # SPDX-License-Identifier: MIT
 
 import time
-import busio
-import board
-from digitalio import DigitalInOut, Direction
 
-from PIL import Image
-from PIL import ImageDraw
-from PIL import ImageFont
+import board
+import busio
+from digitalio import DigitalInOut, Direction
+from PIL import Image, ImageDraw, ImageFont
+
 from adafruit_epd.epd import Adafruit_EPD
-from adafruit_epd.ssd1675b import Adafruit_SSD1675B  # pylint: disable=unused-import
+from adafruit_epd.ssd1675b import Adafruit_SSD1675B
+from adafruit_epd.ssd1680 import Adafruit_SSD1680, Adafruit_SSD1680Z
 
 # create two buttons
 switch1 = DigitalInOut(board.D6)
@@ -26,7 +26,9 @@ rst = DigitalInOut(board.D27)
 busy = DigitalInOut(board.D17)
 
 # give them all to our driver
-display = Adafruit_SSD1675B(
+# display = Adafruit_SSD1675B(   # Oldest 2.13" Bonnet
+# display = Adafruit_SSD1680(    # Old 2.13" Bonnet
+display = Adafruit_SSD1680Z(  # Newer 2.13" mono display
     122,
     250,
     spi,  # 2.13" HD mono display (rev B)

examples/epd_pillow_demo.py

@@ -6,19 +6,23 @@ ePaper Display Shapes and Text demo using the Pillow Library.
 
 """
 
-import digitalio
-import busio
 import board
+import busio
+import digitalio
 from PIL import Image, ImageDraw, ImageFont
+
+from adafruit_epd.ek79686 import Adafruit_EK79686
 from adafruit_epd.il0373 import Adafruit_IL0373
-from adafruit_epd.il91874 import Adafruit_IL91874  # pylint: disable=unused-import
-from adafruit_epd.il0398 import Adafruit_IL0398  # pylint: disable=unused-import
-from adafruit_epd.ssd1608 import Adafruit_SSD1608  # pylint: disable=unused-import
-from adafruit_epd.ssd1675 import Adafruit_SSD1675  # pylint: disable=unused-import
-from adafruit_epd.ssd1680 import Adafruit_SSD1680  # pylint: disable=unused-import
-from adafruit_epd.ssd1681 import Adafruit_SSD1681  # pylint: disable=unused-import
-from adafruit_epd.uc8151d import Adafruit_UC8151D  # pylint: disable=unused-import
-from adafruit_epd.ek79686 import Adafruit_EK79686  # pylint: disable=unused-import
+from adafruit_epd.il0398 import Adafruit_IL0398
+from adafruit_epd.il91874 import Adafruit_IL91874
+from adafruit_epd.jd79661 import Adafruit_JD79661
+from adafruit_epd.ssd1608 import Adafruit_SSD1608
+from adafruit_epd.ssd1675 import Adafruit_SSD1675
+from adafruit_epd.ssd1680 import Adafruit_SSD1680, Adafruit_SSD1680Z
+from adafruit_epd.ssd1681 import Adafruit_SSD1681
+from adafruit_epd.ssd1683 import Adafruit_SSD1683
+from adafruit_epd.uc8151d import Adafruit_UC8151D
+from adafruit_epd.uc8179 import Adafruit_UC8179
 
 # First define some color constants
 WHITE = (0xFF, 0xFF, 0xFF)
@@ -41,15 +45,21 @@ rst = digitalio.DigitalInOut(board.D27)
 busy = digitalio.DigitalInOut(board.D17)
 
 # give them all to our driver
+# display = Adafruit_JD79661(122, 150,        # 2.13" Quad-color display
 # display = Adafruit_SSD1608(200, 200,        # 1.54" HD mono display
 # display = Adafruit_SSD1675(122, 250,        # 2.13" HD mono display
 # display = Adafruit_SSD1680(122, 250,        # 2.13" HD Tri-color or mono display
+# display = Adafruit_SSD1680Z(122, 250,       # Newer 2.13" mono display
 # display = Adafruit_SSD1681(200, 200,        # 1.54" HD Tri-color display
 # display = Adafruit_IL91874(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_EK79686(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_IL0373(152, 152,         # 1.54" Tri-color display
 # display = Adafruit_UC8151D(128, 296,        # 2.9" mono flexible display
-# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display
+# display = Adafruit_UC8179(648, 480,         # 5.83" mono 648x480 display
+# display = Adafruit_UC8179(800, 480,         # 7.5" mono 800x480 display
+# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display IL0373
+# display = Adafruit_SSD1680(128, 296,        # 2.9" Tri-color display SSD1680
+# display = Adafruit_SSD1683(400, 300,        # 4.2" 300x400 Tri-Color display
 # display = Adafruit_IL0398(400, 300,         # 4.2" Tri-color display
 display = Adafruit_IL0373(
     104,
@@ -62,7 +72,9 @@ display = Adafruit_IL0373(
     busy_pin=busy,
 )
 
-# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY uncomment these lines!
+# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY OR!
+# UC8179 5.83" or 7.5" displays
+# uncomment these lines!
 # display.set_black_buffer(1, False)
 # display.set_color_buffer(1, False)
 

examples/epd_pillow_image.py

@@ -8,20 +8,23 @@ https://learn.adafruit.com/adafruit-eink-display-breakouts/python-code
 
 """
 
-import digitalio
-import busio
 import board
+import busio
+import digitalio
 from PIL import Image
-from adafruit_epd.il0373 import Adafruit_IL0373
-from adafruit_epd.il91874 import Adafruit_IL91874  # pylint: disable=unused-import
-from adafruit_epd.il0398 import Adafruit_IL0398  # pylint: disable=unused-import
-from adafruit_epd.ssd1608 import Adafruit_SSD1608  # pylint: disable=unused-import
-from adafruit_epd.ssd1675 import Adafruit_SSD1675  # pylint: disable=unused-import
-from adafruit_epd.ssd1680 import Adafruit_SSD1680  # pylint: disable=unused-import
-from adafruit_epd.ssd1681 import Adafruit_SSD1681  # pylint: disable=unused-import
-from adafruit_epd.uc8151d import Adafruit_UC8151D  # pylint: disable=unused-import
-from adafruit_epd.ek79686 import Adafruit_EK79686  # pylint: disable=unused-import
 
+from adafruit_epd.ek79686 import Adafruit_EK79686
+from adafruit_epd.il0373 import Adafruit_IL0373
+from adafruit_epd.il0398 import Adafruit_IL0398
+from adafruit_epd.il91874 import Adafruit_IL91874
+from adafruit_epd.jd79661 import Adafruit_JD79661
+from adafruit_epd.ssd1608 import Adafruit_SSD1608
+from adafruit_epd.ssd1675 import Adafruit_SSD1675
+from adafruit_epd.ssd1680 import Adafruit_SSD1680, Adafruit_SSD1680Z
+from adafruit_epd.ssd1681 import Adafruit_SSD1681
+from adafruit_epd.ssd1683 import Adafruit_SSD1683
+from adafruit_epd.uc8151d import Adafruit_UC8151D
+from adafruit_epd.uc8179 import Adafruit_UC8179
 
 # create the spi device and pins we will need
 spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
@@ -32,15 +35,21 @@ rst = digitalio.DigitalInOut(board.D27)
 busy = digitalio.DigitalInOut(board.D17)
 
 # give them all to our driver
+# display = Adafruit_JD79661(122, 150,        # 2.13" Quad-color display
 # display = Adafruit_SSD1608(200, 200,        # 1.54" HD mono display
 # display = Adafruit_SSD1675(122, 250,        # 2.13" HD mono display
 # display = Adafruit_SSD1680(122, 250,        # 2.13" HD Tri-color or mono display
+# display = Adafruit_SSD1680Z(122, 250,       # Newer 2.13" mono display
 # display = Adafruit_SSD1681(200, 200,        # 1.54" HD Tri-color display
 # display = Adafruit_IL91874(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_EK79686(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_IL0373(152, 152,         # 1.54" Tri-color display
 # display = Adafruit_UC8151D(128, 296,        # 2.9" mono flexible display
-# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display
+# display = Adafruit_UC8179(648, 480,         # 5.83" mono 648x480 display
+# display = Adafruit_UC8179(800, 480,         # 7.5" mono 800x480 display
+# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display IL0373
+# display = Adafruit_SSD1680(128, 296,        # 2.9" Tri-color display SSD1680
+# display = Adafruit_SSD1683(400, 300,        # 4.2" 300x400 Tri-Color display
 # display = Adafruit_IL0398(400, 300,         # 4.2" Tri-color display
 display = Adafruit_IL0373(
     104,
@@ -53,7 +62,9 @@ display = Adafruit_IL0373(
     busy_pin=busy,
 )
 
-# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY uncomment these lines!
+# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY OR!
+# UC8179 5.83" or 7.5" displays
+# uncomment these lines!
 # display.set_black_buffer(1, False)
 # display.set_color_buffer(1, False)
 
@@ -84,6 +95,38 @@ image = image.crop((x, y, x + display.width, y + display.height)).convert("RGB")
 # Convert to Monochrome and Add dithering
 # image = image.convert("1").convert("L")
 
+if type(display) == Adafruit_JD79661:
+    # Create a palette with the 4 colors: Black, White, Red, Yellow
+    # The palette needs 768 values (256 colors × 3 channels)
+    palette = []
+
+    # We'll map the 256 palette indices to our 4 colors
+    # 0-63: Black, 64-127: Red, 128-191: Yellow, 192-255: White
+    for i in range(256):
+        if i < 64:
+            palette.extend([0, 0, 0])  # Black
+        elif i < 128:
+            palette.extend([255, 0, 0])  # Red
+        elif i < 192:
+            palette.extend([255, 255, 0])  # Yellow
+        else:
+            palette.extend([255, 255, 255])  # White
+
+    # Create a palette image
+    palette_img = Image.new("P", (1, 1))
+    palette_img.putpalette(palette)
+
+    # Optional: Enhance colors before dithering for better results
+    # from PIL import ImageEnhance
+    # enhancer = ImageEnhance.Color(image)
+    # image = enhancer.enhance(1.5)  # Increase color saturation
+
+    # Quantize the image using Floyd-Steinberg dithering
+    image = image.quantize(palette=palette_img, dither=Image.FLOYDSTEINBERG)
+
+    # Convert back to RGB for the display driver
+    image = image.convert("RGB")
+
 # Display image.
 display.image(image)
 display.display()

examples/epd_shieldtest.py

@@ -3,10 +3,12 @@
 
 # EInk Shield test
 import time
-import digitalio
-import busio
+
 import board
+import busio
+import digitalio
 from analogio import AnalogIn
+
 from adafruit_epd.epd import Adafruit_EPD
 from adafruit_epd.il91874 import Adafruit_IL91874
 

examples/epd_simpletest.py

@@ -1,19 +1,23 @@
 # SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
 # SPDX-License-Identifier: MIT
 
-import digitalio
-import busio
 import board
+import busio
+import digitalio
+
+from adafruit_epd.ek79686 import Adafruit_EK79686
 from adafruit_epd.epd import Adafruit_EPD
 from adafruit_epd.il0373 import Adafruit_IL0373
-from adafruit_epd.il91874 import Adafruit_IL91874  # pylint: disable=unused-import
-from adafruit_epd.il0398 import Adafruit_IL0398  # pylint: disable=unused-import
-from adafruit_epd.ssd1608 import Adafruit_SSD1608  # pylint: disable=unused-import
-from adafruit_epd.ssd1675 import Adafruit_SSD1675  # pylint: disable=unused-import
-from adafruit_epd.ssd1680 import Adafruit_SSD1680  # pylint: disable=unused-import
-from adafruit_epd.ssd1681 import Adafruit_SSD1681  # pylint: disable=unused-import
-from adafruit_epd.uc8151d import Adafruit_UC8151D  # pylint: disable=unused-import
-from adafruit_epd.ek79686 import Adafruit_EK79686  # pylint: disable=unused-import
+from adafruit_epd.il0398 import Adafruit_IL0398
+from adafruit_epd.il91874 import Adafruit_IL91874
+from adafruit_epd.jd79661 import Adafruit_JD79661
+from adafruit_epd.ssd1608 import Adafruit_SSD1608
+from adafruit_epd.ssd1675 import Adafruit_SSD1675
+from adafruit_epd.ssd1680 import Adafruit_SSD1680, Adafruit_SSD1680Z
+from adafruit_epd.ssd1681 import Adafruit_SSD1681
+from adafruit_epd.ssd1683 import Adafruit_SSD1683
+from adafruit_epd.uc8151d import Adafruit_UC8151D
+from adafruit_epd.uc8179 import Adafruit_UC8179
 
 # create the spi device and pins we will need
 spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
@@ -25,15 +29,21 @@ busy = digitalio.DigitalInOut(board.D5)  # can be None to not use this pin
 
