# 整体流程
# 1. 链接wifi
# 2. 启动网络功能(UDP)
# 3. 接收网络数据
# 4. 处理接收的数据
import socket
import time
import network
import machine
def do_connect():
wlan = network.WLAN(network.STA_IF)
wlan.active(True)
if not wlan.isconnected():
print('connecting to network...')
wlan.connect('donglinyi', 'wangmingdong1225')
i = 1
while not wlan.isconnected():
print("正在链接...{}".format(i))
i += 1
time.sleep(1)
print('network config:', wlan.ifconfig())
def start_udp():
# 2. 启动网络功能(UDP)
# 2.1. 创建udp套接字
udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
# 2.2. 绑定本地信息
udp_socket.bind(("0.0.0.0", 7788))
return udp_socket
def main():
# 1. 链接wifi
do_connect()
# 2. 创建UDP
udp_socket = start_udp()
# 3. 创建灯对象
led = machine.Pin(2, machine.Pin.OUT)
# 4. 接收网络数据
while True:
recv_data, sender_info = udp_socket.recvfrom(1024)
print("{}发送{}".format(sender_info, recv_data))
recv_data_str = recv_data.decode("utf-8")
try:
print(recv_data_str)
except Exception as ret:
print("error:", ret)
# 5. 处理接收的数据
if recv_data_str == "light on":
print("这里是要灯亮的代码...")
led.value(1)
elif recv_data_str == "light off":
print("这里是要灯灭的代码...")
led.value(0)
if __name__ == "__main__":
main()
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