Instrument control from PC desktop or via internet

Control the light via the Internet.
Naturally, you can control not only the light, but also any other  devicefromyourcomputerorremotelyviatheInternet.Oneormoredevices.&Nbsp;
Forexample,wewillcontrolthelamp.
Thedetailsoftheproductioninthepicture.So,theunitconsistsofhardwareandsoftwareparts.Part1.HardwareWeneedthefollowingdetails:1.Lamp220V;2.lpt-extension;3.Fee;4.angledlpt-connectorontheboard;5.relay12VDCandswitchingvoltage220volts;6.4.7Kresistor;7.AnnpntransistorsuchasKT3117Aoranyotherwithanormal coeff. gain;8.diode;9.apowersplitterinthePC,ifpoweredbyaPC.Butitisalsopossiblefromanothersourcewithavoltageof12volts.Thedevicelayoutissimpletobuild:center;">Thegrayboxatthetopisarelay.IfwefeedapinDunit,onitvoltagewillappearandeventuallytherelayswitches,turningonthelamp.Accordingtotheabovediagram,wesolderlike:Wesoldertheboardintotheopencircuitofourlamp;weconnectvialpt-extensioncabletothecorrespondingportofthePC;connecttothePCpowersupplyviapowersplitter11;well,andthelampitselfin220V.Parttwo.Toreviveourlamp,wewillwriteaprogramonDelphi(thefirstthingthatcameunderthehands,rewriteinCisnotdifficult,intheprogramthereareliterally3linesofcode)Youcanturnonthelamporanyother lampfromyourcomputer! Havingslightlymodernizedtheprogram,wegetthesecondsource: /svetom/lamp_2.0.rar(thisprogrammonitorsthefile,whichcanbechangedbythephp-scriptlamp2.phponthelocalwebserver).Nowwecanturnonourfavoritelampfromanywhereintheworld.wheretheInternetis.Good luck!

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