Simple test¶
Ensure your device works with this simple test.
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This test will initialize the display using displayio
and draw a solid red background
This example is set up for Electronut Labs Blip
"""
import board
import busio
import displayio
import electronutlabs_ili9163
spi = busio.SPI(board.D29, MOSI=board.D30)
tft_cs = board.D4
tft_dc = board.D33
displayio.release_displays()
display_bus = displayio.FourWire(spi, command=tft_dc, chip_select=tft_cs)
display = electronutlabs_ili9163.ILI9163(display_bus, width=160, height=128)
# Make the display context
splash = displayio.Group(max_size=10)
display.show(splash)
color_bitmap = displayio.Bitmap(160, 128, 1)
color_palette = displayio.Palette(1)
color_palette[0] = 0xFF0000
bg_sprite = displayio.TileGrid(color_bitmap,
pixel_shader=color_palette,
x=0, y=0)
splash.append(bg_sprite)
while True:
pass
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