kopia lustrzana https://github.com/peterhinch/micropython-micro-gui
54 wiersze
1.8 KiB
Plaintext
54 wiersze
1.8 KiB
Plaintext
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https://learn.adafruit.com/adafruit-1-44-color-tft-with-micro-sd-socket/python-usage
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# disp = st7735.ST7735R(spi, rotation=90, # 1.8" ST7735R
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# disp = st7735.ST7735R(spi, rotation=270, height=128, x_offset=2, y_offset=3, # 1.44" ST7735R
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# disp = st7735.ST7735R(spi, rotation=90, bgr=True, # 0.96" MiniTFT ST7735R
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# disp = ssd1351.SSD1351(spi, rotation=180,
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import machine
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import gc
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from time import sleep_ms
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from drivers.st7735r.st7735r144 import ST7735R as SSD
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height = 128
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width = 128 # 160
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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, height, width) # Create a display instance
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ssd.fill(0)
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ssd.show()
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sleep_ms(1000)
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ssd.line(0, 0, width - 1, height - 1, ssd.rgb(0, 255, 0)) # Green diagonal corner-to-corner
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ssd.rect(0, 0, 15, 15, ssd.rgb(255, 0, 0)) # Red square at top left
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ssd.show()
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sleep_ms(2000)
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ssd.fill(0)
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ssd.show()
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ssd.line(0, 0, width - 1, height - 1, ssd.rgb(0, 255, 255))
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ssd.rect(0, 0, 40, 40, ssd.rgb(0, 0, 255))
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ssd.rect(width - 41, height - 41, 40, 40, ssd.rgb(0, 0, 255))
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ssd.show()
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Attempt to rotate 1.44" unit fell foul of x and y offsets with 1-2 pixel errors.
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Rotation passed to ctor
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def __init__(self, spi, cs, dc, rst, height=128, width=128, init_spi=False, rotation=0):
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...
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quad, mod = divmod(rotation, 90) # Get quadrant
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if mod:
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raise ValueError('Rotation should be divisible by 90')
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...
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self._init(quad)
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def _init(self, quad):
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...
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rval = (b'\x20', b'\x40', b'\xe0', b'\x80')[quad]
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wcd(b'\x36', rval)
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