displayio driver for ST7789 TFT-LCD displays.
This driver depends on:
Please ensure all dependencies are available on the CircuitPython filesystem. This is easily achieved by downloading the Adafruit library and driver bundle.
import board import displayio # Starting in CircuitPython 9.x fourwire will be a seperate internal library # rather than a component of the displayio library try: from fourwire import FourWire except ImportError: from displayio import FourWire from adafruit_st7789 import ST7789 displayio.release_displays() spi = board.SPI() while not spi.try_lock(): pass spi.configure(baudrate=24000000) # Configure SPI for 24MHz spi.unlock() tft_cs = board.D5 tft_dc = board.D6 display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=board.D9) display = ST7789(display_bus, width=240, height=240, rowstart=80, bgr=True, invert=True) # Make the display context splash = displayio.Group() display.root_group = splash color_bitmap = displayio.Bitmap(240, 240, 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: passAPI documentation for this library can be found on Read the Docs.
For information on building library documentation, please check out this guide.
Contributions are welcome! Please read our Code of Conduct before contributing to help this project stay welcoming.
