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28 行
582 B
28 行
582 B
<?php
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use PHPModbus\ModbusMaster;
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// Create Modbus object
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$modbus = new ModbusMaster("192.192.15.51", "UDP");
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// Data to be writen
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$data = array(10, -1000, 2000, 3.0);
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$dataTypes = array("WORD", "INT", "DINT", "REAL");
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try {
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// FC23
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$recData = $modbus->readWriteRegisters(0, 12288, 6, 12288, $data, $dataTypes);
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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>" . $modbus;
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// Print read data
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echo "</br>Data:</br>";
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print_r($recData);
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echo "</br>";
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