openmv/scripts/examples/14-WiFi-Shield/tcp_client.py

36 lines
800 B
Python

# TCP Client Example
#
# This example shows how to send and receive TCP traffic with the WiFi shield.
import network, usocket
# AP info
SSID='' # Network SSID
KEY='' # Network key
# Init wlan module and connect to network
print("Trying to connect... (may take a while)...")
wlan = network.WINC()
wlan.connect(SSID, key=KEY, security=wlan.WPA_PSK)
# We should have a valid IP now via DHCP
print(wlan.ifconfig())
# Get addr info via DNS
addr = usocket.getaddrinfo("www.google.com", 80)[0][4]
# Create a new socket and connect to addr
client = usocket.socket(usocket.AF_INET, usocket.SOCK_STREAM)
client.connect(addr)
# Set timeout to 1s
client.settimeout(1.0)
# Send HTTP request and recv response
client.send("GET / HTTP/1.0\r\n\r\n")
print(client.recv(1024))
# Close socket
client.close()