|
|
|
|
<?php
|
|
|
|
|
|
|
|
|
|
use PHPModbus\ModbusMaster;
|
|
|
|
|
use PHPModbus\PhpType;
|
|
|
|
|
|
|
|
|
|
$ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
|
|
|
|
|
$unitId = ((int)$_GET['unitid']) ?: 0;
|
|
|
|
|
$reference = ((int)$_GET['reference']) ?: 12288;
|
|
|
|
|
$quantity = ((int)$_GET['quantity']) ?: 6;
|
|
|
|
|
|
|
|
|
|
$modbus = new ModbusMaster($ip, 'UDP');
|
|
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
// FC 3
|
|
|
|
|
$recData = $modbus->readMultipleRegisters($unitId, $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 $unitId ?></li>
|
|
|
|
|
<li>Modbus memory reference: <?php echo $reference ?></li>
|
|
|
|
|
<li>Modbus memory quantity: <?php echo $quantity ?></li>
|
|
|
|
|
</ul>
|
|
|
|
|
|
|
|
|
|
<h2>M-memory dump</h2>
|
|
|
|
|
|
|
|
|
|
<table border="1px">
|
|
|
|
|
<tr>
|
|
|
|
|
<td>WORD address</td>
|
|
|
|
|
<td>Int16</td>
|
|
|
|
|
<td>UInt16</td>
|
|
|
|
|
<td>high byte</td>
|
|
|
|
|
<td>low byte</td>
|
|
|
|
|
<td>high bits</td>
|
|
|
|
|
<td>low bits</td>
|
|
|
|
|
</tr>
|
|
|
|
|
<?php
|
|
|
|
|
for ($i = 0, $max = count($recData); $i < $max; $i += 2) {
|
|
|
|
|
?>
|
|
|
|
|
<tr>
|
|
|
|
|
<td><?php echo $reference+($i/2) ?></td>
|
|
|
|
|
<td><?php echo PhpType::bytes2signedInt([$recData[$i], $recData[$i+1]]) ?></td>
|
|
|
|
|
<td><?php echo PhpType::bytes2unsignedInt([$recData[$i], $recData[$i+1]]) ?></td>
|
|
|
|
|
<td><?php echo $recData[$i] ?></td>
|
|
|
|
|
<td><?php echo $recData[$i + 1] ?></td>
|
|
|
|
|
<td><?php echo sprintf("%08d", decbin($recData[$i])) ?></td>
|
|
|
|
|
<td><?php echo sprintf("%08d", decbin($recData[$i + 1])) ?></td>
|
|
|
|
|
</tr>
|
|
|
|
|
<?php
|
|
|
|
|
}
|
|
|
|
|
?>
|
|
|
|
|
</table>
|
|
|
|
|
|
|
|
|
|
<h2>Modbus class status</h2>
|
|
|
|
|
|
|
|
|
|
<pre><?= $modbus ?></pre>
|
|
|
|
|
<h2>Data</h2>
|
|
|
|
|
<pre><?= print_r($recData); ?></pre>
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
