kopia lustrzana https://github.com/peterhinch/micropython-nano-gui
39 wiersze
1.2 KiB
Python
39 wiersze
1.2 KiB
Python
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# st7735r144_setup.py Customise for your hardware config
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# Released under the MIT License (MIT). See LICENSE.
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# Copyright (c) 2020 Peter Hinch
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# As written, supports:
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# Adfruit 1.44 inch Color TFT LCD display with MicroSD Card Breakout:
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# https://www.adafruit.com/product/2088
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# Demo of initialisation procedure designed to minimise risk of memory fail
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# when instantiating the frame buffer. The aim is to do this as early as
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# possible before importing other modules.
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# WIRING (Adafruit pin nos and names).
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# Pyb SSD
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# Vin Vcc (1) 5V
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# 3v3 (2) No connection
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# Gnd Gnd (3)
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# Y6 SCK (4)
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# Y7 SO (5) MISO Optional - (for SD card)
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# Y8 SI (6) MOSI
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# Y2 TCS (7)
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# Y3 RST (8)
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# Y1 D/C (9)
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# CARD_CS (10) No connection (for SD card)
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# Vin Lite (11) Backlight
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import machine
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import gc
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from drivers.st7735r.st7735r144 import ST7735R as SSD
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pdc = machine.Pin('Y1', machine.Pin.OUT_PP, value=0)
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pcs = machine.Pin('Y2', machine.Pin.OUT_PP, value=1)
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prst = machine.Pin('Y3', machine.Pin.OUT_PP, value=1)
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spi = machine.SPI(2, baudrate=12_000_000)
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gc.collect() # Precaution before instantiating framebuf
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ssd = SSD(spi, pcs, pdc, prst) # Create a display instance
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