56 lines
No EOL
1.1 KiB
Python
56 lines
No EOL
1.1 KiB
Python
import time
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import board
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import displayio
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import busio
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import adafruit_uc8151d
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displayio.release_displays()
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clk = board.GP10
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si = board.GP11
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dc = board.GP8
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cs = board.GP9
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rst = board.GP12
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busy = board.GP13
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display_bus = displayio.FourWire(
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busio.SPI(clk, si), command=dc, chip_select=cs, reset=rst, baudrate=1000000
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)
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time.sleep(1)
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display = adafruit_uc8151d.UC8151D(
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display_bus, width=152, height=152, busy_pin=busy, rotation=180, grayscale=True
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)
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bitmap = displayio.Bitmap(152, 152, 4)
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# Draw Black
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for x in range(0,152):
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for y in range(0,38):
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bitmap[x, y] = 0
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#Draw Dark Gray
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for x in range(0,152):
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for y in range(38,76):
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bitmap[x, y] = 1
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#Draw Light Gray
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for x in range(0,152):
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for y in range(76,114):
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bitmap[x, y] = 2
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#Draw White
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for x in range(0,152):
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for y in range(114,152):
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bitmap[x, y] = 3
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palette = displayio.Palette(4)
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palette[0] = 0x000000 # Black
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palette[1] = 0x404040 # Dark Gray
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palette[2] = 0x808080 # Light Gray
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palette[3] = 0xFFFFFF # White
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g = displayio.Group()
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t = displayio.TileGrid(bitmap, pixel_shader=palette)
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g.append(t)
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display.show(g)
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display.refresh() |