Помогите разобраться в коде!

edic01 · June 20, 2013

Помогите, пожалуйста, разобраться в коде! Не могу понять где происходит вывод не нулевых значений.


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<script type="text/javascript">
var host="10.1.0.99";
var Module_Port=502;
var NetID=1;
var DO=new Array;
var AAO=new Array;
DO[631]=1;
var MAXCDEL='500ms';
AAO[427]=new Array(12,12,12);
AAO[296]=new Array(32767,32767,32767);
AAO[328]=new Array(-32768,-32768,-32768);
var AICh=3;
</script>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>HMI</title>
<script src="AC_OETags.js" language="javascript"></script>
<style type="text/css">
  body {font: 12px Arial; background-color: #D0D0D0; margin: 0px; overflow: auto}
  table {font: 14px Arial; background-color: #EEEEEE; width: 96%; border-collapse: collapse}
  caption {font: bold 14px Arial; text-align: left}
  input {font: normal 12px arial}
  .Clr_Button {font: normal 11px arial; width: 30%}
</style>
<script type="text/javascript" src="AnalogIO.js"></script>
<script type="text/javascript">
  var requiredMajorVersion=9;
  var requiredMinorVersion=0;
  var requiredRevision=28;
  var Timer, Timeout;
  var Scanrate=300;
  var IsSent;
  var iProcess;
  function thisMovie(movieName){
    if (navigator.appName.indexOf("Microsoft")!=-1) {
	  return window[movieName];
    } else {
	  return document[movieName];
    }
  }

  function ModbusSocketClose(event_string){
    //alert(event_string);
    IsSent=-1;
  }
  function sendToActionScript(FunCode, ReferNum, Counnt, Value){
    thisMovie("msocket").sendToActionScript(FunCode, ReferNum, Counnt, Value);
  }

  function setData(msg){
    var patt1=/[0-9a-f]{1,2}/g;
    var result=msg.match(patt1);
    var ivalue;
    var temp;
if(result!=null){
  try{
	  if(iProcess==0 && result[1]=="04" && parseInt(result[2], 16)==(AICh*2)){
	    for(var i=0; i<AICh; i++){
		  if(DO[631]){
		    ivalue=parseInt(result[(i<<1)+3]+result[(i<<1)+4], 16);
		    if(ivalue>32767) ivalue-=65536;
		    document.getElementById("AI"+i).innerHTML=ivalue;
		  }
		  else
		    document.getElementById("AI"+i).innerHTML=(result[(i<<1)+3]+result[(i<<1)+4]).toUpperCase();
		  document.getElementById("AI_Floating"+i).innerHTML=Hex2Float_AI(result[(i<<1)+3]+result[(i<<1)+4], i);
	    }
	  }

	  if(iProcess==1 && result[1]=="04" && parseInt(result[2], 16)==((32+AICh)*2)){
	    var iIdx=0;
	    var i=0;

	    do{
		  if(i<AICh){
		    if(DO[631]){
			  ivalue=parseInt(result[(i<<1)+3]+result[(i<<1)+4], 16);
			  if(ivalue>32767) ivalue-=65536;
			  document.getElementById("Lahch_High_"+iIdx).innerHTML=ivalue;
		    }
		    else
			  document.getElementById("Lahch_High_"+iIdx).innerHTML=(result[(i<<1)+3]+result[(i<<1)+4]).toUpperCase();
		    document.getElementById("Lahch_High_Float_"+iIdx).innerHTML=Hex2Float_AI(result[(i<<1)+3]+result[(i<<1)+4], iIdx++);
		  }
		  else if(i>31){
		    if(DO[631]){
			  ivalue=parseInt(result[(i<<1)+3]+result[(i<<1)+4], 16);
			  if(ivalue>32767) ivalue-=65536;
			  document.getElementById("Lahch_Low_"+iIdx).innerHTML=ivalue;
		    }
		    else
			  document.getElementById("Lahch_Low_"+iIdx).innerHTML=(result[(i<<1)+3]+result[(i<<1)+4]).toUpperCase();
		    document.getElementById("Lahch_Low_Float_"+iIdx).innerHTML=Hex2Float_AI(result[(i<<1)+3]+result[(i<<1)+4], iIdx++);
		  }
		  i++;
		  if(i==31) iIdx=0;
	    }while(i<(32+AICh))
	  }

