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db4linqdb4linq
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first init and update
1 parent 2d786b4 commit 6ed5bcc

30 files changed

+1661
-119
lines changed

‎SSD1306_IP.lua

+31
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function init_i2c_display()
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-- SDA and SCL can be assigned freely to available GPIOs
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sda = 5 -- GPIO14
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scl = 6 -- GPIO12
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sla = 0x3c
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i2c.setup(0, sda, scl, i2c.SLOW)
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disp = u8g.ssd1306_128x64_i2c(sla)
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end
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-- graphic test components
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function prepare()
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disp:setFont(u8g.font_6x10)
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disp:setFontRefHeightExtendedText()
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disp:setDefaultForegroundColor()
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disp:setFontPosTop()
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end
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function ip()
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disp:drawStr(10, 10, "IP Address:")
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disp:drawStr(30, 25, wifi.sta.getip().."")
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disp:drawStr(20, 47, "Power By NodeMCU")
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end
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function display()
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init_i2c_display()
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prepare()
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disp:firstPage()
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repeat
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ip()
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until disp:nextPage() == false
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end
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display()

‎ajax.lua

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pin1=3
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pin2=4
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gpio.mode(pin1,gpio.OUTPUT)
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gpio.mode(pin2,gpio.OUTPUT)
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function split(s, delimiter)
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result = {};
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for match in (s..delimiter):gmatch("(.-)"..delimiter) do
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table.insert(result, match);
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end
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return result;
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end
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function urlencode(payload)
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result = {};
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list=split(payload,"\r\n")
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--print(list[1])
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list=split(list[1]," ")
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--print(list[2])
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list=split(list[2],"\/")
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table.insert(result, list[1]);
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table.insert(result, list[2]);
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table.insert(result, list[3]);
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return result;
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end
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function sendHeader(conn)
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conn:send("HTTP/1.1 200 OK\r\n")
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conn:send("Access-Control-Allow-Origin: *\r\n")
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conn:send("Content-Type: application/json; charset=utf-8\r\n")
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conn:send("Server:NodeMCU\r\n")
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conn:send("Connection: close\r\n\r\n")
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end
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function index(conn)
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conn:send('HTTP/1.1 200 OK\r\nConnection: keep-alive\r\nCache-Control: private, no-store\r\n\r\n\
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<!DOCTYPE HTML><html><head><style>input[type=button] {font-size:large;width:10em;height:5em;}</style>\
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<meta content="text/html;charset=utf-8"><title>ESP8266</title>\
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">\
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>\
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<script>$(document).ready(function(){\
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$("#btn-4-on").click(function(){$.ajax({url:"/write/4/0",success:function(result){console.log(result)}});});\
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$("#btn-4-off").click(function(){$.ajax({url:"/write/4/1",success:function(result){console.log(result);}});});\
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$("#btn-3-on").click(function(){$.ajax({url:"/write/3/0",success:function(result){console.log(result);}});});\
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$("#btn-3-off").click(function(){$.ajax({url:"/write/3/1",success:function(result){console.log(result);}});});\
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});</script>\
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<body bgcolor="#ffe4c4">\
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<h2>GPIO3</h2><hr><div><input id="btn-3-on" type="button" value="ON" /> <input id="btn-3-off" type="button" value="OFF" /></div>\
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<h2>GPIO4</h2><hr><div><input id="btn-4-on" type="button" value="ON" /> <input id="btn-4-off" type="button" value="OFF" /></div>\
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</body></html>')
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end
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srv=net.createServer(net.TCP)
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srv:listen(80,function(conn)
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conn:on("receive",function(conn,payload)
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print("Http Request..")
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list=urlencode(payload)
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if (list[2]=="") then
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index(conn)
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elseif (list[2]=="write") then
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local pin = tonumber(list[3])
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local status = tonumber(list[4])
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gpio.write(pin, status)
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sendHeader(conn)
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conn:send("{\"result\":\"ok\",\"digitalPin\": "..pin..", \"status\": "..gpio.read(pin).."}")
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elseif (list[2]=="read") then
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sendHeader(conn)
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conn:send("{\"result\":\"ok\", \"digitalPins\": [{\"digitalPin\": "..pin1..", \"status\": "..gpio.read(pin1).."},{\"digitalPin\": "..pin2..", \"status\": "..gpio.read(pin2).."}]}")
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else
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sendHeader(conn)
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conn:send("{\"result\":\"error\",\"message\": \"command not found\"}")
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end
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conn:close()
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end)
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end)

