demo_colored_squares.py

"""ILI9341 demo (colored squares)."""
from time import sleep
from ili9341 import Display
from machine import Pin, SPI
from sys import modules

RED = const(0XF800)  # (255, 0, 0)
GREEN = const(0X07E0)  # (0, 255, 0)
BLUE = const(0X001F)  # (0, 0, 255)
YELLOW = const(0XFFE0)  # (255, 255, 0)
FUCHSIA = const(0XF81F)  # (255, 0, 255)
AQUA = const(0X07FF)  # (0, 255, 255)
MAROON = const(0X8000)  # (128, 0, 0)
DARKGREEN = const(0X0400)  # (0, 128, 0)
NAVY = const(0X0010)  # (0, 0, 128)
TEAL = const(0X0410)  # (0, 128, 128)
PURPLE = const(0X8010)  # (128, 0, 128)
OLIVE = const(0X8400)  # (128, 128, 0)
ORANGE = const(0XFC00)  # (255, 128, 0)
DEEP_PINK = const(0XF810)  # (255, 0, 128)
CHARTREUSE = const(0X87E0)  # (128, 255, 0)
SPRING_GREEN = const(0X07F0)  # (0, 255, 128)
INDIGO = const(0X801F)  # (128, 0, 255)
DODGER_BLUE = const(0X041F)  # (0, 128, 255)
CYAN = const(0X87FF)  # (128, 255, 255)
PINK = const(0XFC1F)  # (255, 128, 255)
LIGHT_YELLOW = const(0XFFF0)  # (255, 255, 128)
LIGHT_CORAL = const(0XFC10)  # (255, 128, 128)
LIGHT_GREEN = const(0X87F0)  # (128, 255, 128)
LIGHT_SLATE_BLUE = const(0X841F)  # (128, 128, 255)
WHITE = const(0XFFF)  # (255, 255, 255)


def test():
    """Test code."""
    # Baud rate of 40000000 seems about the max
    spi = SPI(1, baudrate=40000000, sck=Pin(14), mosi=Pin(13))
    display = Display(spi, dc=Pin(4), cs=Pin(16), rst=Pin(17))

    # Build color list from all upper case constants (lazy approach)
    colors = [getattr(modules[__name__], name) for name in dir(
        modules[__name__]) if name.isupper() and name is not 'SPI']

    colors.sort()
    c = 0
    for x in range(0, 240, 48):
        for y in range(0, 320, 64):
            display.fill_rectangle(x, y, 47, 63, colors[c])
            c += 1
    sleep(9)
    display.cleanup()


test()