	  if(iProcess==2 && result[1]=="02" && parseInt(result[2], 16)==byteCount(32+AICh)){
	    var decvalue_high=(parseInt(result[5], 16)<<16)+(parseInt(result[4], 16)<<8)+parseInt(result[3], 16);
	    var decvalue_low=(parseInt(result[8], 16)<<8)+parseInt(result[7], 16);

	    for(var i=0; i<AICh; i++){
		  temp=document.getElementById("Alarm_High_"+i);
		  if(temp!=null)
		    temp.innerHTML=(decvalue_high&(0x01<<i))?"<font color='red'>ON</font>":"OFF";

		  temp=document.getElementById("Alarm_Low_"+i);
		  if(temp!=null)
		    temp.innerHTML=(decvalue_low&(0x01<<i))?"<font color='red'>ON</font>":"OFF";
	    }
	  }
  }
  catch(err){
    var txt="There was an error on this page.\n\n";
    txt+="Error description: " + err.description + "\n\n";
    txt+="Click OK to continue.\n\n";
    //alert(txt);
  }
}
    iProcess++;
    if(iProcess>2)
	  iProcess=0;
  }

  function byteCount(bits){
    return parseInt((parseInt(bits)+7)/8);
  }

  var flashReady=false;
  function IsReady(){
    flashReady=true;
  }

  var myTimeticks=0;
  function myTimer(){
    if(flashReady==true){
	  Timer=window.clearInterval(Timer);
	  thisMovie("msocket").ModbusSocketConnect(NetID, host, Module_Port);
	  Timer=setInterval("timerupdate()", Scanrate);
    }
    else if(myTimeticks>10){
	  Timer=window.clearInterval(Timer);
    }
    myTimeticks+=1;
  }

  function Init(){
    iProcess=0;
    IsSent=0;
    Timeout=0;

    host=location.hostname;

    if(flashReady==false){
	  Timer=setInterval("myTimer()", 100);
	  return;
    }

    thisMovie("msocket").ModbusSocketConnect(NetID, host, Module_Port);
    Timer=setInterval("timerupdate()", Scanrate);
  }

  var Recon_Timeticks;
  function timerupdate(){
    var tmp_comm=document.getElementById("communication");
    var tmp_timeout=document.getElementById("timeout");
    var tmp_comm_status=document.getElementById("tab_comm_status");
    if(thisMovie("msocket").ModbusSocketStatus()==1){
	  tmp_comm_status.style.backgroundColor="#EEEEEE";
	  tmp_comm.innerHTML="Good";
    }
    else{
	  tmp_comm_status.style.backgroundColor="#FF1A1A";
	  tmp_comm.innerHTML="Failed";
	  tmp_timeout.innerHTML="";

	  Recon_Timeticks+=1;
	  if((Scanrate*Recon_Timeticks)>20000){
	    if(thisMovie("msocket").ModbusSocketStatus()==1)
		  thisMovie("msocket").ModbusSocketClose();
	    thisMovie("msocket").ModbusSocketConnect(NetID, host, Module_Port);
	    Recon_Timeticks=0;
	  }
	  IsSent=0;
    }
    if(IsSent==1){
	  if(thisMovie("msocket").IsRead()==1){
	    tmp_timeout.innerHTML="";
	    setData(thisMovie("msocket").receiveFromActionScript());
	  }
	  else{
	    Timeout++;
	    if(Timeout>1){
		  tmp_timeout.innerHTML="- Timeout -";
		  Recon_Timeticks=0;
	    }
	    else return;
	  }
	  IsSent=0;
	  Timeout=0;
    }
    if(IsSent==0){
	  switch(iProcess){
	    case 0:
		  sendToActionScript(4, 0, AICh, 0);
		  break;
	    case 1:
		  sendToActionScript(4, 236, (32+AICh), 0);
		  break;
	    case 2:
		  sendToActionScript(2, 224, (32+AICh), 0);
		  break;
	  }  
	  IsSent=1;
    }
  }

