88 lines
2.5 KiB
Python
88 lines
2.5 KiB
Python
# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
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# SPDX-FileCopyrightText: Copyright (c) 2023 Scott Shawcroft for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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"""
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`adafruit_acep7in`
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================================================================================
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Driver for 7.3" 7-color (aka ACeP) epaper display
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* Author(s): Scott Shawcroft
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Implementation Notes
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--------------------
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**Software and Dependencies:**
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* Adafruit CircuitPython firmware for the supported boards:
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https://circuitpython.org/downloads
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"""
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import displayio
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__version__ = "0.0.0+auto.0"
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__repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_ACeP7In.git"
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_START_SEQUENCE = (
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b"\xaa\x06\x49\x55\x20\x08\x09\x18" # CMDH
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b"\x01\x06\x3F\x00\x32\x2A\x0E\x2A" # power setting PWRR
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b"\x00\x02\x5f\x69" # panel setting (PSR)
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b"\x03\x04\x00\x54\x00\x44" # POFS
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b"\x05\x04\x40\x1F\x1F\x2C" # booster BTST1
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b"\x06\x04\x6F\x1F\x16\x25" # booster BTST2
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b"\x08\x04\x6F\x1F\x1F\x22" # booster BTST3
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b"\x13\x02\x00\x04" # IPC
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b"\x30\x01\x02" # PLL setting
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b"\x41\x01\x00" # TSE
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b"\x50\x01\x3F" # vcom and data interval setting
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b"\x60\x02\x02\x00" # tcon setting
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b"\x61\x04\x03\x20\x01\xe0" # tres
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b"\x82\x01\x1e" # vdcs
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b"\x84\x01\x00" # t_vdcs
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b"\x86\x01\x00" # agid
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b"\xe3\x01\x2f" # PWS
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b"\xe0\x01\x00" # ccset
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b"\xe6\x01\x00" # tsset
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b"\x04\x80\xc8" # power on and wait 10 ms
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)
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_STOP_SEQUENCE = b"\x02\x01\x00" # Power off only
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# pylint: disable=too-few-public-methods
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class ACeP7In(displayio.EPaperDisplay):
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r"""Display driver for 7" ACeP epaper display. Driver IC name is unknown.
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:param bus: The data bus the display is on
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:param \**kwargs:
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See below
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:Keyword Arguments:
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* *width* (``int``) --
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Display width
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* *height* (``int``) --
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Display height
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* *rotation* (``int``) --
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Display rotation
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"""
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def __init__(self, bus, **kwargs):
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width = kwargs["width"]
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height = kwargs["height"]
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if "rotation" in kwargs and kwargs["rotation"] % 180 != 0:
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width, height = height, width
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super().__init__(
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bus,
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_START_SEQUENCE,
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_STOP_SEQUENCE,
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**kwargs,
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ram_width=800,
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ram_height=480,
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start_up_time=1,
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busy_state=False,
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write_black_ram_command=0x10,
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refresh_display_command=b"\x12\x01\x00",
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acep=True
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)
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