 # give them all to our drivers
 print("Creating display")
+# display = Adafruit_JD79661(122, 150,        # 2.13" Quad-color display
 # display = Adafruit_SSD1608(200, 200,        # 1.54" HD mono display
 # display = Adafruit_SSD1675(122, 250,        # 2.13" HD mono display
 # display = Adafruit_SSD1680(122, 250,        # 2.13" HD Tri-color display
 # display = Adafruit_SSD1681(200, 200,        # 1.54" HD Tri-color display
+# display = Adafruit_SSD1681(200, 200,        # 1.54" HD Tri-color display
 # display = Adafruit_IL91874(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_EK79686(176, 264,        # 2.7" Tri-color display
 # display = Adafruit_IL0373(152, 152,         # 1.54" Tri-color display
 # display = Adafruit_UC8151D(128, 296,        # 2.9" mono flexible display
-# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display
+# display = Adafruit_UC8179(648, 480,         # 5.83" mono 648x480 display
+# display = Adafruit_UC8179(800, 480,         # 7.5" mono 800x480 display
+# display = Adafruit_IL0373(128, 296,         # 2.9" Tri-color display IL0373
+# display = Adafruit_SSD1680(128, 296,        # 2.9" Tri-color display SSD1680
+# display = Adafruit_SSD1683(400, 300,        # 4.2" 300x400 Tri-Color display
 # display = Adafruit_IL0398(400, 300,         # 4.2" Tri-color display
 display = Adafruit_IL0373(
     104,
@@ -46,7 +56,9 @@ display = Adafruit_IL0373(
     busy_pin=busy,
 )
 
-# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY uncomment these lines!
+# IF YOU HAVE A 2.13" FLEXIBLE DISPLAY OR!
+# UC8179 5.83" or 7.5" displays
+# uncomment these lines!
 # display.set_black_buffer(1, False)
 # display.set_color_buffer(1, False)
 
@@ -55,20 +67,33 @@ display = Adafruit_IL0373(
 # display.set_color_buffer(1, True)
 
 display.rotation = 1
+if type(display) == Adafruit_JD79661:
+    WHITE = Adafruit_JD79661.WHITE
+    BLACK = Adafruit_JD79661.BLACK
+    RED = Adafruit_JD79661.RED
+    YELLOW = Adafruit_JD79661.YELLOW
+else:
+    WHITE = Adafruit_EPD.WHITE
+    BLACK = Adafruit_EPD.BLACK
+    RED = Adafruit_EPD.RED
 
 # clear the buffer
 print("Clear buffer")
-display.fill(Adafruit_EPD.WHITE)
-display.pixel(10, 100, Adafruit_EPD.BLACK)
+display.fill(WHITE)
+display.pixel(10, 100, BLACK)
 
 print("Draw Rectangles")
-display.fill_rect(5, 5, 10, 10, Adafruit_EPD.RED)
-display.rect(0, 0, 20, 30, Adafruit_EPD.BLACK)
+display.fill_rect(5, 5, 10, 10, RED)
+display.rect(0, 0, 20, 30, BLACK)
 
 print("Draw lines")
-display.line(0, 0, display.width - 1, display.height - 1, Adafruit_EPD.BLACK)
-display.line(0, display.height - 1, display.width - 1, 0, Adafruit_EPD.RED)
+if type(display) == Adafruit_JD79661:
+    display.line(0, 0, display.width - 1, display.height - 1, YELLOW)
+    display.line(0, display.height - 1, display.width - 1, 0, YELLOW)
+else:
+    display.line(0, 0, display.width - 1, display.height - 1, BLACK)
+    display.line(0, display.height - 1, display.width - 1, 0, RED)
 
 print("Draw text")
-display.text("hello world", 25, 10, Adafruit_EPD.BLACK)
+display.text("hello world", 25, 10, BLACK)
 display.display()

examples/feather_epd_blinka.py

@@ -2,9 +2,11 @@
 # SPDX-License-Identifier: MIT
 
 import time
-import digitalio
-import busio
+
 import board
+import busio
+import digitalio
+
 from adafruit_epd.epd import Adafruit_EPD
 from adafruit_epd.ssd1680 import Adafruit_SSD1680
 

examples/feather_epd_blinka_pillow.py

@@ -2,12 +2,12 @@
 # SPDX-License-Identifier: MIT
 
 import time
-import digitalio
-import busio
+
 import board
-from PIL import Image
-from PIL import ImageDraw
-from PIL import ImageFont
+import busio
+import digitalio
+from PIL import Image, ImageDraw, ImageFont
+
 from adafruit_epd.epd import Adafruit_EPD
 from adafruit_epd.ssd1680 import Adafruit_SSD1680
 

