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26 lines
558 B
26 lines
558 B
<?php
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require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMaster.php';
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// Create Modbus object
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$modbus = new ModbusMaster("192.192.15.51", "UDP");
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try {
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// FC 2
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// read 2 input bits from address 0x0 (Wago input image)
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$recData = $modbus->readInputDiscretes(0, 0, 2);
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}
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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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// Print status information
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echo "</br>Status:</br>" . $modbus;
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// Print read data
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echo "</br>Data:</br>";
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var_dump($recData);
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echo "</br>"; |