78 lines
3.4 KiB
Python
78 lines
3.4 KiB
Python
# The MIT License (MIT)
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#
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# Copyright (c) 2019 Scott Shawcroft for Adafruit Industries LLC
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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"""
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`adafruit_ILI9341`
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====================================================
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Display driver for ILI9341
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* Author(s): Scott Shawcroft
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Implementation Notes
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--------------------
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**Hardware:**
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.. todo:: Add links to any specific hardware product page(s), or category page(s). Use unordered list & hyperlink rST
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inline format: "* `Link Text <url>`_"
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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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"""
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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_ILI9341.git"
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init_sequence = (b"\x01\x80\x80"# Software reset then delay 0x78 (120ms)
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b"\xEF\x03\x03\x80\x02"
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b"\xCF\x03\x00\xC1\x30"
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b"\xED\x04\x64\x03\x12\x81"
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b"\xE8\x03\x85\x00\x78"
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b"\xCB\x05\x39\x2C\x00\x34\x02"
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b"\xF7\x01\x20"
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b"\xEA\x02\x00\x00"
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b"\xc0\x01\x23" # Power control VRH[5:0]
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b"\xc1\x01\x10" # Power control SAP[2:0];BT[3:0]
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b"\xc5\x02\x3e\x28" # VCM control
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b"\xc7\x01\x86" # VCM control2
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b"\x36\x01\x38" # Memory Access Control
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b"\x37\x01\x00" # Vertical scroll zero
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b"\x3a\x01\x55" # COLMOD: Pixel Format Set
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b"\xb1\x02\x00\x18" # Frame Rate Control (In Normal Mode/Full Colors)
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b"\xb6\x03\x08\x82\x27" # Display Function Control
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b"\xF2\x01\x00" # 3Gamma Function Disable
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b"\x26\x01\x01" # Gamma curve selected
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b"\xe0\x0f\x0F\x31\x2B\x0C\x0E\x08\x4E\xF1\x37\x07\x10\x03\x0E\x09\x00" # Set Gamma
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b"\xe1\x0f\x00\x0E\x14\x03\x11\x07\x31\xC1\x48\x08\x0F\x0C\x31\x36\x0F" # Set Gamma
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b"\x11\x80\x78"# Exit Sleep then delay 0x78 (120ms)
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b"\x29\x80\x78"# Display on then delay 0x78 (120ms)
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)
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class ILI9341(displayio.Display):
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"""ILI9341 display driver"""
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def __init__(self, bus):
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super().__init__(bus, _INIT_SEQUENCE, width=320, height=240)
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