Import time
from board import IO21 
from digitalio import DigitalInOut, Direction  # 使用digitalio库来设置引脚方向

led = DigitalInOut(IO21)               # 初始化内置LED引脚
led.direction = Direction.OUTPUT       # led 引脚设置为输出模式

while True:
    led.value = True       # 打开LED
    time.sleep(1)          # 等待1秒
    led.value = False      # 关闭LED
    time.sleep(1)          # 等待1秒

Import time
from board import IO1,IO2  
from digitalio import DigitalInOut, Direction, Pull

# 初始化内置LED引脚为输出模式
led = DigitalInOut(IO2)  
led.direction = Direction.OUTPUT

# 开关按钮 设置 IO1
button = DigitalInOut(IO1)
button.direction = Direction.INPUT
button.pull = Pull.UP
 
while True:
    if button.value:
        led.value = False
    else:
        led.value = True

    time.sleep(0.01)          # 防抖动延迟

Import time
import board
import usb_hid
from digitalio import DigitalInOut, Direction, Pull
from adafruit_hid.keyboard import Keyboard
from adafruit_hid.keycode import Keycode

# 初始化键盘设备
kbd = Keyboard(usb_hid.devices)

# 设置复制按钮 IO1
button_copy = DigitalInOut(board.IO1)
button_copy.direction = Direction.INPUT
button_copy.pull = Pull.UP

# 设置粘贴按钮 IO6
button_paste = DigitalInOut(board.IO6)
button_paste.direction = Direction.INPUT
button_paste.pull = Pull.UP

while True:
    if not button_copy.value:                     # 如果按钮copy 被按下
        kbd.send(Keycode.CONTROL, Keycode.C)      # 发送 ctrl+c
        print('c')
        time.sleep(0.3)  # 防止按键重复
    elif not button_paste.value:                  # 如果按钮paste 被按下
        kbd.send(Keycode.CONTROL, Keycode.V)      # 发送 ctrl+v
        print('v')
        time.sleep(0.3)  # 防止按键重复

    time.sleep(0.1)      # 防抖动延迟