  function ShowStrainGauge(){
    var str=(DO[631]>0?"Engineering":"Hex");
    document.write("<tr bgcolor='#C0C0C0'>");
    document.write("<td width='25%'>"+str+" Format</td>");
    document.write("<td width='25%'>Floating Format</td></tr>");
    for(var i=0; i<AICh; i++){
	  document.write("<tr><td width='25%'>AI"+i+"</td>");
	  document.write("<td width='25%'>"+(30000+i)+"</td>");
	  document.write("<td width='25%'><b><div id='AI"+i+"'>0000</div></b></td>");
	  document.write("<td width='25%'><b><div id='AI_Floating"+i+"'>0000</div></b></td></tr>");
    }
  }

  function ShowAILatchedTable(){
    var str=(DO[631]>0?"Engineering":"Hex");
    document.write("<tr bgcolor='#C0C0C0'>");
    document.write("<td width='16%'>"+str+" Format</td>");
    document.write("<td width='16%'>Floating Format</td>");
    document.write("<td width='16%'>"+str+" Format</td>");
    document.write("<td width='16%'>Floating Format</td></tr>");
    for(var i=0; i<AICh; i++){
	  document.write("<tr><td width='10%'>AI"+i+"</td>");
	  document.write("<td width='13%'>"+(30236+i)+"</td>");
	  document.write("<td width='16%'><b><div id='Lahch_High_"+i+"'>0000</div></b></td>");
	  document.write("<td width='16%'><b><div id='Lahch_High_Float_"+i+"'>0000</div></b></td>");
	  document.write("<td width='13%'>"+(30268+i)+"</td>");
	  document.write("<td width='16%'><b><div id='Lahch_Low_"+i+"'>0000</div></b></td>");
	  document.write("<td width='16%'><b><div id='Lahch_Low_Float_"+i+"'>0000</div></b></td></tr>");
    }
  }
  function ShowAIAlarmTable(){
    for(var i=0; i<AICh; i++){
	  document.write("<tr><td width='10%'>AI"+i+"</td>");
	  document.write("<td width='15%'>"+PrintModAddr(10224+i)+"</td>");
	  document.write("<td width='15%'><b><div id='Alarm_High_Value_"+i+"'>0</div></b></td>");
	  document.getElementById("Alarm_High_Value_"+i).innerHTML=Dec2Float_AI(AAO[296][i], i);
	  document.write("<td width='15%'><b><span id='Alarm_High_"+i+"'>-</span></b> <input id='BtnClearH"+i+"' type='button' value='Clear' onclick='Clear_onclick("+(764+i)+")' /></td>");
	  document.write("<td width='15%'>"+PrintModAddr(10256+i)+"</td>");
	  document.write("<td width='15%'><b><div id='Alarm_Low_Value_"+i+"'>0</div></b></td>");
	  document.getElementById("Alarm_Low_Value_"+i).innerHTML=Dec2Float_AI(AAO[328][i], i);
	  document.write("<td width='15%'><b><span id='Alarm_Low_"+i+"'>-</span></b> <input id='BtnClearL"+i+"' type='button' value='Clear' onclick='Clear_onclick("+(796+i)+")' /></td></tr>");
    }
  }
  function Clear_onclick(BtnName){
    sendToActionScript(5, BtnName, 1, 1);
    IsSent=1;
  }
  function ClearLatch_onclick(Latched_Type){
    var DO_Address=(Latched_Type==0?634:635);
    sendToActionScript(5, DO_Address, 1, 1);
    IsSent=1;
  }
</script>
</head>
<body onload="Init()">
<script type="text/javascript">
var hasProductInstall=DetectFlashVer(6, 0, 65);
var hasRequestedVersion=DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
if ( hasProductInstall && !hasRequestedVersion ) {
var MMPlayerType = (isIE == true) ? "ActiveX" : "PlugIn";
var MMredirectURL = window.location;
    document.title = document.title.slice(0, 47) + " - Flash Player Installation";
    var MMdoctitle = document.title;
AC_FL_RunContent(
  "src", "Install",
  "FlashVars", "MMredirectURL="+MMredirectURL+'&MMplayerType='+MMPlayerType+'&MMdoctitle='+MMdoctitle+"",
  "width", "100%",
  "height", "100%",
  "align", "middle",
  "id", "msocket",
  "quality", "high",
  "bgcolor", "#869ca7",
  "name", "msocket",
  "allowScriptAccess","always",
  "type", "application/x-shockwave-flash",
  "pluginspage", "http://www.adobe.com/go/getflashplayer"
);
} else if (hasRequestedVersion) {
AC_FL_RunContent(
   "src", "msocket",
   "width", "1",
   "height", "1",
   "align", "middle",
   "id", "msocket",
   "quality", "high",
   "bgcolor", "#869ca7",
   "name", "msocket",
   "allowScriptAccess","always",
   "type", "application/x-shockwave-flash",
   "pluginspage", "http://www.adobe.com/go/getflashplayer"
);
  } else {  // flash is too old or we can't detect the plugin
    var alternateContent = 'Alternate HTML content should be placed here. '
   + 'This content requires the Adobe Flash Player. '
    + '<a href=http://www.adobe.com/go/getflash/>Get Flash</a>';
    document.write(alternateContent);  // insert non-flash content
  }