ruff.toml

@@ -0,0 +1,105 @@
+# SPDX-FileCopyrightText: 2024 Tim Cocks for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+target-version = "py38"
+line-length = 100
+
+[lint]
+preview = true
+select = ["I", "PL", "UP"]
+
+extend-select = [
+  "D419",  # empty-docstring
+  "E501",  # line-too-long
+  "W291",  # trailing-whitespace
+  "PLC0414",  # useless-import-alias
+  "PLC2401",  # non-ascii-name
+  "PLC2801",  # unnecessary-dunder-call
+  "PLC3002",  # unnecessary-direct-lambda-call
+  "E999",  # syntax-error
+  "PLE0101",  # return-in-init
+  "F706",  # return-outside-function
+  "F704",  # yield-outside-function
+  "PLE0116",  # continue-in-finally
+  "PLE0117",  # nonlocal-without-binding
+  "PLE0241",  # duplicate-bases
+  "PLE0302",  # unexpected-special-method-signature
+  "PLE0604",  # invalid-all-object
+  "PLE0605",  # invalid-all-format
+  "PLE0643",  # potential-index-error
+  "PLE0704",  # misplaced-bare-raise
+  "PLE1141",  # dict-iter-missing-items
+  "PLE1142",  # await-outside-async
+  "PLE1205",  # logging-too-many-args
+  "PLE1206",  # logging-too-few-args
+  "PLE1307",  # bad-string-format-type
+  "PLE1310",  # bad-str-strip-call
+  "PLE1507",  # invalid-envvar-value
+  "PLE2502",  # bidirectional-unicode
+  "PLE2510",  # invalid-character-backspace
+  "PLE2512",  # invalid-character-sub
+  "PLE2513",  # invalid-character-esc
+  "PLE2514",  # invalid-character-nul
+  "PLE2515",  # invalid-character-zero-width-space
+  "PLR0124",  # comparison-with-itself
+  "PLR0202",  # no-classmethod-decorator
+  "PLR0203",  # no-staticmethod-decorator
+  "UP004",  # useless-object-inheritance
+  "PLR0206",  # property-with-parameters
+  "PLR0904",  # too-many-public-methods
+  "PLR0911",  # too-many-return-statements
+  "PLR0912",  # too-many-branches
+  "PLR0913",  # too-many-arguments
+  "PLR0914",  # too-many-locals
+  "PLR0915",  # too-many-statements
+  "PLR0916",  # too-many-boolean-expressions
+  "PLR1702",  # too-many-nested-blocks
+  "PLR1704",  # redefined-argument-from-local
+  "PLR1711",  # useless-return
+  "C416",  # unnecessary-comprehension
+  "PLR1733",  # unnecessary-dict-index-lookup
+  "PLR1736",  # unnecessary-list-index-lookup
+
+  # ruff reports this rule is unstable
+  #"PLR6301",  # no-self-use
+
+  "PLW0108",  # unnecessary-lambda
+  "PLW0120",  # useless-else-on-loop
+  "PLW0127",  # self-assigning-variable
+  "PLW0129",  # assert-on-string-literal
+  "B033",  # duplicate-value
+  "PLW0131",  # named-expr-without-context
+  "PLW0245",  # super-without-brackets
+  "PLW0406",  # import-self
+  "PLW0602",  # global-variable-not-assigned
+  "PLW0603",  # global-statement
+  "PLW0604",  # global-at-module-level
+
+  # fails on the try: import typing used by libraries
+  #"F401",  # unused-import
+
+  "F841",  # unused-variable
+  "E722",  # bare-except
+  "PLW0711",  # binary-op-exception
+  "PLW1501",  # bad-open-mode
+  "PLW1508",  # invalid-envvar-default
+  "PLW1509",  # subprocess-popen-preexec-fn
+  "PLW2101",  # useless-with-lock
+  "PLW3301",  # nested-min-max
+]
+
+ignore = [
+    "PLR2004", # magic-value-comparison
+    "UP030", # format literals
+    "PLW1514",  # unspecified-encoding
+    "PLR0913", # too-many-arguments
+    "PLR0915", # too-many-statements
+    "PLR0917", # too-many-positional-arguments
+    "PLR0904", # too-many-public-methods
+    "PLR0912", # too-many-branches
+    "PLR0916", # too-many-boolean-expressions
+]
+
+[format]
+line-ending = "lf"