def xugu():
global value, ret, types
while True:
if ret == 0:
xugu_pin = Pin(pin, Pin.IN)
value = xugu_pin.read_digital()
ret = None
if ret == 1:
xugu_pin = Pin(pin, Pin.ANALOG)
value = xugu_pin.read_analog()
ret = None
if types in type_D_list:
xugu_pin = Pin(pin, Pin.OUT)
if value == 0:
xugu_pin.write_digital(value)
else:
value = 1
xugu_pin.write_digital(value)
types = None
if types in type_A_list:
xugu_pin = Pin(pin, Pin.OUT)
xugu_pin.write_analog(value)
types = None
if types in type_S_list:
xugu_servo = Servo(pin)
xugu_servo.write_angle(value)
types = None
from xugu import Pin #从xugu库中导入Pin类
import time #导入时间模块
pin = Pin(4, Pin.IN) #创建Pin对象
test = 30
while test > 0:
value = pin.read_digital() #读取对应Pin脚的电平值
if value:
print("find human!!!") #电平为1代表发现人
else:
print("no human!!!") #电平为0代表没发现人
time.sleep(1) #睡眠1秒
test -= 1
from xugu import Pin, SerialMgt # 从 xugu 库中导入 Pin、SerialMgt 类
import time # 导入时间模块
p = Pin(4, Pin.IN) # 初始化 4 号引脚,设置为数字输入模式
ser = SerialMgt() #初始化串口
while True:
value = p.read_digital() # 读取 4 号引脚电平信息,赋值给 value
print(value) # 将value的值打印到终端上
ser.write(str(value).encode()) # 将value的值写入到串口
time.sleep(0.1) # 持续100ms