</script>
<noscript>
    <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
   id="msocket" width="1" height="1"
   codebase="http://fpdownload.macromedia.com/get/flashplayer/current/swflash.cab">
   <param name="movie" value="msocket.swf" />
   <param name="quality" value="high" />
   <param name="bgcolor" value="#869ca7" />
   <param name="allowScriptAccess" value="always" />
   <embed src="msocket.swf" quality="high" bgcolor="#869ca7"
    width="1px" height="1px" name="msocket" align="middle"
    play="true"
    loop="false"
    quality="high"
    allowScriptAccess="always"
    type="application/x-shockwave-flash"
    pluginspage="http://www.adobe.com/go/getflashplayer">
   </embed>
</object>
</noscript>
  <div align="center">
  <br />
  <table border="1" bordercolor="#808080">
    <caption>Analog Input</caption>
    <tr bgcolor="#C0C0C0">
	  <td width="25%" rowspan="2">No</td>
	  <td width="25%" rowspan="2">Register</td>
	  <td width="50%" colspan="2">Value</td>
    </tr>
  <script type="text/javascript">
    ShowStrainGauge();
  </script>
  </table>

  <br />
  <table border="1" bordercolor="#808080">
    <caption>High/Low Latched Value for Analog Inputs</caption>
    <tr bgcolor="#C0C0C0">
	  <td width="10%" rowspan="3">No</td>
	  <td width="45%" colspan="3">Latched High</td>
	  <td width="45%" colspan="3">Latched Low</td>
    </tr>
    <tr bgcolor="#C0C0C0">
	  <td width="13%" rowspan="2">Register</td>
	  <td width="32%" colspan="2">Value</td>
	  <td width="13%" rowspan="2">Register</td>
	  <td width="32%" colspan="2">Value</td>
    </tr>
  <script type="text/javascript">
    ShowAILatchedTable();
  </script>
  </table>
  <table>
    <tr height="20" bgcolor="#D0D0D0">
	  <td width="10%"></td>
	  <td width="45%" valign="middle" align="right"><input id="BtnClearLatchH" type="button" value="Clear AI Latched" onclick="ClearLatch_onclick(0)" class="Clr_Button" />  </td>
	  <td width="45%" valign="middle" align="right"><input id="BtnClearLatchL" type="button" value="Clear AI Latched" onclick="ClearLatch_onclick(1)" class="Clr_Button" />  </td>
    </tr>
  </table>
  <br />
  <table border="1" bordercolor="#808080">
    <caption>High/Low Alarm Status for Analog Inputs</caption>
    <tr bgcolor="#C0C0C0">
	  <td width="10%" rowspan="2">No</td>
	  <td width="45%" colspan="3">High Alarm</td>
	  <td width="45%" colspan="3">Low Alarm</td>
    </tr>
    <tr bgcolor="#C0C0C0">
	  <td width="15%">Register</td>
	  <td width="15%">Value</td>
	  <td width="15%">Status</td>
	  <td width="15%">Register</td>
	  <td width="15%">Value</td>
	  <td width="15%">Status</td>
    </tr>
  <script type="text/javascript">
    ShowAIAlarmTable();
  </script>
  </table>
  <br />
  <table border="0">
    <tr id="tab_comm_status">
	  <td width="33%" align="right">Communication Status: </td>
	  <td width="33%"><div id="communication"></div></td>
	  <td width="34%"><font color="#666666"><div id="timeout"></div></font></td>
    </tr>
  </table>
  </div>
</body>
</html>

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Помогите разобраться в коде!

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edic01

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