CODE $2$

from machine import Pin from time import sleep import network import socket led $=$

Pin$(16,$ Pin.OUT$)my$ Pin $=$ Pin$(16,$ Pin.OUT$)$ ssid $=$ "CCSU$-$SOT$-$Lab" password $=$

"AlH@C$3$ntral!" def connect$()$: wlan $=$ network.WLAN$($network$.$STA$\_$IF$)$

wlan.active$($True$)$ wlan.connect$($ssid$,$ password$)$ while wlan.isconnected$()==$ False:

print$(\text{'}$Waiting for connection...$\text{'})$ sleep$(1)$ ip $=$ wlan.ifconfig print $($fConnected on $\{$:$\{ip{\}}^{\text{'}})$

return ip def open$\_$socket$($ip$)$: # Open a socket address $=($ip$,80)$ connection $=$

socket.socket$()$ connection. bind$($address$)$ connection. listen$(1)$ return connection def

webpage$($state$)$: #Template HTML html $=$ f

action$=".$ighton$">>=====$LED is

$\{$state$\}$ p $>$ bodys html$>>"""$ return str$($html$)$ def serve$($connection$)$: #Start a web

server state $=$ 'OFF' led.off$()$ while True: client $=$ connection.accept$()[0]$ request $=$

client.recv$(1024)$ request $=$ str$($request$)$ try: request $=$ request.split$()[1]$ except

IndexError: pass if request $==$ 'lighton?$\text{'}$: led.value$(1)$ state $=\text{'}$ON$\text{'}$ elif request

$==$ 'hightoff?$\text{'}$: led.value$(0)$ state $=$ 'OFF' html $=$ webpage$($state$)$ client.send$($html$)$

client.close$()$ try: ip$=$connect$()$ print$($ip$)$ connection $=$ open$\_$socket$($ip$)$ print$($connection$)$

state $=\text{'}$ON$\text{'}$ html$=$webpage$($state$)$ print$(($ html$)$ serve$($connection$)$

except KeyboardInterrupt: machine.reset$()$