‎app.lua

+74
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function split(s, delimiter)
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result = {};
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for match in (s..delimiter):gmatch("(.-)"..delimiter) do
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table.insert(result, match);
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end
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return result;
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end
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function urlencode(payload)
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result = {};
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list=split(payload,"\r\n")
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--print(list[1])
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list=split(list[1]," ")
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--print(list[2])
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list=split(list[2],"\/")
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table.insert(result, list[1]);
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table.insert(result, list[2]);
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table.insert(result, list[3]);
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return result;
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end
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function sendHeader(conn)
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conn:send("HTTP/1.1 200 OK\r\n")
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conn:send("Access-Control-Allow-Origin: *\r\n")
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conn:send("Content-Type: application/json; charset=utf-8\r\n")
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conn:send("Server:NodeMCU\r\n")
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conn:send("Connection: close\r\n\r\n")
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end
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function index(conn)
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conn:send('HTTP/1.1 200 OK\r\nConnection: keep-alive\r\nCache-Control: private, no-store\r\n\r\n\
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<!DOCTYPE HTML><html><head>\
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<meta content="text/html;charset=utf-8"><title>ESP8266</title>\
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">\
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</head>\
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<body bgcolor="#ffe4c4">\
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<H2>ESP8266 GOIP API</H2>\
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</body></html>')
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end
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srv=net.createServer(net.TCP)
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srv:listen(80,function(conn)
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conn:on("receive",function(conn,payload)
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list=urlencode(payload)
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if (list[2]=="") then
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index(conn)
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elseif (list[2]=="write") then
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local pin = tonumber(list[3])
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--print("Pin: "..pin)
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local status = tonumber(list[4])
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--print("State: "..status)
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gpio.write(pin, status)
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-- Response Header
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sendHeader(conn)
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-- Response Content
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conn:send('{"result":"ok","digitalPin": '..pin..', "status": '..gpio.read(pin)..'}')
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elseif (list[2]=="read") then
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-- Response Header
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sendHeader(conn)
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-- Response Content
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conn:send('{"result":"ok", "digitalPins":[\
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{"digitalPin": 4,"status": '..gpio.read(4)..'},\
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{"digitalPin": 5, "status": '..gpio.read(5)..'},\
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{"digitalPin": 6, "status": '..gpio.read(6)..'},\
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{"digitalPin": 7, "status": '..gpio.read(7)..'}\
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]}')
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else
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-- Response Header
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sendHeader(conn)
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-- Response Content
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conn:send('{"result":"error","message": "command not found"}')
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end
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conn:close()
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end)
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end)

‎ascii.lua

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ascii = {}
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ascii[0] = {}
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ascii[0][0] = 0x3e
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ascii[0][1] = 0x51
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ascii[0][2] = 0x49
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ascii[0][3] = 0x45
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ascii[0][4] = 0x3e
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ascii[1] = {}
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ascii[1][0] = 0x00
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ascii[1][1] = 0x42
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ascii[1][2] = 0x7f
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ascii[1][3] = 0x40
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ascii[1][4] = 0x00
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ascii[2] = {}
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ascii[2][0] = 0x42
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ascii[2][1] = 0x61
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ascii[2][2] = 0x51
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ascii[2][3] = 0x49
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ascii[2][4] = 0x46
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ascii[3] = {}
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ascii[3][0] = 0x21
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ascii[3][1] = 0x41
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ascii[3][2] = 0x45
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ascii[3][3] = 0x4b
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ascii[3][4] = 0x31
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ascii[4] = {}
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ascii[4][0] = 0x18
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ascii[4][1] = 0x14
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ascii[4][2] = 0x12
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ascii[4][3] = 0x7f
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ascii[4][4] = 0x10
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ascii[5] = {}
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ascii[5][0] = 0x27
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ascii[5][1] = 0x45
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ascii[5][2] = 0x45
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ascii[5][3] = 0x45
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ascii[5][4] = 0x39
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ascii[6] = {}
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ascii[6][0] = 0x3c
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ascii[6][1] = 0x4a
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ascii[6][2] = 0x49
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ascii[6][3] = 0x49
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ascii[6][4] = 0x30
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ascii[7] = {}
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ascii[7][0] = 0x01
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ascii[7][1] = 0x71
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ascii[7][2] = 0x09
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ascii[7][3] = 0x05
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ascii[7][4] = 0x03
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ascii[8] = {}
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ascii[8][0] = 0x36
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ascii[8][1] = 0x49
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ascii[8][2] = 0x49
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ascii[8][3] = 0x49
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ascii[8][4] = 0x36
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ascii[9] = {}
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ascii[9][0] = 0x06
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ascii[9][1] = 0x49
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ascii[9][2] = 0x49
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ascii[9][3] = 0x29
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ascii[9][4] = 0x1e

‎config.lua

+9
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gpio.mode(4,gpio.OUTPUT)
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gpio.mode(5,gpio.OUTPUT)
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gpio.mode(6,gpio.OUTPUT)
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gpio.mode(7,gpio.OUTPUT)
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gpio.write(4, 0)
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gpio.write(5, 0)
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gpio.write(6, 0)
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gpio.write(7, 0)
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