Raspberry Pi Pico W with ILI9341 display - LVGL v9 example

main.py

import lvgl as lv
import fs_driver

if not lv.is_initialized():
    print("Init LVGL")
    lv.init()
    print("Init LVGL - DONE")

print("Init LVGL FS driver")
fs_drv = lv.fs_drv_t()
fs_driver.fs_register(fs_drv, 'A', 0)
print("Init LVGL FS driver - DONE")

import lv_utils
if lv_utils.event_loop.is_running():
    print("Deinit lv_utils.event_loop")
    lv_utils.event_loop.current_instance.deinit()
    print("Deinit lv_utils.event_loop - DONE")

print("Create SPI")
import machine
spi = machine.SPI(
    0,
    baudrate=24_000_000,
    sck=machine.Pin(6, machine.Pin.OUT),
    mosi=machine.Pin(7, machine.Pin.OUT)
)
print("Create SPI - DONE")

print("Init Ili9341")
import ili9xxx
drv = ili9xxx.Ili9341(rot=3, spi=spi, cs=13, dc=15,
                        rst=14, factor=8, doublebuffer=False)
print("Init Ili9341 - DONE")

print("Show screen")
screen = lv.obj()

print("Show label using font")
font = lv.binfont_create("A:KeepCalmMedium-32.font")
label2 = lv.label(screen)
label2.align(lv.ALIGN.TOP_MID, 0, 10)
label2.set_style_text_color(lv.color_black(), 0)
label2.set_style_text_font(font, 0)
label2.set_text("Hello World!")

print("Show button")
button = lv.button(screen)
button.center()
label = lv.label(button)
label.set_text("Hello World!")
label.center()

lv.screen_load(screen)
print("Show screen - DONE")