Force a kiosk into BIOS to boot from a USB drive, Adafruit Trinkey QT2040, CircuitPython 8.x

boot.py

import board
import digitalio
import storage
import usb_cdc
import usb_midi
import usb_hid

# QT2040 Trinkey
button = digitalio.DigitalInOut(board.BUTTON)
button.switch_to_input(digitalio.Pull.UP)

# If the button is NOT pressed, set up the BIOS keyboard
if button.value:
    storage.disable_usb_drive()
    usb_cdc.disable()
    usb_midi.disable()
    usb_hid.enable((usb_hid.Device.KEYBOARD), boot_device=1)
else:
    pass

main.py

import board
import digitalio
import supervisor
import usb_hid
import time
from adafruit_hid.keyboard import Keyboard
from adafruit_hid.keycode import Keycode

# QT2040 Trinkey
button = digitalio.DigitalInOut(board.BUTTON)
button.switch_to_input(digitalio.Pull.UP)

# Don't autoreload, since we have to hold the button to boot normally
supervisor.runtime.autoreload = False

# If the button is NOT pressed, wait for USB then send keys
if button.value:
    while not supervisor.runtime.usb_connected:
        pass

    kbd = Keyboard(usb_hid.devices)

    # Mash DELETE 20 times to get into BIOS
    for a in range(20):
        kbd.send(Keycode.DELETE)
        time.sleep(0.25)

    time.sleep(5)

    # F6 is Advanced Settings
    kbd.send(Keycode.F6)

    time.sleep(1)

    # Left Arrow moves us to the exit screen
    kbd.send(Keycode.LEFT_ARROW)

    time.sleep(1)

    # End moves us to the flash drive
    kbd.send(Keycode.END)

    time.sleep(1)

    # Enter boots
    kbd.send(Keycode.ENTER)
else:
    pass