LED On & OFF Problem



  • Hi All.
    my code doesn't work i don't know why what is the problem can some one help me please many thanks for your help. using ESP12E with Lua.

    wifi.setmode(wifi.STATION)
    wifi.sta.config("SSID","PASS")

    print(wifi.sta.getip())
    gpio.mode(2, gpio.OUTPUT)

    srv = net.createServer(net.TCP, 1)
    srv:listen(80,function(conn)
    conn:on("receive", function(conn,request)

        local buf = "";
        local _, _, method, path, vars = string.find(request, "([A-Z]+) (.+)?(.+) HTTP");
        if(method == nil)then
            _, _, method, path = string.find(request, "([A-Z]+) (.+) HTTP");
        end
        
        local _GET = {}
        if (vars ~= nil)then
            for k, v in string.gmatch(vars, "(%w+)=(%w+)&*") do
                _GET[k] = v
            end
        end
    
        --print (_GET)
        
        buf = buf.."<h1> Web Server 87</h1>";
        buf = buf.."<p>LIGHT  <a href=\"?pin=ON\"><button>ON</button></a>&nbsp;<a href=\"?pin=OFF\"><button>OFF</button></a></p>";
    
        local _on,_off = "",""
        
        
        conn:send(buf);
        print(_GET.pin)
        print('Pin 2 is:' .. gpio.read(2))
        action(_GET.pin)
    
       
    end)
    conn:on("sent",function(conn) conn:close() end)
    

    end)
    function action(param)

        gpio.write(2, gpio.HIGH);
    elseif(param == "OFF" ) then
      
        gpio.write(2, gpio.LOW);
    end
    

    end


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