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33 lines
757 B
33 lines
757 B
<?php
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require __DIR__ . '/../vendor/autoload.php';
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use PHPModbus\ModbusMasterUdp;
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$ip = filter_var($_GET['ip'], FILTER_VALIDATE_IP) ? $_GET['ip'] : '192.192.15.51';
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$unitId = ((int)$_GET['unitid']) ?: 0;
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$reference = ((int)$_GET['reference']) ?: 12288;
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$modbus = new ModbusMasterUdp($ip);
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// Data to be writen
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$bitValue = true;
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$bitNumber = 2;
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$andMask = 0xFFFF ^ pow(2, $bitNumber);
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$orMask = 0x0000 ^ (pow(2, $bitNumber) * $bitValue);
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try {
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// FC22
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$recData = $modbus->maskWriteRegister($unitId, $reference, $andMask, $orMask);
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} catch (Exception $e) {
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// Print error information if any
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echo $modbus;
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echo $e;
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exit;
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}
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echo '<h1>Status</h1><pre>';
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print_r($modbus);
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echo '</pre>';
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echo '<h1>Data</h1><pre>';
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print_r($recData);
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echo '</pre>'; |