You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
67 lines
1.8 KiB
67 lines
1.8 KiB
<?php
|
|
|
|
require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMaster.php';
|
|
|
|
// Create Modbus object
|
|
$ip = "192.192.15.51";
|
|
$modbus = new ModbusMaster($ip, "UDP");
|
|
|
|
try {
|
|
// FC 3
|
|
$moduleId = 0;
|
|
$reference = 12288;
|
|
$mw0address = 12288;
|
|
$quantity = 6;
|
|
$recData = $modbus->readMultipleRegisters($moduleId, $reference, $quantity);
|
|
}
|
|
catch (Exception $e) {
|
|
echo $modbus;
|
|
echo $e;
|
|
exit;
|
|
}
|
|
|
|
?>
|
|
<html>
|
|
<head>
|
|
<meta http-equiv="content-type" content="text/html; charset=windows-1250">
|
|
<meta name="generator" content="PSPad editor, www.pspad.com">
|
|
<title>WAGO 750-841 M-memory dump</title>
|
|
</head>
|
|
<body>
|
|
<h1>Dump of M-memory from WAGO 750-84x series coupler.</h1>
|
|
<ul>
|
|
<li>PLC: 750-84x series</li>
|
|
<li>IP: <?php echo $ip?></li>
|
|
<li>Modbus module ID: <?php echo $moduleId?></li>
|
|
<li>Modbus memory reference: <?php echo $reference?></li>
|
|
<li>Modbus memory quantity: <?php echo $quantity?></li>
|
|
</ul>
|
|
|
|
<h2>M-memory dump</h2>
|
|
|
|
<table border="1px" width="400px">
|
|
<tr>
|
|
<td>Modbus address</td>
|
|
<td>MWx</td>
|
|
<td>value</td>
|
|
</tr>
|
|
<?php
|
|
for($i=0;$i<count($recData);$i+=2) {
|
|
?>
|
|
<tr>
|
|
<td><?php echo $i+$reference?></td>
|
|
<td>MW<?php echo ($i + $reference - $mw0address)/2?></td>
|
|
<td><?php echo ($recData[$i] << 8)+ $recData[$i+1]?></td>
|
|
</tr>
|
|
<?php
|
|
}
|
|
?>
|
|
</table>
|
|
|
|
<h2>Modbus class status</h2>
|
|
<?php
|
|
echo $modbus;
|
|
?>
|
|
|
|
</body>
|
|
</html>
|
|
|