nodemcu-firmware/lua_examples/webap_toggle_pin.lua

32 lines
1.1 KiB
Lua

wifi.setmode(wifi.SOFTAP);
wifi.ap.config({ssid="test",pwd="12345678"});
gpio.mode(1, gpio.OUTPUT)
srv=net.createServer(net.TCP)
srv:listen(80,function(conn)
conn:on("receive", function(client,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
buf = buf.."<h1> Hello, NodeMcu.</h1><form src=\"/\">Turn PIN1 <select name=\"pin\" onchange=\"form.submit()\">";
local _on,_off = "",""
if(_GET.pin == "ON")then
_on = " selected=true";
gpio.write(1, gpio.HIGH);
elseif(_GET.pin == "OFF")then
_off = " selected=\"true\"";
gpio.write(1, gpio.LOW);
end
buf = buf.."<option".._on..">ON</opton><option".._off..">OFF</option></select></form>";
client:send(buf);
client:close();
end)
end)