21 lines
504 B
PHP
21 lines
504 B
PHP
<?php
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require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php';
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// Create Modbus object
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$modbus = new ModbusMasterUdp("192.168.1.99");
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// FC 3
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$recData = $modbus->readMultipleRegisters(0, 12288, 6);
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if(!$recData) {
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// Print error information if any
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echo "</br>Error:</br>" . $modbus->errstr . "</br>";
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}
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// Print status information
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echo "</br>Status:</br>" . $modbus->status . "</br>";
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// Print read data
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echo "</br>Data:</br>"; print_r($recData); echo "</br>";
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?>
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