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CedarGroveStudiosCedarGroveStudios
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fix CRLF line endings
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‎adafruit_neotrellis/multitrellis.py

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# SPDX-FileCopyrightText: 2021 Dean Miller for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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"""
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``adafruit_multitrellis``
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====================================================
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A CircuitPython driver class for interfacing clusters of 4x4 NeoTrellis with
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elastomer buttons and NeoPixel RGB LEDs.
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* Author(s): Dean Miller, JG for CedarGroveMakerStudios
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Implementation Notes
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--------------------
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**Hardware:**
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* 'NeoTrellis RGB Driver PCB for 4x4 Keypad, PID: 3954
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<https://www.adafruit.com/product/3954>'
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**Software and Dependencies:**
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* Adafruit CircuitPython firmware for the supported boards:
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https://github.com/adafruit/circuitpython/releases
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* Adafruit Seesaw CircuitPython library
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https://github.com/adafruit/Adafruit_CircuitPython_seesaw/releases
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"""
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__version__ = "0.0.0-auto.0"
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__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_neotrellis.git"
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from time import sleep
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from micropython import const
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from adafruit_seesaw.keypad import KeyEvent
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_NEO_TRELLIS_NUM_KEYS = const(16)
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def _key(xval):
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return int(int(xval / 4) * 8 + (xval % 4))
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def _seesaw_key(xval):
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return int(int(xval / 8) * 4 + (xval % 8))
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class MultiTrellis:
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"""Driver for multiple connected Adafruit NeoTrellis boards."""
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def __init__(self, neotrellis_array):
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self._trelli = neotrellis_array
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self._rows = len(neotrellis_array)
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self._cols = len(neotrellis_array[0])
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def activate_key(self, x, y, edge, enable=True):
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"""Activate or deactivate a key on the trellis. x and y are the index
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of the key measured from the top lefthand corner. Edge specifies what
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edge to register an event on and can be NeoTrellis.EDGE_FALLING or
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NeoTrellis.EDGE_RISING. enable should be set to True if the event is
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to be enabled, or False if the event is to be disabled."""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].activate_key(ykey * 4 + xkey, edge, enable)
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def set_callback(self, x, y, function):
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"""Set a callback function for when an event for the key at index x, y
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(measured from the top lefthand corner) is detected."""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].callbacks[ykey * 4 + xkey] = function
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def color(self, x, y, color):
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"""Set the color of the pixel at index x, y measured from the top
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lefthand corner of the matrix"""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].pixels[ykey * 4 + xkey] = color
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def sync(self):
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"""Read all trellis boards in the matrix and call any callbacks"""
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for _n in range(self._rows):
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for _m in range(self._cols):
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_t = self._trelli[_n][_m]
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available = _t.count
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sleep(0.0005)
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if available > 0:
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available = available + 2
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buf = _t.read_keypad(available)
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for raw in buf:
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evt = KeyEvent(_seesaw_key((raw >> 2) & 0x3F), raw & 0x3)
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if (
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evt.number < _NEO_TRELLIS_NUM_KEYS
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and _t.callbacks[evt.number] is not None
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):
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y = int(evt.number / 4) + _n * 4
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x = int(evt.number % 4) + _m * 4
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_t.callbacks[evt.number](x, y, evt.edge)
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@property
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def brightness(self):
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"""The NeoPixel brightness level of all clustered NeoTrellis boards."""
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return self._brightness
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@brightness.setter
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def brightness(self, new_brightness):
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"""Select a NeoPixel brightness level for all all clustered boards. A
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valid brightness value is in the range of 0.0 to 1.0."""
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self._brightness = new_brightness
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for _r in range(self._rows):
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for _c in range(self._cols):
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self._trelli[_r][_c].brightness = self._brightness
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# SPDX-FileCopyrightText: 2021 Dean Miller for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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"""
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``adafruit_multitrellis``
7+
====================================================
8+
9+
A CircuitPython driver class for interfacing clusters of 4x4 NeoTrellis with
10+
elastomer buttons and NeoPixel RGB LEDs.
11+
12+
* Author(s): Dean Miller, JG for CedarGroveMakerStudios
13+
14+
Implementation Notes
15+
--------------------
16+
17+
**Hardware:**
18+
19+
* 'NeoTrellis RGB Driver PCB for 4x4 Keypad, PID: 3954
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<https://www.adafruit.com/product/3954>'
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22+
**Software and Dependencies:**
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24+
* Adafruit CircuitPython firmware for the supported boards:
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https://github.com/adafruit/circuitpython/releases
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* Adafruit Seesaw CircuitPython library
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https://github.com/adafruit/Adafruit_CircuitPython_seesaw/releases
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"""
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__version__ = "0.0.0-auto.0"
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__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_neotrellis.git"
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from time import sleep
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from micropython import const
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from adafruit_seesaw.keypad import KeyEvent
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_NEO_TRELLIS_NUM_KEYS = const(16)
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def _key(xval):
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return int(int(xval / 4) * 8 + (xval % 4))
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45+
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def _seesaw_key(xval):
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return int(int(xval / 8) * 4 + (xval % 8))
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class MultiTrellis:
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"""Driver for multiple connected Adafruit NeoTrellis boards."""
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def __init__(self, neotrellis_array):
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self._trelli = neotrellis_array
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self._rows = len(neotrellis_array)
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self._cols = len(neotrellis_array[0])
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def activate_key(self, x, y, edge, enable=True):
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"""Activate or deactivate a key on the trellis. x and y are the index
60+
of the key measured from the top lefthand corner. Edge specifies what
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edge to register an event on and can be NeoTrellis.EDGE_FALLING or
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NeoTrellis.EDGE_RISING. enable should be set to True if the event is
63+
to be enabled, or False if the event is to be disabled."""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].activate_key(ykey * 4 + xkey, edge, enable)
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def set_callback(self, x, y, function):
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"""Set a callback function for when an event for the key at index x, y
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(measured from the top lefthand corner) is detected."""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].callbacks[ykey * 4 + xkey] = function
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def color(self, x, y, color):
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"""Set the color of the pixel at index x, y measured from the top
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lefthand corner of the matrix"""
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xkey = x % 4
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ykey = int(int(y % 4) * 4 / 4)
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self._trelli[int(y / 4)][int(x / 4)].pixels[ykey * 4 + xkey] = color
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def sync(self):
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"""Read all trellis boards in the matrix and call any callbacks"""
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for _n in range(self._rows):
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for _m in range(self._cols):
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_t = self._trelli[_n][_m]
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available = _t.count
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sleep(0.0005)
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if available > 0:
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available = available + 2
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buf = _t.read_keypad(available)
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for raw in buf:
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evt = KeyEvent(_seesaw_key((raw >> 2) & 0x3F), raw & 0x3)
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if (
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evt.number < _NEO_TRELLIS_NUM_KEYS
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and _t.callbacks[evt.number] is not None
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):
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y = int(evt.number / 4) + _n * 4
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x = int(evt.number % 4) + _m * 4
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_t.callbacks[evt.number](x, y, evt.edge)
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@property
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def brightness(self):
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"""The NeoPixel brightness level of all clustered NeoTrellis boards."""
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return self._brightness
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@brightness.setter
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def brightness(self, new_brightness):
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"""Select a NeoPixel brightness level for all all clustered boards. A
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valid brightness value is in the range of 0.0 to 1.0."""
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self._brightness = new_brightness
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for _r in range(self._rows):
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for _c in range(self._cols):
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self._trelli[_r][_c].brightness = self._brightness

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